Common Mitsubishi Space Runner Issues You Need to Know | Expert Guide

By Brian Wong, Reviewed by: Kurt Niebuhr, Updated on March 1, 2024
1. Common problems by model year
1.1. 1991-1996 Mitsubishi Space Runner
1.2. 1997-2002 Mitsubishi Space Runner
2. Common problems by model and trim level
2.1. GLi
2.2. GLXi
2.3. GSR
2.4. GSR-X
2.5. Turbo
2.6. Turbo R
3. Common problems by generation
3.1. First generation (1991-1996)
3.2. Second generation (1997-2002)
4. Engine-related issues
4.1. Oil leaks
4.2. Overheating
4.3. Misfires
4.4. Rough idle
4.5. Stalling
5. Transmission-related issues
5.1. Slipping gears
5.2. Delayed shifting
5.3. Failure to shift
5.4. Transmission fluid leaks
6. Electrical issues
6.1. Dead battery
6.2. Malfunctioning alternator
6.3. Blown fuses
6.4. Faulty starter motor
7. Suspension and steering issues
7.1. Uneven tire wear
7.2. Vibrations while driving
7.3. Loose steering
7.4. Steering wheel misalignment
8. Braking issues
8.1. Squeaking brakes
8.2. Soft brake pedal
8.3. Brake fluid leaks
8.4. Sticking brake calipers
9. Fuel system issues
9.1. Fuel pump failure
9.2. Clogged fuel filter
9.3. Fuel leaks
9.4. Poor fuel economy
10. Exhaust system issues
10.1. Leaking exhaust
10.2. Broken exhaust hangers
10.3. Rust damage
10.4. Loud exhaust noises
11. HVAC (Heating, Ventilation, and Air Conditioning) issues
11.1. Blown fuses or relays
11.2. Malfunctioning heater core
11.3. A/C compressor failure
11.4. Weak or no airflow
12. Body and interior issues
12.1. Power window failure
12.2. Broken door handles
12.3. Water leaks
12.4. Dashboard warning lights
13. Maintenance tips to prevent issues
13.1. Regular oil changes
13.2. Checking fluid levels
13.3. Changing filters
13.4. Inspecting belts and hoses
13.5. Rotating tires
13.6. Flushing the cooling system
13.7. Checking battery health
14. Conclusion
14.1. Summary of common issues
14.2. Importance of regular maintenance
14.3. Encouragement to seek professional help
Frequently Asked Questions (FAQ) About Mitsubishi Space Runner Issues
Example List of Mitsubishi Space Runner Engine Error Codes and Descriptions

1. Common problems by model year

1.1. 1991-1996 Mitsubishi Space Runner

The Mitsubishi Space Runner was first introduced in 1991 and was produced until 2002. During its production run, the Space Runner experienced a range of issues that were specific to certain model years. This article will provide a breakdown of common problems by model year for the 1991-1996 Mitsubishi Space Runner.

1991-1992 Mitsubishi Space Runner
One common issue with the 1991-1992 Space Runner was engine overheating. This was often caused by a faulty radiator or water pump. Another issue was transmission failure, which could be caused by a malfunctioning clutch or transmission fluid leak.

1993-1994 Mitsubishi Space Runner
The 1993-1994 Space Runner was prone to power steering failure, which was caused by a malfunctioning power steering pump. Another common issue was brake system failure, which could be caused by worn brake pads or a malfunctioning brake master cylinder.

1995-1996 Mitsubishi Space Runner
One of the most common issues with the 1995-1996 Space Runner was electrical problems. This could include issues with the alternator, battery, or starter motor. Another issue was suspension failure, which could be caused by worn suspension components or a malfunctioning shock absorber.

It's important to note that these are just a few of the common issues that were specific to certain model years of the Mitsubishi Space Runner. There were many other issues that were common across multiple model years, such as engine oil leaks, fuel system problems, and exhaust system issues. By staying on top of regular maintenance and addressing any issues as soon as they arise, Space Runner owners can ensure that their vehicle remains reliable and avoids costly repairs in the future.

1.2. 1997-2002 Mitsubishi Space Runner

The Mitsubishi Space Runner continued to be produced from 1997 until 2002. During this time, the vehicle experienced a range of issues that were specific to certain model years. This article will provide a breakdown of common problems by model year for the 1997-2002 Mitsubishi Space Runner.

1997-1998 Mitsubishi Space Runner
One common issue with the 1997-1998 Space Runner was oil leaks. This was often caused by a faulty valve cover gasket or oil pan gasket. Another issue was transmission failure, which could be caused by a malfunctioning torque converter or worn transmission gears.

1999-2000 Mitsubishi Space Runner
The 1999-2000 Space Runner was prone to air conditioning problems, which were often caused by a faulty compressor or refrigerant leak. Another common issue was brake system failure, which could be caused by worn brake pads or a malfunctioning brake master cylinder.

2001-2002 Mitsubishi Space Runner
One of the most common issues with the 2001-2002 Space Runner was fuel system problems. This could include issues with the fuel pump, fuel filter, or fuel injectors. Another issue was electrical problems, which could be caused by a malfunctioning alternator or battery.

It's important to note that these are just a few of the common issues that were specific to certain model years of the Mitsubishi Space Runner. There were many other issues that were common across multiple model years, such as engine overheating, suspension failure, and exhaust system issues. By staying on top of regular maintenance and addressing any issues as soon as they arise, Space Runner owners can ensure that their vehicle remains reliable and avoids costly repairs in the future.

2. Common problems by model and trim level

2.1. GLi

The Mitsubishi Space Runner GLi was a popular trim level for this versatile vehicle. However, like any car, the GLi was prone to certain issues that were specific to certain model years and trim levels. This article will provide a breakdown of common problems by model and trim level for the Mitsubishi Space Runner GLi.

1991-1992 Mitsubishi Space Runner GLi
One common issue with the 1991-1992 GLi was engine overheating. This was often caused by a faulty radiator or water pump. Another issue was transmission failure, which could be caused by a malfunctioning clutch or transmission fluid leak.

1993-1994 Mitsubishi Space Runner GLi
The 1993-1994 GLi was prone to power steering failure, which was caused by a malfunctioning power steering pump. Another common issue was brake system failure, which could be caused by worn brake pads or a malfunctioning brake master cylinder.

1995-1996 Mitsubishi Space Runner GLi
One of the most common issues with the 1995-1996 GLi was electrical problems. This could include issues with the alternator, battery, or starter motor. Another issue was suspension failure, which could be caused by worn suspension components or a malfunctioning shock absorber.

1997-1998 Mitsubishi Space Runner GLi
The 1997-1998 GLi was prone to oil leaks, often caused by a faulty valve cover gasket or oil pan gasket. Another issue was transmission failure, which could be caused by a malfunctioning torque converter or worn transmission gears.

1999-2000 Mitsubishi Space Runner GLi
The 1999-2000 GLi was prone to air conditioning problems, which were often caused by a faulty compressor or refrigerant leak. Another common issue was brake system failure, which could be caused by worn brake pads or a malfunctioning brake master cylinder.

2001-2002 Mitsubishi Space Runner GLi
One of the most common issues with the 2001-2002 GLi was fuel system problems. This could include issues with the fuel pump, fuel filter, or fuel injectors. Another issue was electrical problems, which could be caused by a malfunctioning alternator or battery.

It's important to note that these are just a few of the common issues that were specific to certain model years and trim levels of the Mitsubishi Space Runner GLi. By staying on top of regular maintenance and addressing any issues as soon as they arise, GLi owners can ensure that their vehicle remains reliable and avoids costly repairs in the future.

2.2. GLXi

The Mitsubishi Space Runner GLXi was a higher trim level for this popular vehicle. However, like any car, the GLXi was prone to certain issues that were specific to certain model years and trim levels. This article will provide a breakdown of common problems by model and trim level for the Mitsubishi Space Runner GLXi.

1991-1992 Mitsubishi Space Runner GLXi
One common issue with the 1991-1992 GLXi was engine overheating. This was often caused by a faulty radiator or water pump. Another issue was transmission failure, which could be caused by a malfunctioning clutch or transmission fluid leak.

1993-1994 Mitsubishi Space Runner GLXi
The 1993-1994 GLXi was prone to power steering failure, which was caused by a malfunctioning power steering pump. Another common issue was brake system failure, which could be caused by worn brake pads or a malfunctioning brake master cylinder.

1995-1996 Mitsubishi Space Runner GLXi
One of the most common issues with the 1995-1996 GLXi was electrical problems. This could include issues with the alternator, battery, or starter motor. Another issue was suspension failure, which could be caused by worn suspension components or a malfunctioning shock absorber.

1997-1998 Mitsubishi Space Runner GLXi
The 1997-1998 GLXi was prone to oil leaks, often caused by a faulty valve cover gasket or oil pan gasket. Another issue was transmission failure, which could be caused by a malfunctioning torque converter or worn transmission gears.

1999-2000 Mitsubishi Space Runner GLXi
The 1999-2000 GLXi was prone to air conditioning problems, which were often caused by a faulty compressor or refrigerant leak. Another common issue was brake system failure, which could be caused by worn brake pads or a malfunctioning brake master cylinder.

2001-2002 Mitsubishi Space Runner GLXi
One of the most common issues with the 2001-2002 GLXi was fuel system problems. This could include issues with the fuel pump, fuel filter, or fuel injectors. Another issue was electrical problems, which could be caused by a malfunctioning alternator or battery.

It's important to note that these are just a few of the common issues that were specific to certain model years and trim levels of the Mitsubishi Space Runner GLXi. By staying on top of regular maintenance and addressing any issues as soon as they arise, GLXi owners can ensure that their vehicle remains reliable and avoids costly repairs in the future.

2.3. GSR

The Mitsubishi Space Runner GSR was a sportier trim level for this popular vehicle. However, like any car, the GSR was prone to certain issues that were specific to certain model years and trim levels. This article will provide a breakdown of common problems by model and trim level for the Mitsubishi Space Runner GSR.

1991-1992 Mitsubishi Space Runner GSR
One common issue with the 1991-1992 GSR was engine overheating. This was often caused by a faulty radiator or water pump. Another issue was transmission failure, which could be caused by a malfunctioning clutch or transmission fluid leak.

1993-1994 Mitsubishi Space Runner GSR
The 1993-1994 GSR was prone to power steering failure, which was caused by a malfunctioning power steering pump. Another common issue was brake system failure, which could be caused by worn brake pads or a malfunctioning brake master cylinder.

1995-1996 Mitsubishi Space Runner GSR
One of the most common issues with the 1995-1996 GSR was electrical problems. This could include issues with the alternator, battery, or starter motor. Another issue was suspension failure, which could be caused by worn suspension components or a malfunctioning shock absorber.

1997-1998 Mitsubishi Space Runner GSR
The 1997-1998 GSR was prone to oil leaks, often caused by a faulty valve cover gasket or oil pan gasket. Another issue was transmission failure, which could be caused by a malfunctioning torque converter or worn transmission gears.

1999-2000 Mitsubishi Space Runner GSR
The 1999-2000 GSR was prone to air conditioning problems, which were often caused by a faulty compressor or refrigerant leak. Another common issue was brake system failure, which could be caused by worn brake pads or a malfunctioning brake master cylinder.

2001-2002 Mitsubishi Space Runner GSR
One of the most common issues with the 2001-2002 GSR was fuel system problems. This could include issues with the fuel pump, fuel filter, or fuel injectors. Another issue was electrical problems, which could be caused by a malfunctioning alternator or battery.

It's important to note that these are just a few of the common issues that were specific to certain model years and trim levels of the Mitsubishi Space Runner GSR. By staying on top of regular maintenance and addressing any issues as soon as they arise, GSR owners can ensure that their vehicle remains reliable and avoids costly repairs in the future.

