Common Peugeot 508 Issues You Need to Know | Comprehensive Guide

By Brian Wong, Reviewed by: Kurt Niebuhr, Updated on April 20, 2024
1. Common Issues with the Peugeot 508:
1.1. First Generation Peugeot 508 (2010-2018):
1.1.1. Power Steering Failure: Symptoms and Solutions
1.1.2. Engine Misfires: Causes and Fixes
1.1.3. Turbocharger Failure: Signs and Replacement Options
1.2. Second Generation Peugeot 508 (2018-Present):
1.2.1. Electrical System Problems: Troubleshooting and Fixes
1.2.2. Suspension Issues: Causes and Repair Options
1.2.3. Oil Leaks: Sources and Remedies
2. Model-Specific Issues:
2.1. Peugeot 508 RXH:
2.1.1. Hybrid System Failures: Diagnosis and Repair Recommendations
2.1.2. Transmission Issues: Common Symptoms and Solutions
2.1.3. Battery Problems: Causes and Maintenance Tips
2.2. Peugeot 508 SW:
2.2.1. Fuel Economy Problems: Possible Reasons and Remedies
2.2.2. Brake System Failures: Signs and Replacement Options
2.2.3. HVAC Malfunctions: Troubleshooting and Fixes
2.3. Peugeot 508 GT:
2.3.1. Engine Overheating: Causes and Repair Suggestions
2.3.2. Clutch Failure: Symptoms and Replacement Guidelines
2.3.3. Exhaust System Issues: Diagnosis and Repair Options
3. Conclusion:
FAQ: Common Issues with Peugeot 508 - Everything You Need to Know
Example List of Peugeot 508 Engine Error Codes and Descriptions

1. Common Issues with the Peugeot 508:

1.1. First Generation Peugeot 508 (2010-2018):

1.1.1. Power Steering Failure: Symptoms and Solutions

The Peugeot 508 is a popular mid-size family car that has been in production since 2010. However, like any other car, it can experience issues over time. One common issue that owners of first-generation Peugeot 508s (2010-2018) have reported is power steering failure.

Power steering is a critical component of a car's steering system that makes it easier to turn the steering wheel. When the power steering fails, the driver may find it difficult or even impossible to steer the car, making it unsafe to drive. There are several symptoms of power steering failure that Peugeot 508 owners should be aware of:

1. Stiff Steering Wheel: The steering wheel may become difficult to turn, making it harder to maneuver the car.

2. Squealing Noise: If the power steering pump is failing, it may make a high-pitched squealing noise when the steering wheel is turned.

3. Steering Wheel Vibration: The steering wheel may shake or vibrate while driving, which can be a sign of power steering issues.

If you notice any of these symptoms, it's important to take your Peugeot 508 to a qualified mechanic for diagnosis and repair. There are several potential causes of power steering failure in a Peugeot 508, including:

1. Low Power Steering Fluid: If the power steering fluid is low, the pump may not be able to generate enough pressure to assist with steering.

2. Worn or Damaged Power Steering Pump: Over time, the power steering pump can wear out or become damaged, leading to a loss of power steering assistance.

3. Broken Steering Rack: The steering rack is responsible for transferring the power steering fluid to the wheels. If it becomes broken, the power steering system may fail.

4. Faulty Power Steering Control Module: The power steering control module is responsible for regulating the power steering system. If it fails, the system may not function properly.

Depending on the cause of the power steering failure, there are several solutions that a mechanic may recommend. For example, if the issue is due to low power steering fluid, simply topping up the fluid may solve the problem. If the power steering pump is faulty, it may need to be replaced. In some cases, the steering rack may need to be repaired or replaced. A qualified mechanic will be able to diagnose the issue and recommend the best course of action.

Overall, power steering failure is a serious issue that should not be ignored. If you notice any symptoms of power steering failure in your Peugeot 508, it's important to seek out professional assistance as soon as possible. Regular maintenance and inspections can help prevent power steering failure and other issues from occurring in the first place.

1.1.2. Engine Misfires: Causes and Fixes

The Peugeot 508 is a mid-size family car that has been in production since 2010. While it's generally a reliable vehicle, owners of first-generation Peugeot 508s (2010-2018) have reported issues with engine misfires.

Engine misfires occur when the fuel in one or more cylinders fails to ignite properly, resulting in a rough idle, poor acceleration, and reduced fuel economy. There are several potential causes of engine misfires in a Peugeot 508:

1. Faulty Ignition System: The ignition system is responsible for igniting the fuel in the cylinders. If the spark plugs, ignition coils, or spark plug wires are faulty, the fuel may not ignite properly.

2. Clogged Fuel Injectors: Fuel injectors spray fuel into the cylinders, but over time they can become clogged with debris or buildup, which can lead to engine misfires.

3. Low Fuel Pressure: If the fuel pressure is too low, the fuel may not be able to reach the cylinders, resulting in engine misfires.

4. Vacuum Leak: A vacuum leak in the engine can cause air to enter the cylinders, which can throw off the fuel-to-air ratio and cause misfires.

If you're experiencing engine misfires in your Peugeot 508, it's important to take it to a qualified mechanic for diagnosis and repair. Ignoring the issue can lead to further damage to your engine and reduced fuel economy. Once the mechanic has determined the cause of the misfires, they will be able to recommend the best course of action.

Some potential fixes for engine misfires in a Peugeot 508 include:

1. Replacing Faulty Ignition Components: If the ignition system is the culprit, replacing faulty spark plugs, ignition coils, or spark plug wires can solve the issue.

2. Cleaning Fuel Injectors: Cleaning or replacing clogged fuel injectors can improve fuel delivery to the cylinders and reduce engine misfires.

3. Repairing or Replacing Fuel Pump: If the fuel pressure is too low, repairing or replacing the fuel pump can solve the issue.

4. Fixing Vacuum Leaks: Fixing any vacuum leaks in the engine can help ensure the correct air-to-fuel ratio and reduce misfires.

