Peugeot 807 Issues: Common Problems to Watch Out For

By Brian Wong, Reviewed by: Kurt Niebuhr, Updated on April 19, 2024

1. Common Issues by Model Year

1.1. 2002-2005 Models

The Peugeot 807 was produced from 2002 to 2014 and was a popular choice for families and businesses alike. However, like any vehicle, it's not immune to issues and there are certain problems that are more common with specific model years. Here are some of the most common issues reported by owners of Peugeot 807 models produced between 2002 and 2005:

- Electrical Issues: Some Peugeot 807 owners have reported issues with the electrical system, such as malfunctioning dashboards, faulty sensors, and electrical shorts. These issues can be difficult to diagnose and may require professional assistance to resolve.

- Transmission Issues: Transmission problems are another common issue with the Peugeot 807. Some owners have reported problems with the automatic gearbox, such as rough shifting or complete failure. Others have reported issues with the clutch, including clutch slipping and difficulty changing gears.

- Suspension Issues: Suspension issues are also a common problem with Peugeot 807 models from 2002 to 2005. Some owners have reported problems with the suspension, such as clunking noises when driving over bumps, uneven tire wear, and difficulty maintaining proper alignment.

- Engine Issues: The Peugeot 807 has been known to experience issues with the engine, including engine stalling, power loss, and a lack of acceleration. Some owners have also reported issues with the turbocharger, including failure and difficulty maintaining proper boost pressure.

- Brake Issues: Brake problems are another issue that some Peugeot 807 owners have reported. These issues can include problems with the brake pads, such as uneven wear or premature failure, as well as issues with the brake rotors and calipers.

It's important to note that these issues may not affect all Peugeot 807 models produced between 2002 and 2005, and some owners may not experience any issues at all. However, if you're considering purchasing a Peugeot 807 from this model year range, it's important to be aware of these potential issues and to have the car thoroughly inspected by a qualified mechanic before making a purchase. Regular maintenance and prompt repairs can help to ensure the longevity and reliability of your Peugeot 807.

1.2. 2006-2010 Models

The Peugeot 807 is a versatile family vehicle that was produced from 2002 to 2014. Models produced between 2006 and 2010 are known for their improved performance and reliability, but there are still a few common issues that owners should be aware of. Here are some of the most common issues reported by owners of Peugeot 807 models produced between 2006 and 2010:

- Engine Issues: Some Peugeot 807 owners have reported issues with the engine, particularly with the 2.0L diesel engine. These issues can include problems with the engine stalling, rough idling, or difficulty starting. Owners have also reported issues with the fuel injectors, which can cause poor fuel economy and reduced engine performance.

- Suspension Issues: Like earlier model years, suspension issues are also a common problem with Peugeot 807 models from 2006 to 2010. Some owners have reported issues with the suspension, such as a bumpy ride, uneven tire wear, and difficulty maintaining proper alignment. Some owners have also reported issues with the power steering system, including a loss of power steering assistance.

- Electrical Issues: Electrical problems are another common issue with the Peugeot 807. Some owners have reported issues with the electrical system, such as malfunctioning dashboard lights, faulty sensors, and electrical shorts. These issues can be difficult to diagnose and may require professional assistance to resolve.

- Transmission Issues: Transmission problems are also a common issue with the Peugeot 807. Some owners have reported problems with the automatic gearbox, such as rough shifting or complete failure. Others have reported issues with the clutch, including clutch slipping and difficulty changing gears.

- Brake Issues: Brake problems are another issue that some Peugeot 807 owners have reported. These issues can include problems with the brake pads, such as uneven wear or premature failure, as well as issues with the brake rotors and calipers.

If you're considering purchasing a Peugeot 807 from this model year range, it's important to be aware of these potential issues and to have the car thoroughly inspected by a qualified mechanic before making a purchase. Regular maintenance and prompt repairs can help to ensure the longevity and reliability of your Peugeot 807.

1.3. 2011-2014 Models

The Peugeot 807 is a large family vehicle that was produced from 2002 to 2014. The 2011-2014 models are the final generation of the Peugeot 807, and while they are generally reliable, there are still a few issues that owners should be aware of. Here are some of the most common issues reported by owners of Peugeot 807 models produced between 2011 and 2014:

- Electrical Issues: Like earlier model years, electrical problems are a common issue with the Peugeot 807 produced from 2011 to 2014. Owners have reported issues with the car's electrical system, such as faulty sensors, malfunctioning dashboard lights, and electrical shorts. These issues can be difficult to diagnose and may require professional assistance to resolve.

- Suspension Issues: Suspension issues are another common problem with the Peugeot 807, particularly with models produced between 2011 and 2014. Owners have reported issues with the suspension, such as a bumpy ride, uneven tire wear, and difficulty maintaining proper alignment. Some owners have also reported issues with the power steering system, including a loss of power steering assistance.

- Engine Issues: While the engines in the final generation of the Peugeot 807 are generally reliable, some owners have reported issues with the engine, particularly with the 2.0L diesel engine. These issues can include problems with the engine stalling, rough idling, or difficulty starting. Owners have also reported issues with the fuel injectors, which can cause poor fuel economy and reduced engine performance.

- Transmission Issues: Transmission problems are also a common issue with the Peugeot 807. Some owners have reported issues with the automatic gearbox, such as rough shifting or complete failure. Others have reported issues with the clutch, including clutch slipping and difficulty changing gears.

- Brake Issues: Brake problems are another issue that some Peugeot 807 owners have reported. These issues can include problems with the brake pads, such as uneven wear or premature failure, as well as issues with the brake rotors and calipers.