2.4. GSR-X

The Mitsubishi Space Runner GSR-X was a sporty trim level that was available from 1999 to 2002. This model had several unique features, including a more powerful engine, a sport-tuned suspension, and upgraded brakes. However, like all cars, the GSR-X had its share of common problems that owners should be aware of.

One common issue with the GSR-X is a faulty turbocharger. This can cause a loss of power and acceleration, as well as poor fuel economy. Symptoms of a failing turbocharger include smoke from the exhaust, a whining noise, and a lack of boost pressure. If this issue is not addressed promptly, it can cause further damage to the engine.

Another issue that is common among GSR-X models is a failing clutch. The clutch may start to slip, making it difficult to engage gears and causing the engine to rev higher than normal. This can be a sign that the clutch is worn and needs to be replaced.

Additionally, the GSR-X may experience problems with the electrical system. Issues with the alternator or battery can cause the car to fail to start or stall while driving. Owners may notice dimming headlights, flickering dashboard lights, or a warning light on the instrument cluster.

Finally, some GSR-X models have been known to experience issues with the transmission. A worn or faulty transmission can cause the car to hesitate, jerk, or slip out of gear. This issue can be costly to repair and may require a replacement transmission.

Overall, while the GSR-X was a high-performance trim level, it had its share of common problems that owners should be aware of. Regular maintenance and prompt repairs can help keep the car running smoothly and avoid costly repairs down the line.

2.5. Turbo

The Mitsubishi Space Runner Turbo was a high-performance version of the popular crossover that was produced from 1991 to 2002. As a turbocharged model, it had unique features and capabilities, but also had its own set of common problems that owners should be aware of.

One issue that was common among Space Runner Turbo models was turbocharger failure. A failing turbocharger can cause a loss of power and acceleration, as well as poor fuel economy. This can be caused by a variety of factors, such as oil contamination or insufficient lubrication. Symptoms of a failing turbocharger include smoke from the exhaust, a whining noise, and a lack of boost pressure.

Another problem that Space Runner Turbo owners may experience is overheating. This can be caused by a faulty radiator or water pump, as well as a malfunctioning thermostat. Symptoms of an overheating engine include a high-temperature gauge reading, steam coming from under the hood, and a strong smell of coolant.

Additionally, some Space Runner Turbo models may experience issues with the suspension. Worn shocks or struts can cause a bumpy or unstable ride, as well as excessive tire wear. This can also affect the car's handling and stability at higher speeds.

Finally, the Space Runner Turbo may experience problems with the transmission. This can manifest as slipping gears, difficulty shifting, or hesitation during acceleration. This issue can be caused by a number of factors, such as a worn clutch or a malfunctioning solenoid.

Overall, while the Space Runner Turbo was a powerful and capable car, it had its own set of common problems that owners should be aware of. Regular maintenance and prompt repairs can help keep the car running smoothly and avoid costly repairs down the line.

2.6. Turbo R

The Mitsubishi Space Runner Turbo R is a high-performance version of the Space Runner that was produced between 1991 and 1996. While it shares many of the same features and components as the regular Space Runner, it also has some unique characteristics that can lead to specific problems. Here are some common problems associated with the Mitsubishi Space Runner Turbo R:

1. Engine Problems: The Turbo R is equipped with a powerful turbocharged engine, which can be prone to problems if not properly maintained. One common issue is turbo failure, which can be caused by a lack of lubrication or over-boosting. Another issue is engine overheating, which can be caused by a malfunctioning thermostat or cooling system.

2. Transmission Problems: The Turbo R is equipped with a manual transmission, which can be prone to problems if not properly maintained. One common issue is clutch wear, which can cause slipping or difficulty shifting. Another issue is transmission oil leaks, which can lead to low oil levels and eventual transmission failure.

3. Suspension Problems: The Turbo R is equipped with a sport-tuned suspension, which can be prone to problems if not properly maintained. One common issue is worn or damaged shock absorbers, which can cause excessive bouncing or a rough ride. Another issue is worn or damaged bushings, which can cause clunking noises or handling issues.

4. Electrical Problems: The Turbo R is equipped with a variety of electrical components, which can be prone to problems if not properly maintained. One common issue is a malfunctioning alternator, which can cause a dead battery or dimming lights. Another issue is a malfunctioning starter motor, which can cause difficulty starting the engine.

5. Braking Problems: The Turbo R is equipped with high-performance brakes, which can be prone to problems if not properly maintained. One common issue is brake pad wear, which can cause squealing or difficulty stopping. Another issue is brake fluid leaks, which can lead to reduced braking performance or eventual brake failure.

Overall, the Mitsubishi Space Runner Turbo R is a high-performance vehicle that requires proper maintenance and care to avoid common problems. Regular inspections, fluid changes, and component replacements can help prevent many of these issues and ensure the longevity and reliability of the vehicle.

3. Common problems by generation

3.1. First generation (1991-1996)

The first generation of the Mitsubishi Space Runner was produced from 1991 to 1996. This generation of the Space Runner experienced a few common problems:

1. Transmission issues: Some owners reported problems with the automatic transmission, including slipping and jerking. This was often caused by worn out transmission components or low transmission fluid levels. In some cases, a transmission rebuild or replacement was required to fix the issue.

2. Electrical problems: Some drivers experienced electrical problems such as faulty sensors, intermittent warning lights, and issues with the fuel injection system. These issues could be caused by a variety of factors, including corroded wiring or faulty components. Proper diagnostic testing is necessary to determine the root cause of electrical issues.

3. Suspension and steering issues: A number of owners reported problems with the suspension and steering systems, including noisy or loose steering, uneven tire wear, and excessive bouncing or swaying. These issues could be caused by worn out components, such as shocks, struts, or ball joints. Regular inspection and maintenance of the suspension and steering system can help prevent these issues.

4. Rust problems: Some first generation Space Runners were known to experience rust issues, particularly in areas such as the wheel arches and floor pans. Rust can compromise the structural integrity of the vehicle and lead to safety issues if left unchecked. Regular inspections and rust prevention measures can help address this problem.

5. Engine problems: Some owners reported issues with the engine, including poor acceleration, stalling, and excessive oil consumption. These issues can be caused by a variety of factors, such as worn out components, dirty fuel injectors, or low oil pressure. Proper diagnosis and regular maintenance can help prevent engine issues.

3.2. Second generation (1997-2002)

The second generation of the Mitsubishi Space Runner, produced from 1997-2002, improved upon some of the issues seen in the first generation but also introduced some new problems. Here are some common problems by generation for the second generation Space Runner:

1. Electrical issues: Some second generation Space Runners may experience problems with the electrical system, such as blown fuses, faulty wiring, or malfunctioning sensors. This can cause issues with various systems in the car, such as the headlights, dashboard gauges, or even the engine itself.

2. Transmission problems: The automatic transmission in some Space Runners may experience issues with slipping or difficulty shifting between gears. This can cause problems with acceleration and can even lead to transmission failure if left unchecked.

3. Suspension issues: Some drivers may experience problems with the suspension system, such as worn-out shocks or struts. This can cause a rough ride and can even make the car unstable on uneven terrain.

4. Oil leaks: Second generation Space Runners may experience issues with oil leaks, which can be caused by faulty gaskets or seals. This can lead to low oil levels and potential engine damage if not addressed.

5. Brake problems: Some drivers may experience problems with the brake system, such as worn-out brake pads or warped rotors. This can cause reduced braking power and can even lead to dangerous driving conditions if not addressed promptly.

Overall, while the second generation of the Mitsubishi Space Runner addressed some issues seen in the first generation, it still had its fair share of common problems. Regular maintenance and prompt repairs can help mitigate these issues and keep your Space Runner running smoothly.

4. Engine-related issues

4.1. Oil leaks

One of the most common engine-related issues experienced by Mitsubishi Space Runner owners is oil leaks. This issue can be caused by a variety of factors, including worn-out gaskets, seals, or o-rings, damaged oil pan, or a faulty oil filter.

One of the most noticeable symptoms of an oil leak is the appearance of oil spots on the ground underneath the vehicle, especially after the car has been parked for some time. Another symptom is a decrease in oil pressure, which can lead to engine damage if not addressed promptly. Additionally, a burning oil smell may be present in the cabin or engine bay.

To diagnose the issue, a mechanic will typically perform a visual inspection of the engine bay to identify the source of the leak. They may also use dye or ultraviolet light to locate the leak. Once identified, the faulty part(s) will need to be replaced to prevent further oil leaks.

Regular maintenance, such as oil changes, can help prevent oil leaks by ensuring that the engine's components are well lubricated and the oil filter is functioning correctly. It is also important to have any leaks addressed promptly to avoid further damage to the engine.

Overall, oil leaks can be a frustrating and potentially costly issue for Mitsubishi Space Runner owners. However, with proper maintenance and prompt attention to any leaks, this issue can be effectively managed.

4.2. Overheating

Overheating is a common issue that can occur with the Mitsubishi Space Runner's engine, and it can be caused by several factors. One of the most common causes of overheating is a malfunctioning thermostat. The thermostat regulates the flow of coolant through the engine, and if it becomes stuck in the closed position, the coolant will not circulate properly and the engine will overheat.

Another possible cause of overheating is a malfunctioning water pump. The water pump is responsible for circulating the coolant through the engine, and if it fails, the coolant will not be able to move through the engine and keep it cool. A leak in the cooling system can also cause the engine to overheat, as it can cause the coolant level to drop below the necessary level.

Additionally, a malfunctioning radiator can also lead to overheating. If the radiator becomes clogged with debris or develops a leak, it will not be able to effectively dissipate heat from the coolant passing through it, which can cause the engine to overheat.

It is important to address any overheating issues as soon as they arise, as prolonged overheating can cause serious damage to the engine. If you notice your engine temperature gauge rising above normal levels or see steam or smoke coming from under the hood, it is important to stop the vehicle immediately and allow the engine to cool down before attempting to diagnose the issue. A professional mechanic can diagnose the problem and recommend the necessary repairs, which may include replacing the thermostat, water pump, radiator, or other components of the cooling system.

4.3. Misfires

Misfires are a common issue that can occur in any vehicle, including the Mitsubishi Space Runner. A misfire occurs when the engine's cylinders fail to ignite fuel and air correctly, resulting in a rough engine idle and poor performance. In the Mitsubishi Space Runner, there are several reasons why misfires may occur, including:

1. Faulty Ignition Components: The spark plugs, ignition coils, and wires may become worn or damaged, resulting in a weaker spark and potential misfires.

2. Clogged Fuel Injectors: Over time, fuel injectors may become clogged with debris, restricting the flow of fuel to the engine and causing misfires.

3. Vacuum Leaks: Leaks in the vacuum system can cause the engine to receive an incorrect amount of air, leading to misfires.

4. Faulty Sensors: The engine's sensors, such as the oxygen sensor, throttle position sensor, or mass airflow sensor, may become damaged, resulting in misfires.

To diagnose a misfire in the Mitsubishi Space Runner, a mechanic may use an engine scanner to check for error codes and analyze engine performance. Once the root cause of the misfire is identified, the necessary repairs can be made. This may involve replacing faulty ignition components, cleaning or replacing clogged fuel injectors, repairing vacuum leaks, or replacing damaged sensors.

Regular maintenance, such as replacing spark plugs and air filters at recommended intervals, can help prevent misfires from occurring. If you notice your Mitsubishi Space Runner running roughly or experiencing performance issues, it's essential to have it inspected by a qualified mechanic to identify and resolve any underlying issues.

4.4. Rough idle

The Mitsubishi Space Runner may experience rough idling, which is usually caused by problems with the engine's air and fuel mixture. One of the most common reasons for a rough idle is a dirty or clogged air filter. A dirty air filter can restrict the flow of air to the engine, causing a lean fuel mixture that can result in a rough idle.