1.1.3. Turbocharger Failure: Signs and Replacement Options

One of the common issues that owners of first-generation Peugeot 508s (2010-2018) have reported is turbocharger failure. The turbocharger is an important component of the engine that helps improve power and efficiency by compressing the air that enters the engine. When the turbocharger fails, it can cause a variety of symptoms that can impact the performance of the Peugeot 508.

Here are some signs that your Peugeot 508's turbocharger may be failing:

1. Decreased Power and Acceleration: One of the primary symptoms of turbocharger failure is a decrease in power and acceleration. This is because the engine is not receiving enough compressed air to function at peak performance.

2. Loud Whining Noise: If you hear a loud whining noise coming from the engine compartment, it could be a sign that the turbocharger is failing. This noise is often caused by a damaged bearing inside the turbocharger.

3. Smoke from the Exhaust: Another symptom of turbocharger failure is smoke coming from the exhaust. This is often caused by oil leaking into the exhaust system due to a damaged turbocharger.

4. Check Engine Light: If the turbocharger is failing, it may trigger the check engine light on the dashboard. This is because the engine sensors are detecting an issue with the turbocharger's performance.

If you notice any of these symptoms, it's important to take your Peugeot 508 to a qualified mechanic for diagnosis and repair. Ignoring a failing turbocharger can lead to further damage to the engine and reduced fuel economy.

Replacement options for a failed turbocharger in a Peugeot 508 will depend on the severity of the issue and the specific model of your vehicle. In some cases, the turbocharger can be repaired or rebuilt, which is a more cost-effective option than replacing it completely. However, if the turbocharger is severely damaged, it may need to be replaced entirely.

It's important to work with a qualified mechanic or dealership to ensure that the replacement turbocharger is the correct one for your specific Peugeot 508 model. Using the wrong turbocharger can cause further damage to the engine and reduce the lifespan of the replacement component.

1.2. Second Generation Peugeot 508 (2018-Present):

1.2.1. Electrical System Problems: Troubleshooting and Fixes

The second generation Peugeot 508 (2018-Present) has been reported to experience a variety of electrical system problems, which can cause a range of issues for the vehicle's performance and reliability. If you own a Peugeot 508 from the second generation, here's what you need to know about troubleshooting and fixing electrical system problems.

Symptoms of Electrical System Problems:

1. Dimming Headlights: If your headlights appear dim or flicker, it could be a sign of an electrical system problem. This could be caused by a faulty alternator, battery or wiring issues.

2. Electrical Component Malfunctions: If the dashboard lights or interior lights start flickering or turn off unexpectedly, it could indicate a problem with the electrical system. Malfunctioning electrical components, such as the radio or air conditioning, are also common signs of electrical problems.

3. Warning Lights on the Dashboard: If the check engine light or other warning lights on the dashboard turn on, it could be a sign of an electrical problem. It's important to address any warning lights as soon as possible to avoid further damage to the vehicle.

Troubleshooting and Fixes for Electrical System Problems:

1. Check the Battery: If you're experiencing electrical system problems, the first step is to check the battery. A weak or dead battery can cause a range of issues with electrical components. Check the battery terminals for any corrosion or looseness and replace the battery if necessary.

2. Inspect the Alternator: The alternator is responsible for charging the battery and powering the electrical system. A failing alternator can cause a range of electrical system problems. Have the alternator tested and replaced if necessary.

3. Check the Fuses: Fuses protect the electrical system from power surges and shorts. If a fuse is blown, it can cause the electrical component it protects to malfunction. Check the fuses and replace any that are blown.

4. Inspect the Wiring: Wiring issues can cause a variety of electrical system problems. Check the wiring for any damage or fraying, and have any damaged wiring repaired or replaced.

5. Scan for Error Codes: If the warning lights on the dashboard turn on, have the vehicle's computer scanned for error codes. These codes can help pinpoint the cause of the electrical system problem.

1.2.2. Suspension Issues: Causes and Repair Options

The suspension system of a vehicle is critical to its performance and handling. The Peugeot 508's second generation model (2018-Present) has a sophisticated suspension system that provides a comfortable ride and responsive handling. However, like any vehicle, the 508 may experience suspension issues that affect its overall performance and driving experience.

One of the most common suspension issues with the Peugeot 508 is uneven tire wear. Uneven tire wear occurs when the tires on one side of the vehicle wear out more quickly than those on the other side. This issue is often caused by worn suspension components such as ball joints, tie rods, or control arms. When these parts wear out, they can cause the wheels to become misaligned, leading to uneven tire wear. If you notice uneven tire wear on your 508, it's important to have the suspension system inspected and repaired as soon as possible to prevent further damage to the tires and suspension components.

Another common suspension issue with the Peugeot 508 is a noisy suspension. If you hear clunking, rattling, or banging sounds coming from the suspension while driving over bumps or rough roads, this could be a sign of worn or damaged suspension components. Common culprits of noisy suspension include worn shock absorbers or strut mounts, loose sway bar links, or worn bushings. A qualified mechanic can diagnose the issue and recommend appropriate repairs to restore the smooth and quiet ride of your 508.

Finally, the Peugeot 508 may experience suspension issues related to its electronic suspension system. The second generation model is equipped with an advanced electronic suspension system that adjusts the firmness of the suspension based on driving conditions. However, this system may malfunction and cause the suspension to become too soft or too firm, resulting in a bumpy ride or poor handling. If you notice any issues with the electronic suspension system, it's important to have the vehicle inspected and repaired by a qualified mechanic who is experienced in electronic suspension systems.

1.2.3. Oil Leaks: Sources and Remedies

The second generation Peugeot 508, launched in 2018, is a sleek and stylish mid-size sedan that has garnered praise for its design, performance, and features. However, like any vehicle, it can experience problems, and one common issue is oil leaks.

Oil leaks can be caused by a variety of factors, including worn or damaged gaskets, seals, or hoses, as well as cracked or damaged engine components. Some of the most common sources of oil leaks in the second generation Peugeot 508 include the valve cover gasket, oil pan gasket, and rear main seal.