If you're considering purchasing a Peugeot 807 from this model year range, it's important to be aware of these potential issues and to have the car thoroughly inspected by a qualified mechanic before making a purchase. Regular maintenance and prompt repairs can help to ensure the longevity and reliability of your Peugeot 807.

2. Engine Issues

2.1. Faulty Turbochargers

The Peugeot 807, like many vehicles, utilizes a turbocharger to help boost engine performance. However, some owners have reported issues with their turbochargers, which can cause a variety of problems with the car's engine. Here are some of the most common issues related to faulty turbochargers in the Peugeot 807:

- Loss of Power: One of the most common symptoms of a faulty turbocharger is a loss of engine power. This can be due to a variety of issues, such as a clogged air intake or a damaged turbocharger housing. If you notice that your Peugeot 807 is struggling to accelerate or is slower than usual, it could be a sign of a faulty turbocharger.

- Excessive Smoke: A damaged or faulty turbocharger can also cause excessive smoke to come out of the exhaust system. This can be due to a buildup of oil or other fluids in the turbocharger, which can then be burned and released into the exhaust system. If you notice thick, black smoke coming out of your car's tailpipe, it could be a sign of a damaged turbocharger.

- Strange Noises: A failing turbocharger can also cause strange noises to come from the engine compartment. This can include whistling or whining sounds, which can indicate that the turbocharger's bearings are worn out or damaged. If you hear unusual noises coming from your Peugeot 807's engine, it's important to have it inspected by a qualified mechanic.

- Reduced Fuel Economy: Faulty turbochargers can also cause a reduction in fuel economy, as the engine is not able to operate as efficiently as it should. This can be due to a variety of issues, such as a clogged air filter or a malfunctioning turbocharger waste gate. If you notice that your Peugeot 807's fuel economy is lower than usual, it could be a sign of a faulty turbocharger.

If you suspect that your Peugeot 807's turbocharger is faulty, it's important to have it inspected and repaired by a qualified mechanic. Ignoring turbocharger issues can cause further damage to your engine and reduce the longevity of your vehicle. Regular maintenance and prompt repairs can help to ensure the reliability and performance of your Peugeot 807.

2.2. Timing Belt Failure

The timing belt is a critical component of the Peugeot 807's engine, as it helps to ensure that the engine's valves open and close at the correct times. However, if the timing belt fails, it can cause serious damage to the engine and other components. Here are some of the most common issues related to timing belt failure in the Peugeot 807:

- Engine Misfires: One of the most common symptoms of a timing belt failure is engine misfires. This is because the timing belt is responsible for ensuring that the engine's valves open and close at the correct times, and if it fails, the timing of the engine's combustion process can be thrown off. This can cause the engine to misfire or run poorly, and can even cause damage to the engine's pistons and valves.

- Engine Stalling: A failed timing belt can also cause the engine to stall or stop running altogether. This is because the timing belt is responsible for synchronizing the engine's valves and pistons, and if it fails, the engine may not be able to operate properly. If your Peugeot 807 stalls or stops running while you're driving, it could be a sign of a timing belt failure.

- Engine Damage: Perhaps the most serious issue related to timing belt failure is engine damage. If the timing belt fails, it can cause the engine's pistons and valves to collide with each other, causing significant damage to the engine. In some cases, the engine may even need to be replaced if the damage is severe enough.

- Warning Lights: Finally, a failing timing belt can sometimes trigger warning lights on the dashboard. If your Peugeot 807's check engine light or other warning lights come on, it's important to have the car inspected by a qualified mechanic as soon as possible.

If you suspect that your Peugeot 807's timing belt has failed or is about to fail, it's important to have it inspected and repaired by a qualified mechanic. Timing belt replacement is typically recommended every 60,000 to 100,000 miles, depending on the vehicle and driving conditions. Regular maintenance and prompt repairs can help to ensure the reliability and longevity of your Peugeot 807's engine.

2.3. Overheating

Overheating is a common engine issue that can affect the Peugeot 807. The engine generates a lot of heat during operation, and the cooling system is designed to regulate the engine temperature and prevent it from overheating. However, if the cooling system is not functioning properly or if there is a problem with the engine, it can cause the engine to overheat. Here are some of the most common issues related to overheating in the Peugeot 807:

- Coolant Leaks: One of the most common causes of engine overheating in the Peugeot 807 is coolant leaks. The cooling system relies on a network of hoses, pipes, and other components to circulate coolant throughout the engine and radiator. If any of these components develop leaks, it can cause the coolant level to drop and prevent the engine from cooling properly.

- Thermostat Failure: The thermostat is a critical component of the engine's cooling system that helps to regulate the engine temperature. If the thermostat fails or becomes stuck in the closed position, it can prevent the coolant from circulating properly and cause the engine to overheat.

- Radiator Issues: The radiator is responsible for dissipating heat from the engine and keeping it within safe operating temperatures. If the radiator is damaged, clogged, or not functioning properly, it can prevent the engine from cooling properly and cause it to overheat.

- Water Pump Failure: The water pump is responsible for circulating the coolant throughout the engine and radiator. If the water pump fails, it can prevent the coolant from circulating properly and cause the engine to overheat.

- Fan Issues: The cooling fan is responsible for drawing air over the radiator and dissipating heat from the engine. If the fan fails or is not functioning properly, it can prevent the engine from cooling properly and cause it to overheat.

If your Peugeot 807 is experiencing overheating issues, it's important to have it inspected by a qualified mechanic as soon as possible. Ignoring the issue can cause serious damage to the engine and other components. Regular maintenance, including coolant flushes and inspections, can help to prevent overheating issues and ensure the longevity of your Peugeot 807's engine.