Another potential cause of rough idle is a malfunctioning idle air control valve (IACV). The IACV regulates the amount of air that enters the engine when it is idling, and if it is not functioning properly, it can cause the engine to idle roughly. A dirty or clogged throttle body can also cause rough idling, as it can restrict the airflow to the engine.

Additionally, a faulty or dirty spark plug can also contribute to a rough idle. Spark plugs are responsible for igniting the air and fuel mixture in the engine, and if they are not functioning correctly, it can cause the engine to idle roughly or misfire.

Other potential causes of rough idle in the Mitsubishi Space Runner include vacuum leaks, a malfunctioning mass air flow (MAF) sensor, or a malfunctioning fuel injector. It is recommended to have a professional mechanic diagnose and repair any rough idle issues to ensure proper engine performance and prevent further damage to the vehicle.

4.5. Stalling

The Mitsubishi Space Runner may experience stalling problems, which can be attributed to several factors. One common cause of stalling is a faulty idle air control valve (IACV). The IACV regulates the engine's idle speed by controlling the amount of air that enters the engine's intake manifold. If the IACV fails, it may not supply the necessary air to the engine, resulting in stalling.

Another possible cause of stalling is a malfunctioning mass airflow (MAF) sensor. The MAF sensor measures the amount of air entering the engine and sends the information to the engine control module (ECM). If the MAF sensor fails or becomes dirty, it can cause the ECM to receive incorrect information, leading to stalling.

In addition, a dirty or faulty throttle body can also cause stalling. The throttle body controls the amount of air that enters the engine, and if it becomes dirty or fails, it can cause the engine to stall.

Fuel system issues can also cause stalling. A clogged fuel filter can restrict fuel flow to the engine, leading to stalling. Similarly, a malfunctioning fuel pump can cause insufficient fuel supply to the engine, resulting in stalling.

Finally, a malfunctioning ignition system, such as a failing ignition coil or spark plugs, can cause stalling. The ignition system is responsible for providing the spark that ignites the fuel in the engine, and if it fails, it can cause stalling.

If the Mitsubishi Space Runner is experiencing stalling, it is essential to have it diagnosed by a professional mechanic to identify the exact cause and make necessary repairs.

5. Transmission-related issues

5.1. Slipping gears

The Mitsubishi Space Runner is known for having several issues with its transmission, including slipping gears. This problem is often caused by worn or damaged transmission components, such as the clutch plates, gears, or bands. Slipping gears can also occur if there is low or dirty transmission fluid, which can cause the transmission to overheat and damage the internal components.

Another cause of slipping gears in the Mitsubishi Space Runner is a malfunctioning transmission control module. This component is responsible for regulating the shift points and ensuring that the transmission operates smoothly. If the transmission control module is faulty or malfunctioning, it can cause the gears to slip or shift erratically.

Owners of the Mitsubishi Space Runner may also experience slipping gears if the torque converter is damaged or worn. The torque converter is responsible for transferring power from the engine to the transmission and can become damaged over time due to wear and tear. This can cause the gears to slip or not engage properly, leading to a loss of power and reduced acceleration.

To diagnose and repair slipping gears in the Mitsubishi Space Runner, it is important to have the vehicle inspected by a qualified mechanic. The mechanic will perform a thorough inspection of the transmission and other components to identify the underlying cause of the problem. Depending on the cause, the mechanic may recommend replacing worn or damaged components, flushing the transmission fluid, or replacing the transmission control module or torque converter.

Regular maintenance of the transmission and other components is important to prevent slipping gears and other transmission-related issues in the Mitsubishi Space Runner. This includes regularly checking the transmission fluid level and quality, having the transmission serviced according to the manufacturer's recommendations, and addressing any issues as soon as they arise.

5.2. Delayed shifting

The Mitsubishi Space Runner is known to have transmission-related issues, one of which is delayed shifting. Delayed shifting is a common problem that can affect automatic transmissions, and it often occurs when the transmission takes longer than normal to shift gears. This issue is more common in older vehicles or those with high mileage, but it can also affect newer models due to a variety of factors.

One possible cause of delayed shifting in the Space Runner is low transmission fluid levels. The transmission fluid is essential for lubricating the gears and ensuring they shift smoothly. If the fluid level is low, the gears may not have enough lubrication, causing them to shift more slowly than normal. In some cases, the fluid may need to be changed, or there may be a leak that needs to be repaired.

Another possible cause of delayed shifting is a malfunctioning transmission control module (TCM). The TCM is responsible for controlling the transmission's shifting patterns, and if it's not working correctly, the gears may not shift as quickly as they should. This issue can be difficult to diagnose and may require the assistance of a qualified mechanic.

Finally, delayed shifting can also be caused by worn or damaged transmission components, such as the clutch plates, torque converter, or solenoids. These parts can wear out over time, leading to delayed shifting, slipping gears, and other transmission-related problems. In some cases, the only solution may be to replace the affected components or even the entire transmission.

If you're experiencing delayed shifting in your Mitsubishi Space Runner, it's essential to have it diagnosed and repaired as soon as possible. Ignoring the issue can lead to more severe problems down the road, such as complete transmission failure. A qualified mechanic can help diagnose the problem and recommend the best course of action to get your Space Runner back on the road.

5.3. Failure to shift

The Mitsubishi Space Runner has had some common transmission-related issues reported by owners, one of which is the failure to shift. This can be caused by a number of factors, including a faulty shift solenoid, worn clutch plates, or a damaged valve body.

The shift solenoid is responsible for controlling the hydraulic pressure inside the transmission, which is used to shift gears. If it becomes faulty, the transmission may fail to shift or may only shift intermittently. This is often accompanied by warning lights on the dashboard, such as the "Check Engine" or "Transmission" light.

Worn clutch plates can also lead to a failure to shift. These plates are responsible for transmitting power from the engine to the transmission, and over time they can become worn or damaged. When this happens, the transmission may slip or fail to engage gears properly, resulting in a loss of power and a failure to shift.

Finally, a damaged valve body can also cause the transmission to fail to shift. The valve body is responsible for controlling the flow of hydraulic fluid inside the transmission, and if it becomes damaged or worn, it can cause the transmission to malfunction.

If you are experiencing a failure to shift in your Mitsubishi Space Runner, it is important to have the problem diagnosed and repaired by a qualified mechanic as soon as possible. Ignoring transmission issues can lead to more serious problems down the line, and can even result in a complete transmission failure.

5.4. Transmission fluid leaks

One common transmission-related issue that owners of the Mitsubishi Space Runner may experience is transmission fluid leaks. These leaks can be caused by a variety of factors, including worn seals or gaskets, a cracked transmission housing, or a damaged transmission pan.

If left unchecked, transmission fluid leaks can lead to low fluid levels, which can cause the transmission to overheat and result in more serious damage. In addition, the loss of transmission fluid can cause the gears to slip, making it difficult to accelerate or maintain speed.

To identify a transmission fluid leak, owners may notice fluid spots on the ground under the vehicle, a burning smell from the transmission, or difficulty shifting gears. If any of these symptoms are present, it is important to have the transmission inspected by a qualified mechanic to determine the cause of the leak and make any necessary repairs.

Regular maintenance, including fluid changes and inspections, can help prevent transmission fluid leaks from occurring. If a leak is identified early on, it can often be repaired with a simple seal or gasket replacement, saving the owner from more costly transmission repairs down the road.

6. Electrical issues

6.1. Dead battery

One common electrical issue with the Mitsubishi Space Runner is a dead battery. This issue can be caused by a variety of factors, including a faulty alternator or battery, corroded battery terminals, or leaving lights on overnight. A dead battery can be frustrating and leave you stranded, so it's important to identify and address the underlying cause.

If your battery is consistently dying, it may be time to replace it. Batteries typically last around 3-5 years, so if yours is older than that, it may not hold a charge as well as it used to. A faulty alternator can also cause your battery to die, as it may not be charging your battery as it should. You can test your alternator by checking the voltage at the battery with the engine running; it should be around 13-14 volts.

Corroded battery terminals can also cause issues with the electrical system. If the terminals are dirty or corroded, they can prevent the battery from making a good connection. This can be fixed by cleaning the terminals with a wire brush or battery cleaner.

Lastly, leaving lights on overnight can drain your battery and cause it to die. If you notice that your battery is consistently dying, make sure to turn off all lights and accessories when you turn off your vehicle. It's also a good idea to have your battery and electrical system checked by a professional to ensure that there are no underlying issues.

6.2. Malfunctioning alternator

The alternator is an essential component of the vehicle's electrical system. It is responsible for keeping the battery charged and powering the vehicle's electrical components while the engine is running. Malfunctioning alternators are a common issue in the Mitsubishi Space Runner.

One of the most common symptoms of a failing alternator is a warning light on the dashboard. This light indicates that the alternator is not providing enough power to the battery. If left unaddressed, the battery will eventually die, leaving the driver stranded.

Another symptom of a failing alternator is dimming or flickering headlights. The alternator is responsible for providing power to the headlights, and if it is not functioning correctly, the headlights may not receive enough power to function correctly. This can be especially dangerous at night when visibility is reduced.

A malfunctioning alternator can also cause electrical components to fail. For example, the radio, air conditioning, and power windows may stop working correctly. In some cases, the vehicle may even stall while driving.

If you suspect that your Mitsubishi Space Runner's alternator is malfunctioning, it is crucial to have it inspected and repaired by a qualified mechanic as soon as possible. Ignoring the problem can lead to more severe issues and potential safety hazards on the road.

6.3. Blown fuses

The Mitsubishi Space Runner, like any other vehicle, may experience electrical issues during its lifetime. One of the common problems is blown fuses. A fuse is a safety device that protects electrical circuits from damage due to overcurrent. When a circuit receives more current than it is designed to handle, the fuse will blow, breaking the circuit and preventing further damage.

Blown fuses in the Mitsubishi Space Runner may occur due to several reasons. One of the most common causes is a short circuit. A short circuit occurs when a wire or component comes into contact with a ground wire or another circuit. This contact creates a direct path for the current to flow, resulting in a sudden surge of electricity that can blow a fuse.

Another reason for blown fuses is an overloaded circuit. If you have installed additional electrical accessories such as a sound system or lighting, it may put an extra load on the electrical system, leading to blown fuses. Additionally, if a component such as a starter motor or alternator is drawing more current than usual due to wear or damage, it may cause the fuses to blow.

It is important to note that a blown fuse may not always be the root cause of the problem. In some cases, it may be a symptom of a more significant electrical issue. Therefore, it is essential to identify the cause of the blown fuse before replacing it. A professional mechanic can use specialized diagnostic tools to detect the problem and fix it properly.

To prevent blown fuses, it is essential to avoid overloading the electrical system with additional accessories or modifications that draw a lot of power. It is also crucial to use the correct type of fuse that matches the current rating of the circuit. If you experience a blown fuse in your Mitsubishi Space Runner, it is recommended to have it checked by a professional mechanic to identify and fix the underlying issue.

6.4. Faulty starter motor

The Mitsubishi Space Runner may experience issues with the starter motor, which is responsible for turning over the engine when the driver turns the key in the ignition. A faulty starter motor can prevent the engine from starting altogether, leaving the driver stranded.

One common problem with the starter motor in the Space Runner is wear and tear on the internal components. Over time, the brushes, bearings, and armature can wear down, causing the motor to fail. In some cases, the starter may make a clicking sound when the key is turned, but the engine does not start. This can indicate that the solenoid is functioning properly, but the motor itself is not turning.

Another potential issue with the starter motor is a malfunctioning solenoid. The solenoid is responsible for engaging the starter motor when the ignition key is turned. If the solenoid is not working correctly, the starter motor may not engage at all, preventing the engine from starting.