Symptoms of an oil leak can include visible oil spots or puddles under the vehicle, a burning oil smell, or low oil levels on the dipstick. If left unchecked, oil leaks can lead to engine damage and even failure.

Fortunately, there are remedies available for oil leaks in the second generation Peugeot 508. In many cases, replacing the faulty gasket, seal, or hose is enough to fix the issue. However, if the leak is caused by a damaged engine component, such as a cracked block or head, more extensive repairs may be necessary.

Preventing oil leaks in the Peugeot 508 requires regular maintenance, including checking the oil level and condition, inspecting the engine components for signs of wear or damage, and replacing any worn or damaged parts as soon as possible. It is also important to use the recommended type and grade of oil for the vehicle, and to change the oil and filter at the recommended intervals.

If you suspect that your second generation Peugeot 508 has an oil leak, it is important to have it diagnosed and repaired by a qualified mechanic. Ignoring the issue can lead to more serious and expensive problems down the road.

2. Model-Specific Issues:

2.1. Peugeot 508 RXH:

2.1.1. Hybrid System Failures: Diagnosis and Repair Recommendations

The Peugeot 508 RXH is a hybrid version of the Peugeot 508 that was produced from 2012 to 2018. It features both a gasoline engine and an electric motor, making it more fuel efficient and eco-friendly than the standard gasoline-powered Peugeot 508. However, as with any hybrid vehicle, the Peugeot 508 RXH can experience problems with its hybrid system.

One common issue with the hybrid system in the Peugeot 508 RXH is a failure of the high-voltage battery. This can result in a loss of power, reduced fuel economy, and other drivability issues. Other potential problems with the hybrid system include issues with the electric motor or inverter, as well as problems with the hybrid control module or other related components.

If you suspect that your Peugeot 508 RXH has a problem with its hybrid system, it is important to have it diagnosed and repaired by a qualified mechanic with experience working on hybrid vehicles. Diagnosis of the hybrid system requires specialized equipment and training, and attempting to diagnose or repair the system yourself can be dangerous.

Once the problem has been diagnosed, repair options will depend on the specific nature of the issue. In some cases, the high-voltage battery may need to be replaced, which can be expensive. Other potential repairs include replacing the electric motor, inverter, or other components of the hybrid system.

To prevent problems with the hybrid system in the Peugeot 508 RXH, it is important to follow the manufacturer's recommended maintenance schedule, including regular inspections and testing of the hybrid components. Additionally, it is important to only use the recommended type and grade of gasoline, and to charge the hybrid battery regularly to maintain its health.

2.1.2. Transmission Issues: Common Symptoms and Solutions

The Peugeot 508 RXH is a hybrid variant of the 508 model that was released in 2012. Like any other car, it can experience transmission issues that can affect its performance and driving experience.

One of the most common symptoms of transmission problems is slipping gears. This is when the gears do not engage smoothly and cause the car to jerk or hesitate during acceleration. Another symptom is grinding or clunking noises when shifting gears, which could indicate worn out or damaged gears.

The cause of these symptoms could be a range of issues such as low transmission fluid levels, a faulty torque converter, or damaged gears. It is important to address these issues promptly to prevent further damage to the transmission.

One possible solution for transmission issues is to have the transmission fluid flushed and replaced. This is typically recommended every 30,000 to 60,000 miles depending on the manufacturer's recommendations. Another solution could be to replace the torque converter or any worn-out gears.

Regular maintenance and proper driving habits can also help prevent transmission issues from occurring. This includes avoiding harsh driving maneuvers such as sudden acceleration or braking, and keeping the transmission fluid at the recommended level.

2.1.3. Battery Problems: Causes and Maintenance Tips

The Peugeot 508 RXH is a hybrid model that combines a diesel engine with an electric motor. As with any hybrid vehicle, the battery is a critical component that needs to be maintained properly to ensure reliable performance. Here are some common battery problems that owners of the Peugeot 508 RXH may encounter, along with their causes and maintenance tips:

1. Dead Battery: One of the most common issues with the battery in the Peugeot 508 RXH is it going dead. This may be due to the battery being discharged or a fault in the charging system.

Maintenance Tip: The best way to avoid a dead battery is to make sure that the battery is charged regularly. Peugeot recommends charging the battery at least once every two months if the vehicle is not used for an extended period. Additionally, if you notice that the battery is not charging properly, have it checked by a qualified mechanic.

2. Weak Battery: A weak battery may cause issues with starting the engine and powering the vehicle's electrical systems.

Maintenance Tip: To ensure that the battery is in good condition, have it tested regularly by a qualified mechanic. Additionally, it is essential to make sure that all electrical systems are turned off when the vehicle is not in use to avoid draining the battery unnecessarily.

3. Overcharging: Overcharging the battery may cause it to fail prematurely.

Maintenance Tip: To prevent overcharging, make sure that the battery is charged using the correct charger and that it is not left on the charger for an extended period. Additionally, if you notice any issues with the charging system, have it checked by a qualified mechanic.

4. Corrosion: Corrosion can occur on the battery terminals, causing issues with the electrical connections.

Maintenance Tip: To prevent corrosion, make sure that the battery terminals are clean and free of dirt and debris. Additionally, applying a small amount of petroleum jelly to the terminals can help prevent corrosion.

2.2. Peugeot 508 SW:

2.2.1. Fuel Economy Problems: Possible Reasons and Remedies

The Peugeot 508 SW is a popular station wagon variant of the second generation Peugeot 508, which was introduced in 2018. While it is a reliable and efficient car, some owners have reported fuel economy problems that affect their driving experience. Here are some possible reasons for these issues and remedies that can help you improve your car's fuel efficiency:

1. Poor Driving Habits: One of the most common reasons for poor fuel economy is aggressive driving habits such as accelerating and braking abruptly, driving at high speeds, and carrying excess weight. To improve your fuel economy, try to drive smoothly, maintain a steady speed, and avoid carrying heavy loads.