3. Transmission Issues

3.1. Gearbox Failure

Transmission issues are one of the most common problems that owners of Peugeot 807s may face. Gearbox failure can be a particularly frustrating and expensive issue to deal with. Here are some of the most common causes of gearbox failure in the Peugeot 807:

- Fluid Leaks: The gearbox relies on a specialized transmission fluid to operate properly. If there is a leak in the transmission system, it can cause a drop in the fluid level, which can lead to premature wear and tear on the gearbox components.

- Worn Clutch: The clutch is responsible for engaging and disengaging the gears in the gearbox. Over time, the clutch can wear down, making it difficult or impossible to shift gears properly.

- Faulty Transmission Control Module (TCM): The TCM is responsible for regulating the transmission's shift points and other functions. If the TCM fails, it can cause a range of issues with the gearbox, including difficulty shifting gears or the transmission getting stuck in one gear.

- Broken Gearbox Mounts: The gearbox is mounted to the car's chassis by a series of mounts. If these mounts become damaged or broken, it can cause excessive vibration in the gearbox, leading to premature wear and tear on its components.

- Worn Gears: Over time, the gears in the gearbox can wear down, making it difficult or impossible to shift gears properly. This can be caused by normal wear and tear, or it can be accelerated by aggressive driving habits or lack of regular maintenance.

If you are experiencing gearbox issues with your Peugeot 807, it is important to have it inspected by a qualified mechanic as soon as possible. Gearbox failure can be a serious and expensive issue to deal with, and ignoring the problem can cause further damage to your car. Regular maintenance, including fluid changes and inspections, can help to prevent gearbox issues and prolong the life of your Peugeot 807's transmission.

3.2. Clutch Problems

Clutch problems are a common transmission issue that Peugeot 807 owners may experience. The clutch is an essential component of the transmission system and is responsible for engaging and disengaging the gears to enable smooth shifting. Here are some of the most common causes of clutch problems in the Peugeot 807:

- Worn Clutch: One of the most common causes of clutch problems is a worn clutch. The clutch is made up of several components, including the clutch plate, pressure plate, and release bearing. Over time, these components can wear out, making it difficult or impossible to shift gears properly.

- Low Clutch Fluid: The clutch system relies on hydraulic fluid to operate correctly. If the fluid level is low or the fluid is dirty, it can cause the clutch to slip or fail to engage properly.

- Faulty Clutch Slave Cylinder: The clutch slave cylinder is responsible for applying pressure to the clutch plate. If the slave cylinder is faulty or damaged, it can cause the clutch to fail to engage properly.

- Clutch Cable Issues: In some Peugeot 807 models, the clutch is operated by a cable rather than a hydraulic system. If the clutch cable is damaged or worn, it can cause issues with the clutch engagement and disengagement.

- Misaligned Clutch: If the clutch is not properly aligned with the transmission, it can cause the clutch to slip or fail to engage properly. This can be caused by improper installation or wear and tear on the clutch components.

If you are experiencing clutch problems with your Peugeot 807, it is important to have it inspected by a qualified mechanic. Ignoring clutch problems can cause further damage to the transmission system and lead to more expensive repairs down the line. Regular maintenance, including fluid changes and inspections, can help to prevent clutch problems and prolong the life of your Peugeot 807's transmission system.

3.3. Transmission Fluid Leaks

Transmission fluid leaks can be a common problem in the Peugeot 807, particularly in older models. These leaks can occur due to a variety of reasons, such as worn-out seals or gaskets, loose or damaged transmission pan, or even a cracked transmission case.

One of the common symptoms of transmission fluid leaks is a low transmission fluid level. If you notice a puddle of red fluid under your car or experience difficulty shifting gears, it could be an indication of a transmission fluid leak.

Ignoring a transmission fluid leak can lead to severe damage to the transmission, resulting in costly repairs. It's crucial to address any transmission fluid leaks promptly by taking your vehicle to a certified mechanic.

A qualified mechanic will perform a thorough inspection of your vehicle's transmission to identify the root cause of the leak. They may replace the damaged or worn-out seals, gaskets, or other transmission components as needed.

It's essential to keep a regular check on the transmission fluid levels and address any leaks immediately to avoid expensive repairs and ensure the longevity of your Peugeot 807's transmission.

4. Electrical Issues

4.1. Battery Drainage

Battery drainage can be a common electrical issue in the Peugeot 807. Several factors can cause a battery to drain quickly, such as leaving lights on for an extended period, a faulty alternator, or a parasitic draw on the battery caused by a faulty electrical component.

One of the common symptoms of battery drainage is difficulty starting the engine, particularly after the car has been parked for an extended period. In severe cases, the battery may not have enough power to start the engine at all.

If you suspect that your Peugeot 807 is experiencing battery drainage, it's crucial to take your vehicle to a certified mechanic to diagnose and fix the issue. A qualified mechanic will perform a series of tests to determine the root cause of the battery drainage, such as checking the alternator's output, inspecting the battery for damage or wear, or looking for parasitic draws on the battery caused by faulty electrical components.

Fixing battery drainage can involve several solutions, depending on the cause of the issue. For instance, replacing a faulty alternator or battery or repairing a parasitic draw caused by a faulty component can help fix the issue.

It's essential to address battery drainage promptly to avoid getting stranded due to a dead battery and to ensure your Peugeot 807's electrical system's longevity. Additionally, regular maintenance and checks of your vehicle's electrical system can help prevent battery drainage and other electrical issues.

4.2. Alternator Failure

The alternator in a Peugeot 807 is an essential component of the electrical system, responsible for charging the battery and providing power to the vehicle's electrical components. However, alternator failure can occur, leading to a number of issues.