A third issue that can occur with the starter motor is a problem with the wiring or connections. Loose or corroded connections can prevent the starter from receiving the necessary electrical current to turn over the engine. In some cases, a blown fuse or relay can also cause problems with the starter motor.

To diagnose and repair issues with the starter motor in a Mitsubishi Space Runner, it is recommended to bring the vehicle to a qualified mechanic. The mechanic can perform tests to determine the cause of the problem and replace any faulty components as needed. Regular maintenance, such as cleaning and lubricating the internal components of the starter motor, can also help prevent issues from occurring in the first place.

7. Suspension and steering issues

7.1. Uneven tire wear

Uneven tire wear is a common issue experienced by Mitsubishi Space Runner owners and is usually related to suspension and steering issues. One of the most common causes of uneven tire wear is misaligned wheels, which can cause the tires to wear unevenly on the inside or outside edges. This can be caused by hitting curbs, potholes, or other road hazards that can knock the wheels out of alignment.

Another common cause of uneven tire wear is worn out or damaged suspension components such as struts, shocks, or bushings. These components are designed to absorb shocks and vibrations from the road, but over time they can wear out or become damaged, causing the wheels to bounce or wobble and resulting in uneven tire wear.

Uneven tire wear can also be caused by worn out or damaged steering components such as tie rod ends or ball joints. These components are responsible for keeping the wheels pointed in the right direction and can become worn out over time, causing the wheels to become misaligned and resulting in uneven tire wear.

If you notice that your Mitsubishi Space Runner is experiencing uneven tire wear, it is important to have it inspected by a qualified mechanic. They can identify the underlying cause of the issue and recommend the appropriate repairs to restore your vehicle to proper working condition.

7.2. Vibrations while driving

The Mitsubishi Space Runner is a versatile vehicle that provides a comfortable driving experience. However, some owners have reported experiencing vibrations while driving, which can be concerning and even dangerous if left unaddressed.

One of the most common causes of vibrations in the Space Runner is related to the suspension system. Worn-out or damaged suspension components such as ball joints, tie rod ends, and bushings can cause the wheels to wobble, leading to vibrations in the steering wheel and throughout the vehicle. Additionally, a misaligned or unbalanced wheel can also cause vibrations while driving.

Another potential cause of vibrations in the Space Runner is related to the steering system. A malfunctioning power steering pump or a worn-out steering rack can cause vibrations in the steering wheel and make it difficult to steer the vehicle smoothly.

Furthermore, vibrations can also be caused by issues related to the tires. Uneven tire wear due to improper alignment or insufficient tire pressure can cause vibrations in the vehicle. In some cases, the tire itself may be damaged or have a manufacturing defect that causes it to vibrate while driving.

Regardless of the cause, it is important to address any vibrations while driving in a timely manner. Ignoring the issue can lead to further damage to the vehicle and compromise the safety of the driver and passengers. A professional mechanic can diagnose and repair the underlying issue, ensuring that the vehicle is safe and running smoothly.

7.3. Loose steering

The Mitsubishi Space Runner is a versatile and reliable vehicle, but like any car, it can experience issues over time. One common issue is loose steering, which can lead to difficulty controlling the vehicle and potentially dangerous situations.

Loose steering can have various causes, including worn steering components such as ball joints, tie rods, and bushings. These parts can wear down due to age, rough driving conditions, or lack of maintenance. Additionally, the power steering system may be faulty, causing the steering to feel loose or unpredictable.

When steering components are worn or damaged, it can cause the wheels to move in unintended directions, leading to a loss of control. In some cases, the steering wheel may feel wobbly or loose, making it difficult to maintain a straight line while driving. This can be especially dangerous at high speeds or on winding roads.

The power steering system is also crucial for maintaining proper steering control. A malfunctioning power steering pump, steering gear, or steering rack can cause steering to feel loose or unresponsive. The power steering fluid may also be low or contaminated, causing the system to work less effectively.

Regular maintenance can help prevent steering issues like loose steering. It's important to have the steering components inspected regularly and replaced as needed, and to keep the power steering fluid at the proper level and quality. If you notice any changes in steering feel or responsiveness, it's important to have the vehicle inspected by a professional mechanic to identify and address any issues before they become more serious.

7.4. Steering wheel misalignment

Steering wheel misalignment is a common suspension and steering issue that can affect the Mitsubishi Space Runner. It occurs when the steering wheel is not centered or aligned with the front wheels, causing the vehicle to pull to one side or the other. This can result in uneven tire wear, as well as reduced handling and stability.

There are several possible causes of steering wheel misalignment in the Mitsubishi Space Runner. One common cause is worn or damaged suspension components, such as ball joints, tie rods, or control arm bushings. These components can become loose or worn over time, which can lead to steering wheel misalignment.

Another possible cause is improper wheel alignment. If the wheels are not properly aligned, the steering wheel may not be centered with the front wheels, leading to misalignment. This can be caused by hitting a curb or pothole, or simply by normal wear and tear.

To diagnose and fix steering wheel misalignment in the Mitsubishi Space Runner, a mechanic will typically start by inspecting the suspension and steering components for wear or damage. They may also perform a wheel alignment to ensure that the wheels are properly aligned. In some cases, replacing worn or damaged suspension components may be necessary to fully correct the issue.

Overall, steering wheel misalignment can be a frustrating issue for Mitsubishi Space Runner owners, as it can affect the vehicle's handling and stability. However, with proper diagnosis and repair, it can be resolved to ensure a smooth and safe driving experience.

8. Braking issues

8.1. Squeaking brakes

Squeaking brakes are a common issue in the Mitsubishi Space Runner. This can be caused by a variety of factors, including worn brake pads, rust on the rotors, or glazed brake pads. Glazed brake pads occur when they get too hot and the friction material hardens, causing them to produce a high-pitched noise when applied. Rust on the rotors can cause uneven wear on the brake pads, leading to squeaking.

One way to prevent squeaking brakes is to ensure that the brake pads are in good condition and that the rotors are free of rust. Regular brake inspections and maintenance can help identify any issues before they become a bigger problem. In some cases, replacing the brake pads or rotors may be necessary to fix the issue.

It's also important to note that squeaking brakes do not necessarily mean that they are not functioning properly. However, if the noise is accompanied by a grinding or scraping sound, it could indicate a more serious problem, such as metal-to-metal contact between the brake pads and rotors. In this case, it's important to get the brakes checked by a qualified mechanic as soon as possible to avoid further damage and ensure safety while driving.

8.2. Soft brake pedal

The brake pedal in a Mitsubishi Space Runner should be firm and responsive when depressed. However, if the brake pedal feels soft or spongy, it may indicate a problem with the braking system. One possible cause of a soft brake pedal is air in the brake lines. Air bubbles can accumulate in the brake lines over time, and if not properly bled out, can cause the brake pedal to feel soft or spongy.

Another possible cause of a soft brake pedal is worn brake pads or shoes. When the brake pads or shoes wear down, they can no longer provide the necessary friction to slow or stop the vehicle effectively. This can cause the brake pedal to feel soft or require more effort to stop the vehicle. Additionally, worn brake components can cause the brake pedal to sink to the floor when depressed.

The brake system's master cylinder is also a potential culprit for a soft brake pedal. The master cylinder pressurizes the brake fluid and sends it to the calipers and wheel cylinders, causing the brake pads or shoes to clamp down on the rotors or drums. A malfunctioning master cylinder can cause a soft brake pedal, which may worsen over time if not addressed promptly.

A faulty brake booster can also lead to a soft brake pedal. The brake booster uses vacuum pressure to assist in applying the brakes, making them easier to depress. If the brake booster is malfunctioning or damaged, it can result in a soft brake pedal that requires more effort to stop the vehicle.

Regardless of the cause, a soft brake pedal should be addressed immediately as it can compromise the vehicle's safety. If you experience a soft brake pedal in your Mitsubishi Space Runner, have it inspected by a qualified mechanic to identify and address the underlying issue.

8.3. Brake fluid leaks

The braking system in the Mitsubishi Space Runner is an important safety feature that should always be in top condition. One of the common issues that owners may encounter with the braking system is brake fluid leaks. Brake fluid is a hydraulic fluid that transfers force from the brake pedal to the brakes, and leaks can result in decreased braking performance or even total brake failure.

The most obvious sign of a brake fluid leak is a low brake fluid level in the brake master cylinder reservoir. If the brake fluid level is low, it's important to identify the source of the leak and have it repaired immediately. Other signs of a brake fluid leak may include a soft or spongy brake pedal, a brake warning light on the dashboard, and reduced stopping power.

There are several possible sources of brake fluid leaks, including damaged or worn brake lines, corroded brake components, and faulty seals or gaskets. It's important to have a qualified mechanic inspect the braking system to identify the source of the leak and make any necessary repairs.

Ignoring a brake fluid leak can lead to serious safety risks, as it can cause the brakes to fail when you need them the most. If you notice any signs of a brake fluid leak, it's essential to have it inspected and repaired promptly to ensure that your vehicle is safe to drive.

8.4. Sticking brake calipers

Brake calipers are an essential part of the braking system in a Mitsubishi Space Runner. They house the brake pads and are responsible for pressing the pads against the brake rotors to slow down or stop the vehicle. However, over time, brake calipers can become stuck, causing several issues.

One common issue with sticking brake calipers is that the brake pads may wear out unevenly. This is because the caliper may not be applying even pressure on the brake pad, causing it to wear out faster on one side. As a result, the brakes may start to squeal, and the vehicle may pull to one side when the brakes are applied.

Sticking brake calipers can also cause the brakes to feel spongy or unresponsive. This is because the caliper may not be releasing the brake pad properly, causing it to drag against the rotor. This, in turn, can cause the brake fluid to overheat, which can lead to brake fade and reduced braking performance.

Another issue that can arise from sticking brake calipers is accelerated brake pad and rotor wear. This is because the caliper may be applying too much pressure on the brake pads, causing them to wear out faster than they should. Additionally, the increased friction can cause the brake rotor to warp, leading to a pulsating feeling when the brakes are applied.

If you notice any of these symptoms, it's important to have your Mitsubishi Space Runner inspected by a qualified mechanic. They can diagnose the issue and recommend the necessary repairs, which may involve rebuilding or replacing the brake calipers.

9. Fuel system issues

9.1. Fuel pump failure

The fuel pump is a critical component of any vehicle's fuel system, including the Mitsubishi Space Runner. Its primary function is to transfer fuel from the fuel tank to the engine at the proper pressure, ensuring that the engine has the fuel it needs to run properly. If the fuel pump fails or malfunctions, it can cause a number of problems with the Space Runner's performance.

One of the most common symptoms of a failing fuel pump is difficulty starting the engine. The engine may crank but fail to start, or it may start and then stall out shortly afterward. This is often due to inadequate fuel pressure caused by a failing pump.

Another symptom of a failing fuel pump is a loss of power or acceleration while driving. The engine may struggle to maintain speed, hesitate, or sputter, especially at higher speeds or under heavy loads. This is because the fuel pump is not able to deliver enough fuel to the engine.

A faulty fuel pump can also cause the engine to misfire or run rough. This is because the fuel pump is not able to maintain the proper fuel pressure, leading to an inconsistent fuel supply to the engine.

In some cases, a failing fuel pump can also cause the vehicle to stall while driving, which can be dangerous and lead to accidents.

To prevent these issues, it is important to have the fuel system, including the fuel pump, regularly inspected and maintained. If any symptoms of a failing fuel pump are detected, it is important to have the pump replaced as soon as possible to ensure the proper functioning of the Space Runner's fuel system.

9.2. Clogged fuel filter

The fuel filter in a Mitsubishi Space Runner is an essential component that removes impurities and debris from the gasoline before it enters the engine. Over time, the filter can become clogged with dirt and other particles, causing a restriction in the fuel flow. This can result in a range of issues, such as engine hesitation, stalling, and poor performance.