2. Dirty Air Filters: A dirty air filter can reduce the amount of air that enters the engine, making it harder for it to burn fuel efficiently. If your car's air filter is dirty, you may notice a decrease in fuel economy. Replacing the air filter regularly can help to maintain optimal fuel efficiency.

3. Low Tire Pressure: Low tire pressure can cause the engine to work harder, leading to lower fuel economy. Make sure to check your car's tire pressure regularly and inflate them to the recommended level.

4. Faulty Oxygen Sensor: The oxygen sensor is responsible for monitoring the amount of oxygen in the exhaust and adjusting the air-to-fuel ratio accordingly. A faulty oxygen sensor can cause the engine to burn more fuel than necessary, leading to reduced fuel economy. If you notice a decrease in fuel efficiency, it may be worth having the oxygen sensor checked and replaced if necessary.

5. Poor Quality Fuel: Using low-quality fuel can reduce fuel efficiency and even damage the engine over time. Try to use high-quality fuel from reputable gas stations to ensure optimal performance and fuel efficiency.

6. Engine Issues: Problems with the engine, such as dirty fuel injectors, a malfunctioning catalytic converter, or a faulty ignition system, can also cause a decrease in fuel efficiency. If you notice a significant decrease in fuel economy, it is recommended to have the engine checked by a professional mechanic.

By following these tips, you can improve your Peugeot 508 SW's fuel economy and enjoy a more efficient and enjoyable driving experience.

2.2.2. Brake System Failures: Signs and Replacement Options

Brake system failures can occur in any vehicle, and the Peugeot 508 SW is no exception. The brakes are one of the most important safety systems in your car, and any problems with the brake system must be addressed promptly to ensure your safety and the safety of others on the road.

Some common signs of brake system failures in the Peugeot 508 SW include squeaking or grinding noises when you apply the brakes, a spongy or soft brake pedal, vibrations or pulsations when you brake, and an illuminated brake warning light on the dashboard. These symptoms may indicate a range of issues, from worn brake pads and rotors to a malfunctioning brake system component.

If you are experiencing any of these symptoms, it is important to have your Peugeot 508 SW inspected by a qualified mechanic as soon as possible. Ignoring brake problems can lead to more serious issues and even put your safety at risk.

Depending on the root cause of the brake system failure, there are a variety of replacement options available for the Peugeot 508 SW. For example, if the issue is worn brake pads or rotors, these can be replaced relatively easily and affordably. However, if the problem is a malfunctioning brake system component such as a faulty ABS module or brake caliper, the repair may be more involved and costly.

To prevent brake system failures in the Peugeot 508 SW, it is important to follow the manufacturer's recommended maintenance schedule and have your brakes inspected regularly by a qualified mechanic. Additionally, avoid aggressive driving and heavy braking, as this can accelerate brake wear and increase the risk of brake system failures.

2.2.3. HVAC Malfunctions: Troubleshooting and Fixes

The HVAC system in the Peugeot 508 SW can experience malfunctions, leading to uncomfortable driving conditions for the occupants. There are several potential causes of HVAC problems in the Peugeot 508 SW, which can range from simple fixes to more complex repairs.

One common issue with the HVAC system is a failure of the blower motor. This can result in a lack of airflow through the vents, making it difficult to heat or cool the interior of the vehicle. If the blower motor is the culprit, it may need to be replaced.

Another potential cause of HVAC problems is a malfunctioning thermostat or temperature sensor. If the sensor is reading incorrectly, it can cause the HVAC system to blow air that is either too hot or too cold. In this case, the sensor may need to be recalibrated or replaced.

The Peugeot 508 SW's HVAC system may also experience issues with the compressor, which is responsible for compressing the refrigerant that cools the air. If the compressor is failing, it can lead to reduced cooling performance or even complete failure of the air conditioning system. A faulty compressor may need to be replaced.

Other potential causes of HVAC malfunctions in the Peugeot 508 SW can include clogged air filters, leaks in the refrigerant system, or faulty electrical connections. Troubleshooting these issues may require a professional mechanic with experience in Peugeot vehicles.

To prevent HVAC problems in the Peugeot 508 SW, it is important to have the system regularly inspected and maintained. This can include replacing air filters, checking refrigerant levels, and ensuring that all electrical connections are secure. Regular maintenance can help catch potential issues before they become more serious problems.

2.3. Peugeot 508 GT:

2.3.1. Engine Overheating: Causes and Repair Suggestions

The Peugeot 508 GT is a high-performance variant of the Peugeot 508 model, which boasts a powerful engine capable of delivering an impressive driving experience. However, the Peugeot 508 GT can also experience engine overheating problems, which can be a cause for concern for drivers.

There are several possible causes of engine overheating in the Peugeot 508 GT, including a malfunctioning thermostat, a damaged radiator, a leaking head gasket, or a faulty water pump. The most common cause of engine overheating is a malfunctioning thermostat, which can cause the engine to overheat if it fails to open properly.

A damaged radiator can also cause engine overheating by reducing the efficiency of the cooling system. If the radiator is clogged with debris or damaged in any way, it may not be able to dissipate the heat generated by the engine, causing it to overheat.

A leaking head gasket can also cause engine overheating by allowing coolant to leak into the engine, which can cause damage to the engine components and reduce its cooling capacity. Similarly, a faulty water pump can reduce the efficiency of the cooling system by not circulating the coolant properly.

To diagnose the cause of engine overheating in the Peugeot 508 GT, it is important to perform a thorough inspection of the cooling system. This includes checking the coolant level and quality, inspecting the radiator and hoses for damage or blockages, and testing the thermostat and water pump for proper functioning.

The remedies for engine overheating in the Peugeot 508 GT will depend on the underlying cause of the problem. For example, if the thermostat is malfunctioning, it may need to be replaced. If the radiator is clogged or damaged, it may need to be cleaned or replaced. If the head gasket is leaking, it may need to be repaired or replaced.