One common sign of alternator failure is dimming or flickering lights. This is because the alternator is not providing a consistent flow of power to the vehicle's electrical system. Another common sign is a warning light on the dashboard, indicating a problem with the charging system. Additionally, a faulty alternator can cause the battery to drain quickly or fail to charge, resulting in the vehicle not starting.

There are several reasons why an alternator may fail. One common cause is a worn out or damaged drive belt, which can cause the alternator to work harder and eventually fail. Another cause could be a faulty voltage regulator, which regulates the amount of power the alternator produces. If the regulator fails, the alternator may produce too much or too little power, leading to damage.

Regular maintenance can help prevent alternator failure. It is recommended to have the alternator and drive belt checked during routine maintenance intervals, such as oil changes. Additionally, keeping the battery terminals clean and free of corrosion can prevent electrical issues that could lead to alternator failure.

If alternator failure is suspected, it is important to have the vehicle inspected by a qualified mechanic. A faulty alternator should be replaced as soon as possible to prevent further damage to the electrical system and avoid the inconvenience of a vehicle that won't start.

4.3. Malfunctioning Electronics

The Peugeot 807 is equipped with various electronics to enhance driving experience and comfort, such as air conditioning, sound system, and navigation system. However, some owners have reported issues with the electronics malfunctioning.

One common issue is with the air conditioning system, which may stop working or blow only hot air. This can be caused by a malfunctioning compressor or a leak in the system. Similarly, the sound system may experience issues such as faulty speakers or a malfunctioning head unit.

Another common problem is with the navigation system, which may fail to start up or provide inaccurate directions. This can be caused by software issues or a malfunctioning GPS antenna.

In addition, some owners have reported issues with the dashboard display, which may fail to light up or display incorrect information. This can be caused by a faulty instrument cluster or wiring issues.

Malfunctioning electronics can be frustrating and can potentially impact the safety of the vehicle, especially if they are related to critical systems such as the air conditioning or navigation system. It is important to have these issues diagnosed and repaired by a qualified mechanic to ensure proper functioning of the vehicle.

5. Suspension and Steering Issues

5.1. Suspension Noise

Suspension noise is a common issue with the Peugeot 807. Some owners have reported hearing a creaking or rattling sound coming from the suspension, particularly when driving over bumps or uneven terrain. This can be caused by worn or damaged suspension components, such as ball joints, tie rod ends, or shock absorbers.

If you are experiencing suspension noise in your Peugeot 807, it is important to have it inspected by a professional mechanic as soon as possible. Ignoring the issue can lead to further damage and potentially unsafe driving conditions.

In some cases, the noise may be caused by loose or worn suspension bolts or mounts, which can be easily tightened or replaced. However, if the suspension components themselves are damaged, they may need to be replaced entirely.

Regular maintenance, such as having your suspension components inspected and lubricated, can help prevent suspension noise from occurring in the first place. If you notice any unusual sounds or sensations when driving your Peugeot 807, don't hesitate to have it checked by a qualified mechanic.

5.2. Power Steering Failure

Power steering failure is a common issue in the Peugeot 807, particularly in older models. When the power steering fails, the driver may find it difficult to steer the vehicle, especially at low speeds. This issue may be caused by a faulty power steering pump, a leak in the power steering fluid, or a damaged power steering belt.

One of the most common reasons for power steering failure is a leak in the power steering system. Over time, the hoses and seals in the system may become worn, leading to leaks. If the power steering fluid level becomes too low, the pump may not be able to function properly, resulting in power steering failure. It is important to regularly check the power steering fluid level and address any leaks as soon as they are detected.

A damaged power steering belt can also cause power steering failure. Over time, the belt may become worn or cracked, leading to decreased performance or complete failure. Regular inspection and replacement of the power steering belt is important to prevent this issue.

In some cases, power steering failure may be caused by a faulty power steering pump. The pump is responsible for pressurizing the power steering fluid, which allows the driver to easily turn the steering wheel. If the pump is damaged or not functioning properly, the power steering system will not work correctly.

If you are experiencing power steering failure in your Peugeot 807, it is important to have the issue diagnosed and repaired as soon as possible. Ignoring the issue can result in difficulty controlling the vehicle and even accidents. A qualified mechanic can diagnose the cause of the problem and make the necessary repairs, such as replacing the power steering pump or fixing any leaks in the system.

5.3. Wheel Alignment Problems

The Peugeot 807 may experience wheel alignment issues, which can cause the vehicle to pull to one side or cause uneven tire wear. This can be caused by various factors, such as worn suspension components, damaged steering parts, or incorrect tire pressure.

One common cause of wheel alignment problems is wear and tear on the suspension system. Over time, the suspension components can become worn, leading to a misalignment of the wheels. This can be especially true if the vehicle is driven on rough roads or if it is driven aggressively.

Another possible cause of wheel alignment problems is damage to the steering system. If any of the steering components become damaged or worn, it can cause the vehicle to pull to one side or cause the steering to feel loose or unresponsive.

Additionally, incorrect tire pressure can also cause wheel alignment issues. If the tires are not inflated to the correct pressure, it can cause uneven wear and tear on the tires, which can result in a misalignment of the wheels.

To address wheel alignment problems, it is important to take the vehicle to a qualified mechanic for inspection and repair. The mechanic will be able to diagnose the exact cause of the issue and make the necessary repairs to restore proper alignment to the wheels.

Regular maintenance of the suspension and steering systems, as well as ensuring proper tire pressure, can help prevent wheel alignment problems from occurring in the first place.

6. Fuel System Issues

6.1. Fuel Pump Failure

One of the common issues that can occur with Peugeot 807 is fuel pump failure. The fuel pump is an essential component of the fuel system, responsible for supplying fuel to the engine. When it fails, it can cause a number of problems and affect the overall performance of the vehicle.