If the fuel filter is clogged, the engine may struggle to start, and it could run poorly or stall during acceleration. Additionally, the fuel pump may have to work harder to pump fuel through the clogged filter, leading to premature wear and eventual failure. Regular maintenance of the fuel filter is essential to prevent these issues from occurring.

Symptoms of a clogged fuel filter can include a loss of power when accelerating, engine misfires, difficulty starting the engine, and a decrease in fuel efficiency. If you notice any of these signs, it's essential to have your fuel filter checked and replaced if necessary. The frequency at which the fuel filter should be replaced depends on the manufacturer's recommendations, as well as your driving habits and conditions.

Overall, the fuel filter is a vital component of the fuel system in a Mitsubishi Space Runner. It is important to ensure that it is kept clean and replaced as necessary to maintain the proper functioning of the engine and prevent damage to other components.

9.3. Fuel leaks

The fuel system is responsible for providing the engine with the fuel it needs to run. A fuel leak in the system can be dangerous, as it can cause a fire or explosion if it comes into contact with a spark or ignition source. One common cause of fuel leaks in the Mitsubishi Space Runner is a damaged or worn fuel line. The fuel line is responsible for carrying fuel from the fuel tank to the engine, and over time it can become corroded or damaged due to exposure to the elements.

Another possible cause of fuel leaks in the Mitsubishi Space Runner is a faulty fuel injector. The fuel injector is responsible for spraying fuel into the engine, and if it is not working properly, it can cause fuel to leak out of the engine. This can be caused by a number of factors, such as a clogged or dirty fuel injector, a faulty fuel pressure regulator, or a damaged fuel injector o-ring.

A third possible cause of fuel leaks in the Mitsubishi Space Runner is a damaged or leaking fuel tank. The fuel tank is responsible for storing the fuel that the engine needs, and over time it can become damaged or corroded due to exposure to the elements. If the fuel tank is damaged, it can cause fuel to leak out and pose a fire hazard.

If you suspect that your Mitsubishi Space Runner has a fuel leak, it is important to have it inspected by a qualified mechanic as soon as possible. They can diagnose the cause of the leak and make any necessary repairs to keep you and your vehicle safe.

9.4. Poor fuel economy

Poor fuel economy in the Mitsubishi Space Runner can be caused by several factors related to the fuel system. One of the most common causes of poor fuel economy is a dirty or clogged air filter, which restricts airflow to the engine and can cause it to burn more fuel than necessary. A worn out or faulty oxygen sensor can also cause poor fuel economy, as it can lead to an improper fuel-to-air ratio and cause the engine to burn more fuel than necessary.

Another common issue is a malfunctioning fuel injector, which can cause fuel to be sprayed unevenly into the engine, leading to an inefficient combustion process and poor fuel economy. A fuel leak in the fuel system can also cause poor fuel economy, as it can cause fuel to be wasted and not reach the engine.

Other issues that can cause poor fuel economy include a faulty mass air flow sensor, a malfunctioning fuel pressure regulator, and a clogged fuel tank vent. It is important to have these issues diagnosed and repaired by a qualified mechanic in order to improve the fuel economy of the vehicle.

Regular maintenance of the fuel system, including replacing the fuel filter at recommended intervals and ensuring the fuel tank is filled with clean fuel, can also help improve fuel economy. Additionally, driving habits such as excessive idling, aggressive acceleration, and speeding can all contribute to poor fuel economy and should be avoided.

10. Exhaust system issues

10.1. Leaking exhaust

The exhaust system of the Mitsubishi Space Runner is responsible for removing exhaust gases from the engine and expelling them out of the vehicle. However, over time, the exhaust system can become damaged and begin to leak, causing a variety of issues for the vehicle and its passengers.

One of the most common signs of a leaking exhaust is a strong smell of exhaust fumes inside the cabin of the vehicle. This can be dangerous for passengers, as inhaling exhaust fumes can lead to carbon monoxide poisoning. In addition to the smell, a leaking exhaust can also cause a loud rumbling or hissing sound, particularly when the vehicle is idling or accelerating.

Leaking exhausts can also cause a decrease in engine performance and fuel economy, as the engine may not be able to expel exhaust gases as efficiently. This can lead to a decrease in power and acceleration, as well as increased fuel consumption. Furthermore, a leaking exhaust can also cause damage to other components of the vehicle, such as the catalytic converter or oxygen sensors.

If you suspect that your Mitsubishi Space Runner has a leaking exhaust, it is important to have it inspected by a qualified mechanic as soon as possible. The mechanic can diagnose the issue and make any necessary repairs, such as replacing damaged pipes or mufflers. Ignoring a leaking exhaust can lead to further damage to the vehicle and pose a danger to passengers.

10.2. Broken exhaust hangers

The exhaust system in a Mitsubishi Space Runner is designed to carry exhaust gases from the engine to the rear of the vehicle, while also reducing the amount of harmful pollutants released into the environment. The system consists of several components, including the exhaust manifold, catalytic converter, muffler, and exhaust pipes. One common issue that can arise with the exhaust system is broken exhaust hangers.

Exhaust hangers are metal brackets that hold the exhaust system in place and prevent it from bouncing or rattling while the vehicle is in motion. Over time, these hangers can become corroded or weakened by exposure to heat, moisture, and road debris. When an exhaust hanger breaks, the exhaust system can hang low, causing it to drag on the ground and create a loud noise while driving.

In addition to the noise, broken exhaust hangers can also cause damage to other components in the exhaust system. The weight of the exhaust system may put additional strain on the remaining hangers, causing them to break as well. The exhaust pipes may also become disconnected from the muffler or catalytic converter, leading to leaks and reduced performance.

If you notice a loud rattling noise coming from the underside of your Mitsubishi Space Runner, it is important to have the exhaust system inspected by a qualified mechanic. Broken exhaust hangers can be easily identified and replaced, restoring proper support to the exhaust system and preventing further damage. Regular maintenance and inspection of the exhaust system can help prevent issues like this from occurring in the first place, ensuring that your vehicle runs smoothly and quietly for years to come.

10.3. Rust damage

Rust damage is a common issue that affects the exhaust system of many vehicles, including the Mitsubishi Space Runner. This problem can be caused by exposure to moisture, road salt, and other corrosive substances that can cause the metal to deteriorate over time.

Rust damage can occur anywhere in the exhaust system, from the exhaust manifold to the muffler and tailpipe. When rust damage occurs, it can cause holes or cracks to form in the exhaust pipes, muffler, or other components. These holes and cracks can allow exhaust gases to escape from the system before they have been properly treated, which can lead to poor engine performance, reduced fuel efficiency, and increased emissions.

In addition to affecting the performance of the vehicle, rust damage can also pose a safety hazard. If the exhaust system is rusted through, exhaust fumes can leak into the passenger compartment of the vehicle, which can be dangerous for the driver and passengers.

To prevent rust damage from occurring, it is important to take steps to protect the exhaust system of your Mitsubishi Space Runner. This can include regularly washing the underside of the vehicle to remove road salt and other corrosive substances, and having the exhaust system inspected regularly by a qualified mechanic. If rust damage is detected, the affected components may need to be replaced to prevent further damage and ensure the safe operation of the vehicle.

10.4. Loud exhaust noises

The exhaust system of a Mitsubishi Space Runner is responsible for directing harmful gases produced by the engine away from the vehicle, reducing emissions, and minimizing engine noise. However, if the exhaust system develops issues, it can lead to loud noises. One of the most common causes of loud exhaust noises is a hole or crack in the exhaust pipe. The sound produced by the engine will become louder and harsher as a result of the unimpeded escape of exhaust gases. In addition, a loose or damaged muffler can cause rattling or vibrating noises.

Another potential cause of loud exhaust noises in the Mitsubishi Space Runner is a damaged exhaust manifold. This component collects exhaust gases from the engine and directs them to the exhaust pipe. If the exhaust manifold is cracked or has a hole in it, exhaust gases will escape, causing a loud noise.

Lastly, the catalytic converter can also be a source of loud exhaust noises. This component is responsible for reducing harmful emissions produced by the engine. Over time, the catalytic converter can become clogged or damaged, resulting in a restriction in the exhaust system that can cause a loud noise. Additionally, a loose or damaged heat shield around the catalytic converter can cause rattling or vibrating noises.

Overall, if your Mitsubishi Space Runner is making loud exhaust noises, it's essential to have the exhaust system inspected and repaired by a qualified mechanic to avoid further damage to the vehicle and ensure safe operation.

11. HVAC (Heating, Ventilation, and Air Conditioning) issues

11.1. Blown fuses or relays

The HVAC system of a Mitsubishi Space Runner is responsible for providing heating, ventilation, and air conditioning inside the vehicle. Blown fuses or relays can cause issues in this system. Fuses and relays are used to protect the electrical system from short circuits and overloads. When a fuse blows, it means that the circuit is overloaded or there is a short circuit, which could lead to damage in the system. A relay, on the other hand, is an electrical switch that is activated by an electrical signal. When a relay fails, it can cause the system to malfunction or stop working altogether.

If the HVAC system is not functioning properly, it can lead to discomfort while driving, especially in extreme temperatures. In the case of a blown fuse, it can be replaced easily, and it should resolve the issue. However, if the fuse blows repeatedly, there could be a more significant underlying issue that needs to be addressed. A blown relay, on the other hand, may require more specialized attention from a qualified technician.

In some cases, the issue may not be related to the fuses or relays. It could be due to a problem with the blower motor or the compressor. The blower motor is responsible for circulating air through the vents, while the compressor is responsible for cooling the air. Any issue with these components can result in the HVAC system not working properly. Regular maintenance and inspection of the HVAC system can help detect and resolve issues before they become major problems.

11.2. Malfunctioning heater core

The heater core is an essential component of the HVAC system in a Mitsubishi Space Runner. It is responsible for heating the air that is blown into the passenger cabin. The heater core is a small radiator that is located behind the dashboard of the vehicle. When hot coolant flows through the heater core, it warms the air that passes over it, which is then blown into the cabin by the blower motor.

If the heater core is malfunctioning, it can cause a number of issues with the HVAC system. One of the most common signs of a malfunctioning heater core is a lack of heat coming from the vents. This can be caused by a clogged or damaged heater core that is unable to properly heat the air.

Another sign of a malfunctioning heater core is a sweet, fruity smell inside the vehicle. This smell is caused by coolant leaking from the heater core and entering the passenger cabin. In addition to the smell, you may also notice a film or fog on the windshield, which is caused by the coolant vapor condensing on the glass.

If you suspect that your Mitsubishi Space Runner's heater core is malfunctioning, it is important to have it inspected and repaired as soon as possible. Continuing to drive the vehicle with a malfunctioning heater core can lead to further damage to the HVAC system and even engine damage.

11.3. A/C compressor failure

The A/C compressor in the Mitsubishi Space Runner is responsible for pressurizing and circulating refrigerant through the A/C system, cooling the air that is blown into the cabin. Over time, the compressor may fail due to various reasons, such as wear and tear or lack of proper maintenance.

One common symptom of a failing A/C compressor is a lack of cool air blowing from the vents. This could be due to a refrigerant leak, or the compressor failing to compress the refrigerant to the appropriate pressure. Another symptom is a loud noise coming from the engine compartment, particularly when the A/C is turned on. This could indicate a problem with the compressor clutch, which engages and disengages the compressor as needed.

If the A/C compressor fails, it is important to have it repaired or replaced promptly, as it can cause damage to other parts of the A/C system. Additionally, driving without a functioning A/C compressor can be uncomfortable and potentially dangerous in hot weather, as it can lead to overheating or fatigue. Regular maintenance, such as replacing the refrigerant and checking the compressor for leaks, can help prevent A/C compressor failure in the Mitsubishi Space Runner.