Regular maintenance and inspection of the cooling system can help prevent engine overheating in the Peugeot 508 GT. This includes regular coolant flushes and inspections of the radiator, hoses, thermostat, and water pump. By staying on top of these maintenance tasks, drivers can help ensure that their Peugeot 508 GT runs smoothly and without engine overheating problems.

2.3.2. Clutch Failure: Symptoms and Replacement Guidelines

The clutch is an essential component of any manual transmission vehicle, including the Peugeot 508 GT. It is responsible for connecting and disconnecting the engine from the transmission to allow the driver to shift gears smoothly. However, over time, the clutch can wear out and even fail, causing a range of symptoms that can affect the car's performance and safety.

One of the most common symptoms of a failing clutch is difficulty shifting gears, particularly in higher gears. This can feel like the gears are slipping or grinding, and the car may even stall. In some cases, the clutch pedal may feel spongy or stick to the floor when pressed, indicating a problem with the clutch hydraulic system.

Another sign of clutch failure is a burning smell, which can be caused by overheating of the clutch plate. This can happen when the clutch is slipping due to wear or when the driver is "riding" the clutch pedal, keeping it partially engaged while driving.

If you experience any of these symptoms, it is important to have your Peugeot 508 GT inspected by a qualified mechanic. Ignoring clutch problems can lead to further damage to the transmission and other parts of the car, resulting in costly repairs.

Replacing a clutch is a complex process that requires specialized tools and expertise. It involves removing the transmission from the car, which can be time-consuming and labor-intensive. The cost of a clutch replacement can vary depending on the make and model of the car, as well as the extent of the damage.

To avoid clutch failure, it is essential to drive the car properly and avoid riding the clutch pedal or shifting gears too aggressively. Regular maintenance, including checking and replacing the clutch fluid, can also help extend the life of the clutch and other related components.

2.3.3. Exhaust System Issues: Diagnosis and Repair Options

The Peugeot 508 GT is known for its powerful engine and sporty design. However, some drivers may encounter issues with the exhaust system that can affect the vehicle's performance and emissions.

One of the most common exhaust system problems is a leak. This can be caused by a damaged or corroded pipe or muffler, which can allow exhaust gases to escape and result in increased noise and reduced performance. A leak can also be dangerous, as carbon monoxide can enter the vehicle's cabin and cause health problems or even death.

Another common issue is a clogged catalytic converter. This component is responsible for converting harmful exhaust gases into less harmful emissions. Over time, it can become clogged with debris or damaged by overheating, which can cause engine performance problems and increase emissions.

In some cases, drivers may notice unusual sounds coming from the exhaust system, such as rattling or popping. This can be caused by a damaged or loose muffler, or a problem with the exhaust manifold or pipes.

To diagnose and repair exhaust system issues in the Peugeot 508 GT, it is recommended to take the vehicle to a qualified mechanic. The mechanic may perform a visual inspection of the exhaust system, as well as use specialized tools to check for leaks and clogs. Depending on the severity of the issue, repairs may involve replacing damaged components or cleaning out the catalytic converter.

Regular maintenance can help prevent exhaust system issues in the Peugeot 508 GT. This includes having the exhaust system inspected during routine maintenance visits, avoiding driving over rough terrain or through deep water, and avoiding overloading the vehicle. Additionally, using high-quality fuel and engine oil can help reduce the risk of damage to the exhaust system components.

3. Conclusion:

As a conclusion, the Peugeot 508 is a popular and stylish mid-size car that has been produced in two generations since 2010. While the car offers a comfortable ride, good handling, and fuel efficiency, it also has some common issues that owners should be aware of. Some of the common problems with the Peugeot 508 include turbocharger failure, electrical system issues, suspension problems, oil leaks, hybrid system failures, transmission issues, battery problems, fuel economy problems, brake system failures, HVAC malfunctions, engine overheating, clutch failure, and exhaust system issues.

To prevent or address these issues, it is important to follow the manufacturer's recommended maintenance schedule and to pay attention to any unusual symptoms or warning signs. It is also recommended to take the car to a certified mechanic or Peugeot dealership for any repairs or replacements, as they have the expertise and tools to properly diagnose and fix any issues with the car. Additionally, regular maintenance and inspections can help prevent more serious problems from occurring in the future, which can save owners time and money in the long run.