One of the most common symptoms of fuel pump failure is difficulty starting the engine. The engine may crank, but it won't start, or it may start but stall immediately. Another common symptom is a lack of power when accelerating or driving at high speeds. The engine may also misfire, run rough, or hesitate during acceleration.

Fuel pump failure can be caused by a variety of factors, including wear and tear, contamination from dirty fuel, or a clogged fuel filter. In some cases, a faulty fuel pressure regulator or fuel injectors can also cause the fuel pump to fail.

If you suspect that your Peugeot 807 is experiencing fuel pump failure, it's important to have it diagnosed and repaired by a qualified mechanic as soon as possible. Ignoring the problem can lead to more serious engine damage and costly repairs down the line.

Replacing a fuel pump can be a labor-intensive and expensive repair, so it's important to take steps to prevent fuel pump failure in the first place. This includes regularly changing the fuel filter and using high-quality fuel. Additionally, it's important to have the fuel system inspected regularly as part of routine maintenance.

6.2. Fuel Injector Problems

The fuel injectors in the Peugeot 807 are responsible for delivering fuel into the engine. Over time, these injectors can become clogged or worn out, leading to various problems. One common issue with the fuel injectors in the Peugeot 807 is a lack of power or performance. If the fuel injectors are not delivering the correct amount of fuel, the engine may not have enough power to perform optimally. This can result in poor acceleration and reduced overall performance.

Another common problem with the fuel injectors is misfiring or rough idling. If the injectors are clogged or not functioning properly, the engine may misfire or idle roughly. This can cause the vehicle to shake or vibrate, making driving uncomfortable and potentially dangerous.

In addition, fuel injector problems can also cause issues with fuel economy. If the injectors are not delivering the correct amount of fuel, the engine may burn more fuel than necessary, leading to decreased fuel efficiency and increased fuel costs.

Regular maintenance and cleaning of the fuel injectors can help prevent these issues from occurring. It is important to have the injectors checked and cleaned periodically to ensure they are functioning properly. If problems persist, it may be necessary to replace the injectors to restore optimal performance and efficiency to the vehicle.

6.3. Fuel Tank Leaks

One potential issue that can occur with the fuel system of the Peugeot 807 is fuel tank leaks. Fuel tank leaks can occur due to a variety of reasons, such as corrosion, damage to the tank, or a faulty fuel cap. Symptoms of a fuel tank leak can include a strong odor of gasoline, visible fuel puddles underneath the vehicle, or a sudden drop in fuel level.

If you suspect a fuel tank leak, it's important to address the issue promptly, as it can pose a safety hazard and lead to other problems such as engine performance issues or even fire. A qualified mechanic can diagnose the cause of the leak and recommend the appropriate repairs, which may involve replacing the fuel tank or related components.

To prevent fuel tank leaks, it's important to regularly inspect the fuel system for any signs of damage or wear, and to avoid driving with low fuel levels, as this can cause the fuel pump to overheat and potentially damage the fuel system. Additionally, using high-quality fuel and ensuring a tight seal on the fuel cap can help prevent fuel tank leaks from occurring.

7. Interior and Exterior Issues

7.1. Seat Belt Failure

Seat belts are an essential safety feature in any car, including the Peugeot 807. However, over time, the seat belts can become worn or damaged, leading to potential failure in the event of an accident. Some common issues with seat belts in the Peugeot 807 include fraying or ripping of the belt material, failure of the locking mechanism, or the seat belt becoming stuck or difficult to adjust.

In some cases, seat belt failure can be due to normal wear and tear or improper use. However, there have also been reports of defective seat belts in certain Peugeot 807 models, which have led to recalls by the manufacturer. It is important for owners of these vehicles to be aware of any recall notices and to have their seat belts inspected and repaired or replaced as necessary.

In addition to the safety risks, failing to address seat belt issues can also result in failing an inspection or being cited for a violation by law enforcement. Therefore, it is important for owners of Peugeot 807 vehicles to regularly inspect their seat belts and have any issues addressed promptly by a qualified mechanic or dealer.

7.2. Window Regulator Malfunction

One common problem experienced by Peugeot 807 owners is window regulator malfunction. The window regulator is the component responsible for controlling the movement of the windows, allowing them to roll up and down as needed. When this component malfunctions, it can result in several issues, including the window not moving at all, the window moving slowly or only partially, or the window getting stuck in the up or down position.

The main cause of window regulator malfunction in the Peugeot 807 is wear and tear over time. The constant movement of the window puts stress on the regulator, causing it to wear down and eventually fail. This can be exacerbated by harsh weather conditions or frequent use of the window.

Symptoms of a faulty window regulator can include a grinding or clicking noise when the window is being moved, the window moving slowly or not at all, or the window moving at an angle rather than straight up and down. In some cases, the window may become stuck in the up or down position, making it difficult to close or open.

Repairing or replacing a faulty window regulator in a Peugeot 807 typically involves removing the door panel to access the regulator assembly. The regulator may need to be replaced entirely, or it may be possible to repair it by replacing individual components. In some cases, it may be necessary to replace the window motor as well, especially if it has been damaged as a result of the regulator malfunction.

Overall, a malfunctioning window regulator can be a frustrating and inconvenient issue for Peugeot 807 owners. However, with proper maintenance and timely repairs, it is possible to keep this component functioning properly and ensure that the windows are always able to move smoothly and reliably.

7.3. Exterior Rust

Exterior rust is a common issue that can affect many vehicles, including the Peugeot 807. Rust is caused by a chemical reaction between iron, oxygen, and water. When these elements combine, they form iron oxide, which is commonly known as rust. The presence of moisture and salt on the vehicle's exterior can speed up the rusting process.