11.4. Weak or no airflow

The HVAC (Heating, Ventilation, and Air Conditioning) system in the Mitsubishi Space Runner is responsible for providing comfortable temperatures and good air quality inside the cabin. However, if the airflow from the vents is weak or nonexistent, it can make the driving experience unpleasant.

There can be several reasons for weak or no airflow. One of the most common reasons is a clogged cabin air filter. A clogged air filter can restrict the airflow and reduce the efficiency of the HVAC system. It is recommended to replace the cabin air filter every 12,000 to 15,000 miles to ensure optimal airflow and air quality inside the cabin.

Another reason for weak airflow could be a malfunctioning blower motor. The blower motor is responsible for pushing the air through the HVAC system and into the cabin. If the motor is not functioning properly, it can lead to weak or no airflow. A faulty blower motor may need to be replaced to restore proper airflow.

A leak in the ductwork can also cause weak airflow. If there is a crack or hole in the ductwork, the air pressure can drop, resulting in reduced airflow. A qualified technician can inspect the ductwork and make necessary repairs to restore proper airflow.

Lastly, low refrigerant levels can also cause weak airflow. The refrigerant is responsible for cooling the air in the HVAC system. If the refrigerant levels are low, it can reduce the cooling capacity and airflow of the system. A qualified technician can inspect the refrigerant levels and make necessary repairs to restore proper airflow.

12. Body and interior issues

12.1. Power window failure

The power windows of a Mitsubishi Space Runner allow for easy operation, allowing passengers to lower or raise the windows with the touch of a button. However, if the power windows fail to function properly, it can be an inconvenience and safety hazard.

One possible cause of power window failure in a Mitsubishi Space Runner is a malfunctioning motor. A worn out or damaged motor can result in sluggish or non-existent window movement. In some cases, the motor may need to be replaced to resolve the issue.

Another possible cause of power window failure is a faulty switch. If the switch fails, it may not send the proper signal to the window motor, causing the windows to not move. In some cases, the switch may need to be replaced to restore functionality.

Additionally, a blown fuse or broken relay can result in power window failure. A blown fuse may prevent the power windows from receiving the necessary power to operate. A broken relay may prevent the switch from sending the proper signal to the window motor.

It's important to address power window failure in a timely manner to ensure the safety and comfort of passengers. If you experience any issues with your Mitsubishi Space Runner's power windows, it's recommended to have the vehicle inspected by a qualified mechanic.

12.2. Broken door handles

One common issue with the Mitsubishi Space Runner is broken door handles. The door handles are a critical component of the vehicle's exterior and interior, as they allow passengers to enter and exit the car. However, over time, door handles can become worn or damaged, making it difficult or impossible to open the doors.

One reason for broken door handles is regular wear and tear. As people use their doors frequently, the handles may become loose or start to malfunction. In some cases, the door handle may become completely detached from the door, preventing the passenger from being able to open the door at all. Additionally, exposure to extreme temperatures or harsh weather conditions can cause the door handle to become brittle and more susceptible to breakage.

Another common cause of broken door handles is attempted theft. Car thieves often target the door handles as a point of entry to the vehicle. They may try to force open the door or use tools to pry off the door handle, causing damage to the handle or the surrounding area.

Fortunately, broken door handles can be fixed by a professional mechanic or auto body shop. They can replace the damaged parts with new ones or repair any broken components. However, it is important to address the issue as soon as possible to avoid the risk of being unable to enter or exit the car.

12.3. Water leaks

The Mitsubishi Space Runner may experience water leaks due to various reasons, including damaged seals, weatherstripping, or a clogged sunroof drain. The water can enter the cabin through the door, window, or sunroof seals and cause damage to the upholstery, carpeting, and electronic components. The most common cause of water leaks in the Space Runner is clogged sunroof drains, which can cause the water to overflow and enter the cabin through the headliner or the pillars. This can be prevented by cleaning the drains periodically to ensure proper water flow. Additionally, checking and replacing the weatherstripping and seals around the doors and windows can prevent water leaks from occurring. In case of water damage, it is important to dry the affected area thoroughly and address any mold or mildew growth.

12.4. Dashboard warning lights

Dashboard warning lights play an important role in alerting the driver of any potential issues with the vehicle. In the Mitsubishi Space Runner, the dashboard warning lights can indicate a range of issues with the car's body and interior systems.

One common warning light is the check engine light, which can come on for a variety of reasons. It may indicate an issue with the engine or emissions system, such as a faulty oxygen sensor or a loose gas cap. Another common warning light is the battery light, which can signal a problem with the car's charging system. This could be due to a failing alternator, battery, or electrical connections.

The airbag warning light can also indicate an issue with the car's safety system, such as a malfunctioning airbag or a faulty sensor. It is important to have this issue addressed immediately, as the airbags may not deploy in the event of an accident.

Other warning lights that may appear on the dashboard include the brake system warning light, the tire pressure monitoring system light, and the ABS warning light. Each of these lights can indicate a range of issues, such as low brake fluid, a flat tire, or a problem with the anti-lock braking system.

If any dashboard warning lights come on while driving the Mitsubishi Space Runner, it is important to have the vehicle inspected by a qualified mechanic as soon as possible. Ignoring these warning lights can lead to more serious issues and potentially put the driver and passengers at risk.

13. Maintenance tips to prevent issues

13.1. Regular oil changes

Regular oil changes are an essential part of vehicle maintenance and can prevent many issues in the Mitsubishi Space Runner. The oil in a car's engine acts as a lubricant, keeping all the moving parts working smoothly and preventing wear and tear. Over time, the oil can become dirty and lose its effectiveness, leading to decreased engine performance, increased fuel consumption, and even engine damage.

By regularly changing the oil in a Mitsubishi Space Runner, drivers can ensure that the engine remains clean and well-lubricated. The frequency of oil changes depends on several factors, including the age and mileage of the car, driving conditions, and the type of oil used. As a general rule, it's recommended to change the oil every 5,000 to 7,500 miles or every six months, whichever comes first.

To change the oil in a Mitsubishi Space Runner, drivers should first locate the oil filter and drain plug on the bottom of the engine. They should then drain the old oil into a container, remove the old oil filter, and replace it with a new one. After that, they can add the new oil to the engine and check the oil level with a dipstick to ensure that it's at the correct level.

Regular oil changes are a relatively simple and inexpensive way to keep a Mitsubishi Space Runner running smoothly and prevent more significant issues down the road. It's important to follow the manufacturer's recommended maintenance schedule and use the correct type of oil for the vehicle to get the best results.

13.2. Checking fluid levels

Regularly checking the fluid levels of your Mitsubishi Space Runner is an important maintenance tip to prevent issues. Fluids such as engine oil, transmission fluid, brake fluid, power steering fluid, and coolant are essential for the proper functioning of the vehicle's various systems. It is recommended to check these fluid levels at least once a month or before embarking on a long road trip.

To check the engine oil level, park the car on a level surface and turn off the engine. Wait a few minutes for the oil to settle, then pull out the dipstick, wipe it clean, reinsert it, and pull it out again to check the oil level. The oil level should be between the low and high marks on the dipstick. If the oil level is low, add the recommended oil to bring it up to the proper level.

To check the transmission fluid level, start the engine and let it idle for a few minutes. Shift the gear into each position, then back to Park, and with the engine still running, check the transmission dipstick. The fluid level should be between the low and high marks on the dipstick. If the level is low, add the recommended fluid to bring it up to the proper level.

To check the brake fluid level, locate the brake fluid reservoir under the hood of the car. The fluid level should be between the minimum and maximum marks on the reservoir. If the level is low, add the recommended fluid to bring it up to the proper level.

To check the power steering fluid level, locate the power steering fluid reservoir under the hood of the car. The fluid level should be between the low and high marks on the reservoir. If the level is low, add the recommended fluid to bring it up to the proper level.

To check the coolant level, locate the coolant reservoir under the hood of the car. The fluid level should be between the low and high marks on the reservoir. If the level is low, add the recommended coolant to bring it up to the proper level. It is important to note that coolant should be replaced periodically, as recommended in the car's owner's manual.

13.3. Changing filters

Regularly changing filters is an essential part of maintaining a healthy and functional car, and this is no different for the Mitsubishi Space Runner. There are various filters throughout the car that need to be checked and replaced on a regular basis to ensure optimal performance and prevent issues from arising.

One of the most important filters is the air filter, which prevents dirt and debris from entering the engine and affecting its performance. Over time, the air filter can become clogged and restrict airflow, leading to reduced power and poor fuel economy. It is recommended to check the air filter every 12,000 miles and replace it as needed.

Another important filter is the cabin air filter, which helps to purify the air inside the car by trapping dust, pollen, and other airborne particles. A dirty cabin air filter can lead to unpleasant odors and reduced airflow through the HVAC system. It is recommended to check and replace the cabin air filter every 12,000 to 15,000 miles.

Lastly, the fuel filter is responsible for keeping dirt and contaminants out of the fuel system, which can cause damage to the engine and reduce fuel efficiency. It is recommended to replace the fuel filter every 30,000 miles or as needed.

By regularly checking and changing these filters, Mitsubishi Space Runner owners can help prevent issues and keep their car running smoothly for years to come.

13.4. Inspecting belts and hoses

Regular maintenance of a Mitsubishi Space Runner is important to keep it in good condition and prevent unexpected breakdowns. One important maintenance task is to inspect the belts and hoses regularly. The belts and hoses in the engine compartment help power the various systems of the car, such as the alternator, air conditioning, and power steering. Over time, belts can become worn, cracked, or loose, and hoses can develop leaks or bulges.

Inspecting the belts and hoses can help identify any signs of wear or damage early on, which can prevent them from failing and causing further damage to the engine or other systems. A visual inspection can be done by looking for any visible cracks, fraying, or signs of wear. Hoses can be inspected by squeezing them to check for any soft or weak spots or bulges that could indicate an impending failure.

It is recommended to have a professional mechanic inspect the belts and hoses at least once a year or more often if the car is driven frequently or in extreme temperatures. They can also perform tension tests to ensure that the belts are properly tensioned and functioning correctly. Replacing worn or damaged belts and hoses is a relatively inexpensive maintenance task compared to the cost of repairing more extensive damage that could occur if they fail while driving.

13.5. Rotating tires

Regular tire rotation is an essential maintenance practice that can prevent many issues in the Mitsubishi Space Runner. The weight distribution of the vehicle can cause the front or rear tires to wear unevenly, which can result in reduced traction, decreased fuel efficiency, and shorter tire lifespan. By rotating the tires every 5,000 to 7,000 miles, you can help to ensure that each tire wears evenly and that they all last longer.

During tire rotation, the mechanic will remove each tire and move it to a different position on the vehicle. The front tires may move to the back, and the rear tires may move to the front, or they may switch sides. The mechanic will inspect the tires for any damage or signs of wear and tear, and they will also check the tire pressure, as underinflated tires can also cause uneven wear.

Regular tire rotation can also improve the vehicle's handling and stability on the road, as it helps to maintain balanced tire wear. It can also improve fuel efficiency and save you money in the long run by extending the life of your tires. Additionally, regular tire rotation can also help to identify any alignment or suspension issues that need to be addressed, as uneven tire wear can be a symptom of these problems.

Overall, tire rotation is a simple and inexpensive maintenance practice that can help to prevent many issues in the Mitsubishi Space Runner. By rotating your tires regularly, you can ensure that your tires wear evenly, and that your vehicle handles and performs as it should.

13.6. Flushing the cooling system

Flushing the cooling system of your Mitsubishi Space Runner is an essential part of regular maintenance to prevent issues. The cooling system is responsible for regulating the temperature of your engine and preventing it from overheating. Over time, coolant can become contaminated with rust, debris, and other contaminants that can cause damage to your engine and reduce the effectiveness of your cooling system.