Example List of Peugeot 508 Engine Error Codes and Descriptions

Engine Code/NameEngine Specs (L, Fuel, HP)Part CarError CodeDescription
EP6DT1.6L, Petrol, 156 HPTurboP0299Turbocharger/Supercharger Underboost
EP6CDT1.6L, Petrol, 163 HPIgnitionP1336Crankshaft Position Sensor Circuit Range/Performance
EP6CDTX1.6L, Petrol, 200 HPFuelP0087Fuel Rail/System Pressure Too Low
DV5RD1.5L, Diesel, 131 HPFuelP0087Fuel Rail/System Pressure Too Low
DW10FC2.0L, Diesel, 150 HPEGRP0401Exhaust Gas Recirculation Flow Insufficient Detected
DW10FD2.0L, Diesel, 180 HPEGRP0403Exhaust Gas Recirculation Control Circuit
DV6FD1.6L, Diesel, 120 HPFuelP0087Fuel Rail/System Pressure Too Low
DW12BTED42.2L, Diesel, 200 HPTurboP0234Turbocharger/Supercharger "A" Overboost Condition
EP6FDT1.6L, Petrol, 165 HPIgnitionP1336Crankshaft Position Sensor Circuit Range/Performance
EP6FDTM2.0L, Petrol, 200 HPIgnitionP1336Crankshaft Position Sensor Circuit Range/Performance
DW12C2.2L, Diesel, 150 HPEmissionsP1490Exhaust Gas Recirculation (EGR) Solenoid Valve Circuit
EP6CDT1.6L, Petrol, 156 HPIgnitionP1336Crankshaft Position Sensor Circuit Range/Performance
DV6FD1.6L, Diesel, 120 HPEmissionsP1490Exhaust Gas Recirculation (EGR) Solenoid Valve Circuit
DW10FC2.0L, Diesel, 160 HPEmissionsP1490Exhaust Gas Recirculation (EGR) Solenoid Valve Circuit
DW10FC2.0L, Diesel, 177 HPEmissionsP1490Exhaust Gas Recirculation (EGR) Solenoid Valve Circuit
EP6CDT1.6L, Petrol, 156 HPIgnitionP1336Crankshaft Position (CKP) Sensor Intermittent
EP6CDT1.6L, Petrol, 165 HPIgnitionP1336Crankshaft Position (CKP) Sensor Intermittent
EP6FDT2.0L, Petrol, 200 HPIgnitionP1336Crankshaft Position (CKP) Sensor Intermittent
DV5RC1.5L, Diesel, 130 HPEmissionsP2081Exhaust Gas Temperature (EGT) Sensor Circuit Range/Performance
DW10FD2.0L, Diesel, 163 HPEmissionsP2081Exhaust Gas Temperature (EGT) Sensor Circuit Range/Performance
DW10FD2.0L, Diesel, 180 HPEmissionsP2081Exhaust Gas Temperature (EGT) Sensor Circuit Range/Performance
EP6CDT1.6L, Gasoline, 156 HPIgnitionP1336Crankshaft Position (CKP) Sensor Circuit Range/Performance
EP6CDT1.6L, Gasoline, 200 HPIgnitionP1336Crankshaft Position (CKP) Sensor Circuit Range/Performance
EP6FDT1.6L, Gasoline, 165 HPIgnitionP1336Crankshaft Position (CKP) Sensor Circuit Range/Performance
DW10FATED2.0L, Diesel, 150 HPEmissionsP0401Exhaust Gas Recirculation (EGR) Flow Insufficient Detected
DW10FATED2.0L, Diesel, 163 HPEmissionsP0401Exhaust Gas Recirculation (EGR) Flow Insufficient Detected
DW10FC2.0L, Diesel, 180 HPEmissionsP0401Exhaust Gas Recirculation (EGR) Flow Insufficient Detected
EP6FDTX1.6L, Petrol, 156 HPIgnitionP0351Ignition Coil "A" Primary/Secondary Circuit
EP6CDTR1.6L, Petrol, 165 HPIgnitionP0351Ignition Coil "A" Primary/Secondary Circuit
EP6DT1.6L, Petrol, 156 HPFuelP0171System Too Lean (Bank 1)
DW10FD2.0L, Diesel, 150 HPExhaustP0490Exhaust Gas Recirculation (EGR) "A" Control Circuit High
DW10FC2.0L, Diesel, 177 HPExhaustP0490Exhaust Gas Recirculation (EGR) "A" Control Circuit High
DW12MTED42.2L, Diesel, 204 HPFuelP0087Fuel Rail/System Pressure Too Low
EP6DT1.6L, Gasoline, 156 HPFuelP0087Fuel Rail/System Pressure Too Low
EP6CDT1.6L, Gasoline, 163 HPFuelP0087Fuel Rail/System Pressure Too Low
EP6FDT1.6L, Gasoline, 165 HPFuelP0087Fuel Rail/System Pressure Too Low
EP6CDTX1.6L, Gasoline, 163 HPFuelP0087Fuel Rail/System Pressure Too Low
DW10FC2.0L, Diesel, 150 HPEGRP0401Exhaust Gas Recirculation Flow Insufficient Detected
DW10FD2.0L, Diesel, 180 HPEGRP0401Exhaust Gas Recirculation Flow Insufficient Detected
DW10FD2.0L, Diesel, 210 HPEGRP0401Exhaust Gas Recirculation Flow Insufficient Detected
DW10FDTX2.0L, Diesel, 180 HPEGRP0401Exhaust Gas Recirculation Flow Insufficient Detected
EP6FDTX1.6L, Petrol, 165 HPIgnitionP1336Crankshaft Position/Camshaft Position Correlation Fault
EP6CDTMD1.6L, Petrol, 156 HPIgnitionP1336Crankshaft Position/Camshaft Position Correlation Fault
EP6FDTM1.6L, Petrol, 200 HPIgnitionP1336Crankshaft Position/Camshaft Position Correlation Fault
EP6CDTX1.6L, Petrol, 225 HPIgnitionP1336Crankshaft Position/Camshaft Position Correlation Fault
DW10FC2.0L, Diesel, 150 HPFuel SystemP0087Fuel Rail/System Pressure Too Low
DW10FD2.0L, Diesel, 180 HPFuel SystemP0087Fuel Rail/System Pressure Too Low
DW10FD2.0L, Diesel, 204 HPFuel SystemP0087Fuel Rail/System Pressure Too Low
EP6FDTX1.6L, Petrol, 165 HPEngineP11A8Coolant Temperature Sensor Circuit Range/Performance
EP6FDTX1.6L, Petrol, 225 HPEngineP11A8Coolant Temperature Sensor Circuit Range/Performance
EP6CDT1.6L, Petrol, 156 HPFuel SystemP0087Fuel Rail/System Pressure Too Low
EP6CDTX1.6L, Petrol, 200 HPFuel SystemP0087Fuel Rail/System Pressure Too Low
DW10FC2.0L, Diesel, 150 HPExhaust SystemP2002Diesel Particulate Filter Efficiency Below Threshold
DW10FC2.0L, Diesel, 180 HPExhaust SystemP2002Diesel Particulate Filter Efficiency Below Threshold
DW10FD2.0L, Diesel, 163 HPExhaust SystemP2002Diesel Particulate Filter Efficiency Below Threshold
DW10FD2.0L, Diesel, 177 HPExhaust SystemP2002Diesel Particulate Filter Efficiency Below Threshold
EP6CDT1.6L, Petrol, 156 HPFuel SystemP0171System Too Lean (Bank 1)
EP6CDT1.6L, Petrol, 163 HPFuel SystemP0171System Too Lean (Bank 1)
EP6FDTM1.6L, Petrol, 165 HPFuel SystemP0171System Too Lean (Bank 1)
EP6CDTX1.6L, Petrol, 156 HPFuel SystemP0171System Too Lean (Bank 1)
DW10FC2.0L, Diesel, 150 HPEngineP0299Turbocharger/Supercharger Underboost
DW10FUC2.0L, Diesel, 180 HPEngineP0299Turbocharger/Supercharger Underboost
DW12C2.2L, Diesel, 150 HPEngineP0299Turbocharger/Supercharger Underboost
DW12C2.2L, Diesel, 180 HPEngineP0299Turbocharger/Supercharger Underboost
EP6FDTX1.6L, Petrol, 165 HPEngineP0135O2 Sensor Heater Circuit Malfunction (Bank 1, Sensor 1)
EP6FDTM1.6L, Petrol, 180 HPEngineP0135O2 Sensor Heater Circuit Malfunction (Bank 1, Sensor 1)
EP6CDT1.6L, Petrol, 156 HPEngineP0101Mass Air Flow (MAF) Circuit Range/Performance Problem
EP6CDTX1.6L, Petrol, 165 HPEngineP0101Mass Air Flow (MAF) Circuit Range/Performance Problem
DW10FC2.0L, Diesel, 150 HPEngineP0101Mass Air Flow (MAF) Circuit Range/Performance Problem
DW10FD2.0L, Diesel, 180 HPEngineP0101Mass Air Flow (MAF) Circuit Range/Performance Problem
DW10FDJ2.0L, Diesel, 225 HPEngineP0101Mass Air Flow (MAF) Circuit Range/Performance Problem
DW10FDK2.0L, Diesel, 240 HPEngineP0101Mass Air Flow (MAF) Circuit Range/Performance Problem