If left untreated, rust can spread and cause significant damage to the car's exterior, affecting its appearance and potentially compromising its structural integrity. The Peugeot 807 is particularly susceptible to rust around the wheel arches and sills due to its construction.

To prevent exterior rust, it's important to regularly wash and wax the vehicle to protect the paint and clear coat. Any chips or scratches in the paint should be touched up immediately to prevent moisture from seeping through to the metal underneath. Rust can also be prevented by keeping the vehicle in a dry, covered area when not in use, particularly in humid or salty environments.

If exterior rust is already present on the Peugeot 807, it's important to have it treated as soon as possible to prevent further damage. Rust can be treated with a variety of methods, including sanding, priming, and painting. In severe cases, it may be necessary to replace affected body panels.

Regular maintenance and care can help prevent exterior rust from affecting the Peugeot 807, ensuring that it looks and performs its best for years to come.

8. Exhaust System Issues

8.1. Catalytic Converter Failure

The catalytic converter is an important component of the exhaust system of the Peugeot 807. It helps to reduce the harmful emissions from the vehicle's engine by converting the pollutants in the exhaust gas into less harmful substances before they are released into the environment. However, over time, the catalytic converter can fail and require replacement.

One common cause of catalytic converter failure in the Peugeot 807 is overheating. This can be caused by a number of issues, including a malfunctioning oxygen sensor, a misfiring engine, or a clogged exhaust system. If the catalytic converter becomes too hot, it can melt or crack, causing it to fail.

Another common cause of catalytic converter failure is contamination. If the engine burns oil or coolant, it can contaminate the catalytic converter and cause it to become clogged or damaged. This can also happen if the vehicle is driven with a damaged or faulty oxygen sensor, which can cause the engine to run too rich and produce excessive amounts of unburned fuel that can damage the catalytic converter.

When a catalytic converter fails in the Peugeot 807, it can cause a number of problems, including reduced engine performance, increased fuel consumption, and decreased exhaust efficiency. In addition, a failed catalytic converter can also cause the vehicle to fail emissions tests, which can lead to fines or other penalties.

To prevent catalytic converter failure in the Peugeot 807, it is important to have the vehicle regularly serviced and maintained. This includes having the oxygen sensors checked and replaced if necessary, ensuring that the engine is running smoothly, and keeping the exhaust system clean and free from blockages. If a catalytic converter does fail, it should be replaced as soon as possible to prevent further damage to the vehicle and to protect the environment.

8.2. Exhaust Leaks

Exhaust leaks are a common issue in many vehicles, including the Peugeot 807. The exhaust system is responsible for safely removing harmful gases from the engine and redirecting them out of the vehicle. Over time, the various components of the exhaust system may deteriorate, causing exhaust leaks.

One of the most common reasons for exhaust leaks is corrosion. Rust can weaken the exhaust pipes, causing small holes to develop. These holes allow exhaust gases to escape from the system before they can be fully processed, resulting in increased emissions and reduced fuel efficiency. Exhaust leaks can also cause loud noises and unpleasant smells in the cabin, as well as damage to the environment.

Another cause of exhaust leaks is damage to the exhaust system. If the vehicle is involved in an accident or hits a large object on the road, the exhaust system may become damaged, leading to leaks. Additionally, if the vehicle is driven over rough terrain or off-road, the exhaust system may become damaged due to impacts with rocks or other debris.

Exhaust leaks can be difficult to diagnose as they often occur in hard-to-reach areas. If you notice a decrease in fuel efficiency, a foul smell in the cabin, or loud noises coming from the exhaust system, it may be an indication of an exhaust leak. In some cases, a visual inspection of the exhaust system may reveal the source of the leak, but in other cases, a professional diagnosis may be necessary.

It is important to address exhaust leaks as soon as possible to avoid further damage to the vehicle and to prevent harm to the environment. A certified mechanic can perform repairs on the exhaust system, including welding or replacing damaged components, to ensure that the system is functioning properly and safely. Regular maintenance and inspection of the exhaust system can also help prevent leaks from occurring in the first place.

8.3. Emissions System Problems

The Peugeot 807 is equipped with an emissions system that is responsible for controlling the level of harmful pollutants released into the environment. The emissions system includes several components, including the catalytic converter, exhaust gas recirculation valve (EGR valve), oxygen sensors, and more. When any of these components fail, the vehicle may experience emissions system problems.

One common issue with the Peugeot 807's emissions system is a faulty catalytic converter. The catalytic converter is responsible for reducing the amount of harmful pollutants emitted by the vehicle. When the catalytic converter fails, the vehicle may experience a reduction in power and fuel efficiency, as well as an increase in emissions.

Another issue with the emissions system is a malfunctioning EGR valve. The EGR valve is responsible for recirculating a portion of the exhaust gas back into the engine. This helps to reduce emissions and improve fuel efficiency. When the EGR valve fails, the vehicle may experience reduced performance and increased emissions.

Oxygen sensors are also an important part of the emissions system. These sensors are responsible for measuring the level of oxygen in the exhaust gases and providing this information to the engine control unit. When the oxygen sensors fail, the engine may run poorly and the vehicle may experience increased emissions.

Overall, emissions system problems in the Peugeot 807 can result in reduced performance, decreased fuel efficiency, and increased emissions. It is important to have these issues addressed as soon as possible to prevent further damage to the vehicle and to minimize the impact on the environment.

9. Brake System Issues

9.1. Brake Pad Wear

The brake pads in the Peugeot 807 are a critical component of the vehicle's braking system. They are responsible for creating the friction necessary to slow or stop the vehicle when the brakes are applied. Over time, the brake pads will inevitably wear down and need to be replaced.