A coolant flush involves draining the old coolant from the system, flushing the system with water, and refilling it with fresh coolant. This helps to remove any contaminants and debris that may have accumulated in the system, improving its efficiency and effectiveness.

It's recommended to flush the cooling system of your Mitsubishi Space Runner at least once every two years or as recommended by the manufacturer. Regular maintenance of the cooling system can help prevent issues such as engine overheating, coolant leaks, and damage to engine components.

When flushing the cooling system, it's important to follow the manufacturer's guidelines and use the recommended type of coolant. Using the wrong type of coolant or not flushing the system properly can cause damage to your engine or reduce the effectiveness of your cooling system.

In addition to flushing the cooling system, it's also important to check the coolant level regularly and top it off as needed. Low coolant levels can cause overheating and other engine issues. By following these maintenance tips, you can help prevent issues and prolong the lifespan of your Mitsubishi Space Runner.

13.7. Checking battery health

Checking the battery health is an essential aspect of maintaining your Mitsubishi Space Runner. The battery is the heart of your vehicle's electrical system and plays a crucial role in starting your car. Regularly checking your battery's health can prevent unexpected breakdowns and save you from the inconvenience of being stranded on the road.

One way to check your battery's health is to measure its voltage. Using a multimeter, you can measure the voltage across the battery terminals. A healthy battery should have a voltage of around 12.6 volts when the engine is not running. If your battery voltage is lower than this, it may need to be recharged or replaced.

Another way to check your battery's health is to have it load-tested. A load test measures the battery's ability to provide power to the starter motor. A healthy battery should be able to maintain its voltage under load. If your battery fails this test, it may need to be replaced.

Additionally, it's important to keep your battery terminals clean and free of corrosion. Over time, corrosion can build up on the terminals, hindering the flow of electricity. Cleaning the terminals regularly can prevent this from happening.

14. Conclusion

14.1. Summary of common issues

In summary, the Mitsubishi Space Runner has had its share of common issues throughout its production years. Some of the most frequently reported issues include blown fuses or relays, malfunctioning HVAC systems, power window failures, and broken door handles. Water leaks and dashboard warning lights have also been reported. To prevent issues from occurring, regular maintenance is key, such as oil changes, checking fluid levels, changing filters, inspecting belts and hoses, rotating tires, flushing the cooling system, and checking battery health. By staying on top of maintenance and addressing any issues as soon as they arise, Space Runner owners can keep their vehicles running smoothly for years to come.

14.2. Importance of regular maintenance

Regular maintenance is crucial for keeping your Mitsubishi Space Runner in top condition. By taking care of routine maintenance tasks, you can avoid common issues such as HVAC problems, body and interior issues, and engine-related issues.

Performing regular maintenance tasks, such as changing the oil and filters, checking fluid levels, inspecting belts and hoses, rotating tires, flushing the cooling system, and checking battery health, can prevent these issues from occurring and help you catch potential problems early on.

In addition to preventing issues, regular maintenance can also improve the performance and longevity of your vehicle. Neglecting maintenance can lead to decreased fuel efficiency, reduced power and acceleration, and even complete engine failure.

Overall, the importance of regular maintenance for your Mitsubishi Space Runner cannot be overstated. By taking care of your vehicle, you can ensure its reliability and safety on the road, as well as save money on costly repairs down the line.

14.3. Encouragement to seek professional help

While regular maintenance can go a long way in preventing issues with your Mitsubishi Space Runner, sometimes it's necessary to seek professional help. If you're not familiar with the inner workings of your vehicle, attempting to fix an issue yourself can be dangerous and cause further damage. Additionally, some issues may require specialized tools or expertise to properly diagnose and repair.

By seeking professional help, you can ensure that your vehicle is in the best possible hands. A qualified mechanic can diagnose and fix issues quickly and efficiently, using their knowledge and experience to get your car back on the road as soon as possible.

Furthermore, professional help can often save you money in the long run. By catching issues early and fixing them before they become more serious, you can avoid costly repairs down the line. Additionally, a qualified mechanic can ensure that repairs are done correctly the first time, preventing the need for multiple trips to the shop.

Example List of Mitsubishi Space Runner Engine Error Codes and Descriptions

Engine Code/NameEngine Specs (L, Fuel, HP)Part CarError CodeDescription
4G931.8L, Gasoline, 113 HPFuel PumpP0170Fuel Trim Malfunction (Bank 1)
4G931.8L, Gasoline, 113 HPIgnition SystemP0300Random/Multiple Cylinder Misfire Detected
4G931.8L, Gasoline, 113 HPExhaust SystemP0420Catalyst System Efficiency Below Threshold (Bank 1)
4G931.8L, Gasoline, 113 HPMass Air Flow SensorP0101Mass or Volume Air Flow Circuit Range/Performance Problem
4G931.8L, Gasoline, 113 HPThrottle BodyP0122Throttle/Pedal Position Sensor/Switch A Circuit Low Input
4G642.0L, Gasoline, 137 HPIgnition SystemP0301Cylinder 1 Misfire Detected
4G642.0L, Gasoline, 137 HPFuel SystemP0171System Too Lean (Bank 1)
4G642.0L, Gasoline, 137 HPExhaust SystemP0431Warm Up Catalyst Efficiency Below Threshold (Bank 2)
4G642.0L, Gasoline, 137 HPIntake ManifoldP2004Intake Manifold Runner Control Stuck Open (Bank 1)
4G642.0L, Gasoline, 137 HPThrottle BodyP0123Throttle/Pedal Position Sensor/Switch A Circuit High Input
4G642.4L, Gasoline, 147 HPFuel SystemP0172System Too Rich (Bank 1)
4G642.4L, Gasoline, 147 HPIgnition SystemP0302Cylinder 2 Misfire Detected
4G642.4L, Gasoline, 147 HPExhaust SystemP0401Exhaust Gas Recirculation Flow Insufficient Detected
4G642.4L, Gasoline, 147 HPMass Air Flow SensorP0102Mass or Volume Air Flow Circuit Low Input
4G642.4L, Gasoline, 147 HPThrottle BodyP0121Throttle/Pedal Position Sensor/Switch A Circuit Range/Performance Problem
4G542.6L, Gasoline, 126 HPFuel SystemP0171System Too Lean (Bank 1)
4G542.6L, Gasoline, 126 HPIgnition SystemP0303Cylinder 3 Misfire Detected
4G642.4L, Gasoline, 147 HPIntake ManifoldP2015Intake Manifold Runner Position Sensor/Switch Circuit Range/Performance
4G642.4L, Gasoline, 147 HPThrottle BodyP0222Throttle/Pedal Position Sensor/Switch B Circuit Low Input
4G542.6L, Gasoline, 126 HPExhaust SystemP0403Exhaust Gas Recirculation Circuit Malfunction
4G542.6L, Gasoline, 126 HPIgnition SystemP0304Cylinder 4 Misfire Detected
4G542.6L, Gasoline, 126 HPFuel SystemP0174System Too Lean (Bank 2)
4G642.4L, Gasoline, 147 HPThrottle BodyP0120Throttle/Pedal Position Sensor/Switch A Circuit
4G642.4L, Gasoline, 147 HPTransmission Control ModuleP0705Transmission Range Sensor Circuit Malfunction (PRNDL Input)
4G542.6L, Gasoline, 126 HPIgnition SystemP0354Ignition Coil D Primary/Secondary Circuit Malfunction
4G542.6L, Gasoline, 126 HPFuel SystemP0190Fuel Rail Pressure Sensor Circuit Malfunction
4G542.6L, Gasoline, 126 HPThrottle BodyP0124Throttle/Pedal Position Sensor/Switch A Circuit Intermittent
4G931.8L, Gasoline, 113 HPEngine Control ModuleP0606PCM/ECM Processor Fault
4G931.8L, Gasoline, 113 HPFuel SystemP0172System Too Rich (Bank 1)
4G921.6L, Gasoline, 113 HPIgnition SystemP0351Ignition Coil A Primary/Secondary Circuit Malfunction
4G921.6L, Gasoline, 113 HPFuel SystemP0191Fuel Rail Pressure Sensor Circuit Range/Performance
4G921.6L, Gasoline, 113 HPThrottle BodyP0122Throttle/Pedal Position Sensor/Switch A Circuit Low Input
4D682.0L, Diesel, 84 HPEngine Control ModuleP0230Fuel Pump Primary Circuit Malfunction
4D682.0L, Diesel, 84 HPFuel SystemP0216Fuel Injection Pump Timing Failure
4D682.0L, Diesel, 84 HPExhaust SystemP0401Exhaust Gas Recirculation Flow Insufficient Detected
4D682.0L, Diesel, 84 HPIntake ManifoldP2008Intake Manifold Runner Control Circuit/Open
4D682.0L, Diesel, 84 HPThrottle BodyP0123Throttle/Pedal Position Sensor/Switch A Circuit High Input
4M401.8L, Diesel, 114 HPEngine Control ModuleP0215Engine Shutoff Solenoid Malfunction
4M401.8L, Diesel, 114 HPFuel SystemP0251Fuel Injection Pump Fuel Valve Feedback Circuit
4M401.8L, Diesel, 114 HPExhaust SystemP0403Exhaust Gas Recirculation Circuit Malfunction
4M401.8L, Diesel, 114 HPIntake ManifoldP2011Intake Manifold Runner Control Circuit Range/Performance
4M401.8L, Diesel, 114 HPThrottle BodyP0221Throttle/Pedal Position Sensor/Switch B Circuit Range/Performance
4G642.4L, Gasoline, 141 HPEngine Control ModuleP0505Idle Control System Malfunction
4G642.4L, Gasoline, 141 HPFuel SystemP0174System Too Lean (Bank 2)
4G642.4L, Gasoline, 141 HPIgnition SystemP0302Cylinder 2 Misfire Detected
4G642.4L, Gasoline, 141 HPExhaust SystemP0421Warm Up Catalyst Efficiency Below Threshold (Bank 1)
4G642.4L, Gasoline, 141 HPThrottle BodyP0121Throttle/Pedal Position Sensor/Switch A Circuit Range/Performance Problem
6G723.0L, Gasoline, 177 HPEngine Control ModuleP0108Manifold Absolute Pressure/Barometric Pressure Circuit High Input
6G723.0L, Gasoline, 177 HPFuel SystemP0171System Too Lean (Bank 1)
6G723.0L, Gasoline, 177 HPIgnition SystemP0301Cylinder 1 Misfire Detected
6G723.0L, Gasoline, 177 HPExhaust SystemP0400Exhaust Gas Recirculation Flow Malfunction
6G723.0L, Gasoline, 177 HPThrottle BodyP0122Throttle/Pedal Position Sensor/Switch A Circuit Low Input
6A122.5L, Gasoline, 167 HPEngine Control ModuleP0443Evaporative Emission Control System Purge Control Valve Circuit
6A122.5L, Gasoline, 167 HPFuel SystemP0170Fuel Trim Malfunction (Bank 1)
6A122.5L, Gasoline, 167 HPIgnition SystemP0306Cylinder 6 Misfire Detected
6A122.5L, Gasoline, 167 HPExhaust SystemP0420Catalyst System Efficiency Below Threshold (Bank 1)
6A122.5L, Gasoline, 167 HPThrottle BodyP0123Throttle/Pedal Position Sensor/Switch A Circuit High Input
4G931.8L, Gasoline, 113 HPEngine Control ModuleP0325Knock Sensor 1 Circuit Malfunction
4G931.8L, Gasoline, 113 HPFuel SystemP0172System Too Rich (Bank 1)
4G931.8L, Gasoline, 113 HPIgnition SystemP0303Cylinder 3 Misfire Detected
4G931.8L, Gasoline, 113 HPExhaust SystemP0401Exhaust Gas Recirculation Flow Insufficient Detected
4G931.8L, Gasoline, 113 HPThrottle BodyP0120Throttle/Pedal Position Sensor/Switch A Circuit Malfunction
4D681.8L, Diesel, 90 HPEngine Control ModuleP0340Camshaft Position Sensor Circuit Malfunction
4D681.8L, Diesel, 90 HPFuel SystemP0088Fuel Rail/System Pressure - Too High
4D681.8L, Diesel, 90 HPIgnition SystemP0302Cylinder 2 Misfire Detected
4D681.8L, Diesel, 90 HPExhaust SystemP0402Exhaust Gas Recirculation Flow Excessive Detected
4D681.8L, Diesel, 90 HPThrottle BodyP0121Throttle/Pedal Position Sensor/Switch A Circuit Range/Performance Problem

Frequently Asked Questions (FAQ) About Mitsubishi Space Runner Issues

What are some common engine issues in the Mitsubishi Space Runner?