FAQ: Common Issues with Peugeot 508 - Everything You Need to Know

What are the common issues with the Peugeot 508?

The common issues with Peugeot 508 include transmission problems, electrical issues, engine issues, suspension issues, and fuel system issues.

What are the transmission problems of Peugeot 508?

Some Peugeot 508 owners have reported issues with their automatic transmission, including difficulty shifting gears and slipping gears. These issues can be caused by a faulty transmission control module, faulty solenoids, or low transmission fluid levels.

What are the electrical issues of Peugeot 508?

Electrical problems are not uncommon in the Peugeot 508, particularly in the early models. Issues include problems with the central locking system, the navigation system, and the audio system. Some owners have also reported issues with the electronic parking brake and power steering system.

What are the engine issues of Peugeot 508?

Peugeot 508 owners have reported issues with their engines, including problems with the timing chain, the turbocharger, and the high-pressure fuel pump. These issues can cause a loss of power, rough idling, and stalling.

What are the suspension issues of Peugeot 508?

Suspension issues in the Peugeot 508 can cause a bumpy and uncomfortable ride. Common problems include worn out shock absorbers, worn out suspension bushings, and broken coil springs.

What are the fuel system issues of Peugeot 508?

Peugeot 508 owners have reported issues with their fuel system, including clogged fuel injectors, faulty fuel pumps, and fuel leaks. These issues can cause poor fuel economy, engine misfires, and poor acceleration.

Which model years of Peugeot 508 have the most issues?

The Peugeot 508 model years 2011, 2012, and 2013 have had the most reported issues. These early models had issues with their electrical systems, transmissions, and engines.

Are there any Peugeot 508 models that are more reliable than others?

The Peugeot 508 GT models tend to be more reliable than the base models. This is likely due to the fact that they have a higher level of standard equipment, including better quality components and materials.

What should I do if my Peugeot 508 is experiencing issues?

If you are experiencing issues with your Peugeot 508, it is important to take your car to a qualified mechanic for diagnosis and repair. It is also recommended that you check to see if your car is covered by any warranties or recalls that may be related to the issues you are experiencing.

What are the most common electrical problems in Peugeot 508?

Some of the common electrical problems in Peugeot 508 include issues with the central locking system, parking sensors, and electrical wiring. These issues have been reported across different model years and versions of the Peugeot 508.

What are the common suspension problems in Peugeot 508?

Peugeot 508 owners have reported suspension problems such as worn out shock absorbers, broken springs, and worn out suspension bushings. These issues have been reported in different versions of the Peugeot 508 across different model years.

Are there any problems with the Peugeot 508's transmission system?

Some Peugeot 508 owners have reported issues with the transmission system such as difficulty in shifting gears, vibrations, and slipping transmission. These problems have been reported in both manual and automatic transmission systems.

Do Peugeot 508s have problems with their engines?

Yes, some Peugeot 508 owners have reported engine problems such as faulty fuel injectors, engine misfires, and timing chain issues. These problems have been reported in different versions of the Peugeot 508 across different model years.

What are some of the reported brake problems in Peugeot 508?

Some Peugeot 508 owners have reported problems with their brakes such as worn out brake pads, warped brake discs, and malfunctioning brake calipers. These issues have been reported across different model years and versions of the Peugeot 508.

Are there any known issues with the Peugeot 508's air conditioning system?

Some Peugeot 508 owners have reported problems with their air conditioning system such as low refrigerant levels, compressor failures, and issues with the AC blower. These issues have been reported across different model years and versions of the Peugeot 508.

What are some of the safety issues associated with the Peugeot 508?

Peugeot 508 owners have reported safety issues such as malfunctioning airbags, faulty seat belts, and issues with the car's electronic stability control system. These issues have been reported in different versions of the Peugeot 508 across different model years.

Are there any recalls associated with the Peugeot 508?

Yes, there have been several recalls associated with the Peugeot 508. These recalls have been issued for various issues such as potential fuel leaks, issues with the braking system, and problems with the power steering system. Peugeot has addressed these issues through recalls and software updates.

Are there any known issues with the Peugeot 508's fuel system?