There are several factors that can affect the rate at which the brake pads wear down. One of the primary factors is how the vehicle is driven. Aggressive driving that involves frequent hard braking will cause the brake pads to wear down faster. Additionally, the weight of the vehicle and the type of brake pads being used can also affect how quickly they wear down.

When the brake pads start to wear down, the driver may notice a squeaking or grinding noise when they apply the brakes. This noise is caused by the brake pad's wear indicator, which is a small piece of metal designed to make noise when it comes into contact with the rotor.

It is important to have the brake pads inspected regularly and replaced when necessary to ensure the safety of the vehicle. If the brake pads are not replaced when they are worn down, it can lead to more serious brake problems, such as rotor damage or brake failure.

In addition to regular brake pad replacement, it is also important to have the entire brake system inspected and maintained regularly. This includes the brake rotors, calipers, and brake fluid. Neglecting brake system maintenance can lead to more serious and expensive brake problems in the long run.

9.2. Brake Rotor Warping

The brake rotor is a critical component of the braking system in the Peugeot 807, and any issues with it can compromise the vehicle's ability to stop effectively. One common problem with brake rotors is warping, which can lead to uneven braking and vibrations while driving.

Brake rotor warping occurs when the rotor becomes overheated, causing it to warp or deform. This can happen due to various reasons, such as prolonged and aggressive braking, driving downhill for extended periods, or driving with worn brake pads. As the rotor warps, the brake pads no longer make even contact with the rotor, leading to uneven braking performance.

Symptoms of brake rotor warping in a Peugeot 807 can include a pulsating brake pedal, vibrations or shudders while braking, and uneven wear on the brake pads. In severe cases, the vehicle may pull to one side while braking, indicating a more significant issue with the braking system.

To fix brake rotor warping, the affected rotors may need to be replaced, and the brake pads inspected and replaced as needed. Additionally, it's crucial to identify and address any underlying issues that may have caused the rotor warping to prevent the problem from recurring.

Regular maintenance and inspections of the braking system can help identify and prevent brake rotor warping in the Peugeot 807. It's essential to have the brakes checked at least once a year or more frequently if you notice any symptoms of braking issues.

9.3. Brake Fluid Leaks

The brake system of a Peugeot 807 is essential for ensuring safe and reliable stopping power. One issue that can occur with the brake system is brake fluid leaks. Brake fluid is a vital component of the braking system, as it provides the hydraulic pressure needed to engage the brake pads and stop the vehicle.

Brake fluid leaks can occur due to a variety of reasons, such as a damaged brake line, a faulty brake master cylinder, or a damaged brake caliper. If brake fluid is leaking from the braking system, it can result in a loss of hydraulic pressure, which can cause the brake pedal to feel spongy or even fail to engage the brakes.

Brake fluid leaks can also lead to the brake warning light coming on, which indicates that there is an issue with the brake system. If you notice any brake fluid leaking from your Peugeot 807, it is essential to have the brake system inspected by a qualified mechanic as soon as possible to avoid any potential safety hazards.

Regular maintenance and inspections of the brake system can help prevent brake fluid leaks and other brake-related issues. Brake fluid should be checked regularly, and any leaks or issues should be addressed promptly to ensure the safety of the vehicle and its passengers.

10. Common Issues by Complectation

10.1. S Model

The Peugeot 807 was available in different trim levels or "complectations" during its production run, and the S model is one of them. The S model is a mid-range trim that offers some basic features and options compared to higher-end models. However, like other models, the Peugeot 807 S is not immune to common issues that can affect its performance and reliability.

One of the most common problems reported by Peugeot 807 S owners is related to the electrical system, such as malfunctioning electronics, dashboard warning lights, and battery issues. Some drivers also experience problems with the suspension and steering, including suspension noise, power steering failure, and wheel alignment problems. Fuel system issues are also reported, such as fuel pump failure, fuel injector problems, and fuel tank leaks.

In terms of interior and exterior issues, the Peugeot 807 S may encounter seat belt failure, window regulator malfunction, exterior rust, and paint chipping. Exhaust system problems such as catalytic converter failure, exhaust leaks, and emissions system issues have also been reported by some owners.

Brake system issues are not uncommon either, and the Peugeot 807 S may experience brake pad wear, brake rotor warping, and brake fluid leaks. However, some of these problems may be avoided or minimized through proper maintenance and regular servicing.

Overall, while the Peugeot 807 S is a mid-range model, it still faces similar issues as other models. It is important for owners to regularly maintain their vehicles, promptly address any issues that arise, and seek professional help when necessary.

10.2. SE Model

The SE model of the Peugeot 807 has its own set of common issues, separate from those found in other complectations of the vehicle. One of the main issues with the SE model is related to the power steering system. Some drivers have reported experiencing a loss of power steering while driving, which can be dangerous and lead to difficulty maneuvering the vehicle. This issue may be caused by a faulty power steering pump or a leak in the system.

Another common issue with the SE model is related to the air conditioning system. Some drivers have reported that the air conditioning system may stop working, or may only work intermittently. This can be particularly problematic in hot weather, where a lack of air conditioning can lead to discomfort and distraction for drivers.

In addition to these issues, some SE model owners have reported problems with the vehicle's electronic systems. This may include issues with the central locking system, dashboard warning lights, or other electronic features of the vehicle. These issues may be related to faulty wiring, damaged sensors, or other electrical problems.

Finally, like other complectations of the Peugeot 807, the SE model may also experience issues related to suspension, brakes, and other mechanical systems. Regular maintenance and inspection can help to identify and address these issues before they become major problems.