The Mitsubishi Space Runner is known to have issues with oil leaks, overheating, and timing chain problems. The earlier generation models are particularly prone to oil leaks, which can lead to reduced engine performance and even engine failure if not addressed. The cooling system in the Space Runner can develop issues with the radiator, water pump, or thermostat, causing the engine to overheat. The 2.4L engine in the third-generation Space Runner is known to have issues with the timing chain, which can lead to engine failure if not addressed in a timely manner.

What are some common electrical problems in the Mitsubishi Space Runner?

The Mitsubishi Space Runner can experience issues with the alternator, starter motor, and battery. The alternator is responsible for charging the battery and running the electrical system in the car. If the alternator fails, the battery will not be charged, and the car may not start or will lose electrical power. The starter motor is responsible for turning the engine over when the car is started. If the starter motor fails, the car will not start. The battery can fail due to age, overuse, or lack of maintenance. Symptoms of a failing battery include slow cranking when starting the car and dimming of the headlights.

What are some common transmission problems in the Mitsubishi Space Runner?

The Mitsubishi Space Runner can experience issues with both the automatic and manual transmissions, as well as the transfer case. The automatic transmission can develop issues with slipping, harsh shifting, or complete failure. Regular maintenance, such as transmission flushes, can help prevent many of these issues. Manual transmissions can develop issues such as hard shifting, noisy gears, and excessive wear on the clutch. The transfer case is responsible for transferring power from the engine to the wheels. Issues with the transfer case can cause grinding, whining, or difficulty shifting gears.

Which model years of the Mitsubishi Space Runner are affected by the engine issues?

The earlier generation models of the Mitsubishi Space Runner are particularly prone to engine issues such as oil leaks and overheating. The third-generation models with the 2.4L engine are known to have issues with the timing chain.

What can be done to prevent or address engine issues in the Mitsubishi Space Runner?

Regular maintenance, such as oil changes and coolant flushes, can help prevent engine issues in the Mitsubishi Space Runner. It is also important to address any issues as soon as they arise to prevent further damage. If you notice symptoms such as oil leaks or overheating, it is best to have the car inspected by a qualified mechanic.

Can electrical problems in the Mitsubishi Space Runner be fixed easily?

The severity of the electrical problems in the Mitsubishi Space Runner can vary. In some cases, such as a dead battery, the issue can be resolved by simply replacing the battery. However, more complex issues such as a failed alternator or starter motor may require professional repair or replacement.

How can transmission problems in the Mitsubishi Space Runner be prevented?

Regular maintenance, such as transmission flushes and proper use of the transmission, can help prevent transmission problems in the Mitsubishi Space Runner. It is also important to address any issues as soon as they arise to prevent further damage.

What are the warning signs of transmission problems in the Mitsubishi Space Runner?

Warning signs of transmission problems in the Mitsubishi Space Runner can include slipping, harsh shifting, noisy gears, and difficulty shifting gears. It is important to have the car inspected by a qualified mechanic if you notice any of these symptoms.

What are some common electrical problems that can occur in the Mitsubishi Space Runner?

Some common electrical problems in the Space Runner include alternator failure, starter motor issues, and battery problems. These can result in the car not starting, loss of power, or dimming headlights.

What are some transmission problems that can occur in the Mitsubishi Space Runner?

The Space Runner can experience both automatic and manual transmission issues. Common problems include slipping, harsh shifting, noisy gears, and excessive clutch wear.

What is the most common engine issue in the Mitsubishi Space Runner?

One of the most common engine issues in the Space Runner is timing chain problems in the 2.4L engine found in third-generation models.

Are there any cooling system problems that can occur in the Mitsubishi Space Runner?

Yes, the cooling system in the Space Runner can develop issues with the radiator, water pump, or thermostat, causing the engine to overheat. This can result in engine damage if not addressed promptly.

Can the Mitsubishi Space Runner experience problems with its transfer case?

Yes, issues with the transfer case can cause grinding, whining, or difficulty shifting gears in the Space Runner.

What are the common electrical problems in Mitsubishi Space Runner?

The most common electrical problems in the Mitsubishi Space Runner include alternator failure, starter motor issues, and battery failure. Symptoms of these issues may include slow cranking when starting the car, dimming headlights, or the car not starting at all.

What are the common transmission problems in Mitsubishi Space Runner?

The most common transmission problems in the Mitsubishi Space Runner include automatic and manual transmission issues, as well as transfer case problems. Symptoms of these issues may include slipping, harsh shifting, grinding, whining, difficulty shifting gears, and noisy gears.

How can I prevent engine issues in my Mitsubishi Space Runner?

Regular maintenance is key to preventing engine issues in your Mitsubishi Space Runner. This includes regular oil changes, replacing the air filter and spark plugs, and keeping the cooling system in good condition.

What should I do if my Mitsubishi Space Runner is experiencing engine overheating?

If your Mitsubishi Space Runner is experiencing engine overheating, you should stop driving immediately and have the issue diagnosed by a professional mechanic. This can prevent further damage to the engine and potentially save you from costly repairs.

What can cause timing chain issues in the Mitsubishi Space Runner?

Timing chain issues in the Mitsubishi Space Runner are often caused by worn or stretched timing chains or timing chain tensioners. These issues are most commonly found in the third-generation Space Runner with the 2.4L engine. Regular maintenance can help prevent these issues from occurring.

How can I diagnose and fix issues with the cooling system in my Mitsubishi Space Runner?

Issues with the cooling system in the Mitsubishi Space Runner can be diagnosed by checking for leaks, inspecting the radiator, water pump, and thermostat, and checking the level and quality of the coolant. Fixing these issues may require replacing faulty components or performing a flush of the cooling system.

What are some signs of a failing alternator in the Mitsubishi Space Runner?

Signs of a failing alternator in the Mitsubishi Space Runner may include a dead battery, dimming or flickering headlights, and warning lights appearing on the dashboard. If you suspect your alternator is failing, you should have it inspected and replaced if necessary to avoid further electrical issues.

How can I prevent issues with the starter motor in my Mitsubishi Space Runner?

Regular maintenance can help prevent issues with the starter motor in your Mitsubishi Space Runner. This includes keeping the battery in good condition, checking the electrical connections, and replacing the starter motor when necessary.

How can I prevent issues with the battery in my Mitsubishi Space Runner?

Regular maintenance can help prevent issues with the battery in your Mitsubishi Space Runner. This includes checking the battery terminals for corrosion, replacing the battery when necessary, and keeping the electrical system in good condition.

What should I do if I experience slipping or grinding gears in my Mitsubishi Space Runner?

If you experience slipping or grinding gears in your Mitsubishi Space Runner, you should have the transmission inspected by a professional mechanic. Depending on the severity of the issue, this may require a repair or replacement of the transmission or transfer case. Regular maintenance and transmission flushes can help prevent these issues from occurring.

What are the common electrical problems in the Mitsubishi Space Runner?

The common electrical problems in the Mitsubishi Space Runner include alternator failure, starter motor issues, and battery issues. Symptoms of these problems include the car not starting, slow cranking when starting the car, and dimming of the headlights.

What can cause the engine to overheat in the Mitsubishi Space Runner?

The cooling system in the Mitsubishi Space Runner can develop issues with the radiator, water pump, or thermostat, causing the engine to overheat. This can result in engine damage if not addressed promptly.

What are the common transmission problems in the Mitsubishi Space Runner?

The common transmission problems in the Mitsubishi Space Runner include automatic transmission issues, manual transmission problems, and transfer case problems. Symptoms of these problems include slipping, harsh shifting, noisy gears, grinding, whining, or difficulty shifting gears.

What are the symptoms of timing chain issues in the Mitsubishi Space Runner?

The 2.4L engine in the third-generation Mitsubishi Space Runner is known to have issues with the timing chain, which can lead to engine failure if not addressed in a timely manner. Symptoms of timing chain issues include a rattling noise coming from the engine, loss of power, and engine misfiring.

How can I prevent common issues in the Mitsubishi Space Runner?

Regular maintenance, such as oil changes, transmission flushes, and coolant flushes, can help prevent many of the common issues in the Mitsubishi Space Runner. Additionally, addressing any symptoms promptly can prevent further damage and more costly repairs.

What causes alternator failure in Mitsubishi Space Runner?

Alternator failure in Mitsubishi Space Runner can be caused by various factors, including worn-out brushes, faulty diodes, or a faulty voltage regulator. It can also be due to a damaged rotor or stator. Lack of maintenance, such as neglecting to replace a worn-out belt, can also contribute to alternator failure.

How can I tell if my Mitsubishi Space Runner has a starter motor problem?

There are a few signs that may indicate a starter motor problem in your Mitsubishi Space Runner. If your engine doesn't crank or turns over slowly, you may have a starter motor problem. Other symptoms of a failing starter motor include a grinding noise when you try to start the engine, or the starter engaging but failing to turn the engine over.

How can I extend the life of my Mitsubishi Space Runner battery?

To extend the life of your Mitsubishi Space Runner battery, you can follow a few simple tips. Regularly check the battery terminals for corrosion and clean them if necessary. Make sure that the battery is securely fastened in place to prevent vibration, which can cause damage. Avoid leaving your car's electrical accessories on when the engine is not running, and replace your battery when it starts to show signs of wear, such as slow cranking or dimming headlights.

Can I still drive my Mitsubishi Space Runner with a faulty automatic transmission?

It's not recommended to drive your Mitsubishi Space Runner with a faulty automatic transmission, as this can cause further damage to the transmission and other parts of the car. If you suspect that your automatic transmission is failing, it's best to have it inspected by a qualified mechanic and repaired as soon as possible.

Are manual transmission issues common in Mitsubishi Space Runner?

Yes, manual transmission issues are not uncommon in Mitsubishi Space Runner. Some of the most common issues include hard shifting, noisy gears, and excessive wear on the clutch. Regular maintenance, such as changing the transmission fluid, can help prevent many of these issues.

What are some common transfer case problems in Mitsubishi Space Runner?

Common transfer case problems in Mitsubishi Space Runner include grinding or whining noises, difficulty shifting gears, and leaking fluid. These issues can be caused by worn-out gears, low or contaminated fluid, or other mechanical problems. It's best to have your transfer case inspected by a qualified mechanic if you suspect any issues.


Brian Wong - Senior Reviews Editor of cars-directory.net

Brian Wong / Author

Brian Wong is an accomplished automotive journalist and editor with a passion for cars. With over a decade of experience in the industry, he has established himself as a trusted voice in the automotive community. Brian has written extensively about a wide range of topics in the field, from the latest trends in car design to innovative safety features and emerging technologies. As a senior reviews editor, he is responsible for test driving and analyzing the latest cars on the market, providing readers with accurate and objective reviews. His articles are widely read and respected for their depth of knowledge and analysis. Brian is committed to staying at the forefront of the latest developments in the automotive industry, and is dedicated to sharing his expertise and insights with his readers.



Updated on March 1, 2024