Yes, some Peugeot 508 owners have reported issues with the fuel system, particularly in earlier model years. This includes fuel injectors failing, diesel particulate filters clogging, and fuel pumps malfunctioning. These issues can lead to poor fuel economy, reduced power, and even stalling.

What are some common issues with the Peugeot 508's transmission?

The Peugeot 508 has had some reported transmission issues, including hard shifting, slipping, and failure. Some owners have reported issues with the dual-clutch transmission, particularly in earlier model years. Peugeot has issued several recalls related to transmission issues, so it's important to have any potential problems addressed by a qualified technician.

Are there any safety concerns related to the Peugeot 508?

While the Peugeot 508 generally scores well in safety tests, there have been a few safety concerns reported. Some owners have reported issues with the car's automatic emergency braking system not functioning properly, which could lead to accidents. Additionally, some owners have reported issues with the car's airbags not deploying properly in the event of an accident.

Is there a particular model year of the Peugeot 508 that has more issues than others?

While all cars are subject to issues and failures, some model years of the Peugeot 508 have had more reported problems than others. For example, earlier model years have had more reported issues with the fuel system, transmission, and engine. It's important to research the specific model year and generation of the Peugeot 508 you're interested in to see if there are any known issues.

Are there any issues with the Peugeot 508's engine?

Some Peugeot 508 owners have reported issues with the car's engine, including excessive oil consumption, loss of power, and engine failure. The Peugeot 508 is available with several different engine options, and some engines may be more prone to issues than others. It's important to have the engine regularly serviced and to address any potential problems as soon as they arise.

What can I do if my Peugeot 508 is experiencing issues?

If you're experiencing issues with your Peugeot 508, the first step is to have the car inspected by a qualified technician. They can diagnose the problem and provide an estimate for any necessary repairs. Depending on the issue, it may be covered under warranty or a recall, so it's important to check with your dealer or Peugeot directly. Regular maintenance and servicing can also help prevent potential issues from arising.

What is the common issue with the Peugeot 508 engine?

One of the most common issues with the Peugeot 508 engine is a faulty timing chain. This can lead to engine damage and is most commonly found in the earlier models. It is recommended to have the timing chain checked and replaced if necessary.

Are there any transmission problems with the Peugeot 508?

Yes, there have been reports of transmission issues in some Peugeot 508 models, particularly the earlier ones. These issues include problems with the automatic transmission, such as rough shifting or failure to engage, as well as issues with the clutch and gearbox. It is important to have the transmission checked regularly and any issues addressed as soon as possible.

Is there a problem with the suspension in the Peugeot 508?

Some Peugeot 508 owners have reported issues with the suspension, particularly in the earlier models. This can include problems with the shocks and struts, as well as issues with the suspension system as a whole. It is recommended to have the suspension checked regularly and any necessary repairs made promptly to ensure optimal performance and safety.

What is the most common electrical problem in the Peugeot 508?

One of the most common electrical issues reported in the Peugeot 508 is a malfunctioning electronic handbrake. This can cause the handbrake to engage or disengage unexpectedly, posing a potential safety hazard. It is important to have the electronic handbrake system checked regularly and any necessary repairs made as soon as possible.

Are there any known problems with the Peugeot 508 air conditioning system?

Yes, some Peugeot 508 owners have reported issues with the air conditioning system, particularly in the earlier models. These issues can include problems with the compressor, refrigerant leaks, and issues with the climate control system. Regular maintenance of the air conditioning system, including cleaning and recharging, can help prevent problems and prolong the life of the system.

Do all Peugeot 508 models have the same issues?

No, not all Peugeot 508 models have the same issues. Common issues can vary depending on the model year, generation, engine type, and complectations. It is important to research specific issues related to the particular model and year of the Peugeot 508 you are considering purchasing, as well as stay up to date on any recalls or service bulletins related to your vehicle.

What should I do if I experience a problem with my Peugeot 508?

If you experience a problem with your Peugeot 508, it is important to address the issue promptly. This can include taking the vehicle to a reputable mechanic or Peugeot dealership for diagnosis and repair. It is also recommended to stay up to date on any recalls or service bulletins related to your vehicle and to have regular maintenance performed to prevent issues from arising in the first place.

Are there any known electrical issues with the Peugeot 508?

Yes, some Peugeot 508 owners have reported various electrical issues such as problems with the central locking system, dashboard displays, and malfunctioning sensors. These issues have been reported across different model years and engine types.

What is the common problem with the Peugeot 508 diesel engine?

One common problem reported with the Peugeot 508 diesel engine is the build-up of carbon in the diesel particulate filter (DPF), which can cause the engine to go into limp mode or even damage the engine. This issue has been reported across different model years and engine types.

Are there any issues with the Peugeot 508 automatic transmission?

Some Peugeot 508 owners have reported issues with the automatic transmission, such as erratic shifting, slipping gears, and even total transmission failure. These problems have been reported across different model years and engine types, but they appear to be more common in the earlier model years.

What are the most common suspension issues with the Peugeot 508?

One of the most common suspension issues reported with the Peugeot 508 is the premature wear of the front suspension ball joints, which can lead to clunking noises and poor handling. Another issue reported by some owners is the failure of the rear suspension mounts, which can cause excessive tire wear and a rough ride. These issues have been reported across different model years and engine types.

Do Peugeot 508 models have problems with the timing chain?

Yes, some Peugeot 508 owners have reported issues with the timing chain, which can cause engine damage and failure if not addressed promptly. This issue has been reported across different model years and engine types.

Are there any recalls for the Peugeot 508?

Yes, there have been several recalls for the Peugeot 508, including recalls related to the fuel injectors, brake system, suspension, and seat belts. These recalls have affected various model years and engine types.

What is the warranty period for a new Peugeot 508?

The warranty period for a new Peugeot 508 is typically three years or 60,000 miles, whichever comes first. However, it's important to note that the specific warranty terms may vary depending on the country or region where the vehicle was purchased.


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 April 20, 2024