10.3. Executive Model

The Executive model of the Peugeot 807 comes with a range of additional features and options, including leather interior, navigation system, and parking sensors. However, some common issues have been reported with this model.

One issue is with the air suspension system, which can be prone to failure. This can cause the vehicle to ride low, and the suspension may become noisy or fail altogether. Repair costs for the air suspension system can be quite high.

Another common problem with the Executive model is with the electrical system. Issues can arise with the various electronic components, including the navigation system, parking sensors, and climate control. These issues can be difficult to diagnose and repair, and may require specialized equipment and expertise.

Some Executive models have also experienced problems with the engine and transmission. In some cases, the engine may fail to start or may stall unexpectedly, and the transmission may shift roughly or fail altogether. These issues can be caused by a variety of factors, including faulty sensors, solenoids, or other components.

Overall, while the Executive model of the Peugeot 807 offers many desirable features and options, it may also come with some additional maintenance and repair costs due to these common issues. It is important for owners to stay on top of regular maintenance and promptly address any problems that arise to ensure the vehicle remains reliable and safe to drive.

10.4. Executive SE Model

The Peugeot 807 Executive SE is the top-of-the-line model in the 807 range, offering a range of luxury features and high-quality finishes. However, like any other vehicle, it is not immune to issues. Here are some common issues that can affect the Peugeot 807 Executive SE:

1. Suspension Problems: The Executive SE model is equipped with a sophisticated suspension system that can provide a comfortable ride. However, the system can sometimes develop faults, including worn out shock absorbers and bushings. These issues can cause a bumpy ride and affect the handling of the vehicle.

2. Electrical Faults: The Executive SE comes with a host of electrical features, including a premium sound system, climate control, and electrically adjustable seats. However, these features can be prone to faults such as blown fuses, faulty wiring, and malfunctioning switches.

3. Engine Problems: The Peugeot 807 Executive SE comes with a powerful engine that can provide a smooth and comfortable ride. However, issues such as oil leaks, faulty sensors, and damaged spark plugs can affect the performance of the engine and cause it to run roughly or stall.

4. Transmission Issues: The automatic transmission on the Executive SE can develop problems such as slipping gears, delayed shifting, and leaking fluid. These issues can cause a rough ride and affect the overall performance of the vehicle.

5. Brake Problems: The braking system on the Executive SE is essential for safety, but it can develop issues such as worn-out brake pads and rotors, leaking brake fluid, and sticking calipers. These issues can affect the stopping power of the vehicle and compromise safety.

Overall, the Peugeot 807 Executive SE is a luxurious and comfortable vehicle that can provide a pleasant driving experience. However, it is essential to be aware of these common issues and address them promptly to ensure the longevity and reliability of the vehicle.

11. Conclusion

11.1. Tips for Maintaining Your Peugeot 807

Maintaining your Peugeot 807 is essential to ensure its longevity and reliability. Here are some tips that can help you keep your vehicle in good condition:

1. Regularly check the oil level and change it at the recommended intervals. The oil lubricates the engine and prevents friction, which can cause serious damage.

2. Keep an eye on the coolant level and make sure it's topped up. Overheating can cause severe damage to the engine, so it's essential to keep the coolant at the correct level.

3. Check the brake fluid level and make sure it's topped up. Low brake fluid can affect your car's braking performance, which can be dangerous.

4. Check the tyre pressure regularly and make sure they're in good condition. Correct tyre pressure and good tyre condition can improve your car's fuel efficiency and handling.

5. Check the air filter regularly and replace it when necessary. A dirty air filter can reduce engine performance and increase fuel consumption.

6. Keep the interior and exterior of your car clean. Regular cleaning can help prevent rust and other damage to the bodywork.

7. Have your car serviced regularly by a qualified mechanic. A professional can identify and fix any issues before they become serious problems.

By following these tips, you can help maintain your Peugeot 807 and ensure it's running at its best. Regular maintenance can save you money in the long run by preventing costly repairs and keeping your car in good condition.

11.2. When to Seek Professional Help

Peugeot 807 is a complex vehicle that requires regular maintenance to function optimally. While some minor issues can be easily fixed at home, there are certain situations where it's best to seek professional help.

If you notice any warning lights on your dashboard, it's crucial to consult a certified Peugeot mechanic as soon as possible. These warning lights could indicate anything from a minor issue to a severe problem that requires immediate attention.

You should also seek professional help if you notice any unusual sounds or vibrations coming from your vehicle. This could indicate an issue with the engine, suspension, or other critical components that require the expertise of a mechanic.

In addition, if you notice any fluid leaks or strong odors coming from your car, it's best to seek professional help immediately. These could be signs of a significant problem with your vehicle that requires specialized knowledge to diagnose and fix.

Finally, if you're unsure about how to perform any maintenance tasks or repairs on your Peugeot 807, it's always best to consult a professional mechanic. Attempting to fix complex issues without proper knowledge and tools can lead to further damage and costly repairs.

11.3. Final Thoughts

In conclusion, the Peugeot 807 is a reliable and spacious minivan that can serve as a great family car. However, as with any vehicle, it is important to be aware of potential issues and to take care of your car through regular maintenance. Common issues with the Peugeot 807 include fuel system issues such as fuel tank leaks, interior and exterior issues such as seat belt failure and window regulator malfunction, and exhaust system issues such as catalytic converter failure and exhaust leaks. It is important to be aware of these issues and to seek professional help when necessary. Regular maintenance such as checking brake pads and fluid levels, monitoring tire pressure, and keeping up with oil changes can help prevent larger issues from occurring. Overall, with proper care and attention, the Peugeot 807 can provide a reliable and enjoyable driving experience.

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