Modern diesel engines can produce the power and performance passenger cars need. If you own a diesel car, there may also be some unique problems that you have to deal with. The following diesel engine problems will need to be repaired when you are having car trouble.
Air Intake Problems That Affect Engine Performance
Problems with your air intake can cause issues with the fuel mixture going to engine cylinders. This can cause timing problems and loss of power. Problems with the diesel air intake that you will want to look for include:
- A blocked air filter that needs to be changed
- Bad oxygen sensor that needs to be checked
- Problems with the computer control unit
Sometimes, problems with sensors can be solved by cleaning the air intake components. If you still have issues with loss of engine power, visit a repair service for help diagnosing the problem.
Top-End Engine Problems That Cause Overheating
The top-end of your diesel engine is the heads where valves and other components are located. There are a lot of issues that can be caused by problems with the engine heads, such as:
- Blown head gasket
- Leaking seals
- Warped heads
- Damaged valves
Often, problems with the top-end of your engine can be solved by reworking the heads. If you are having problems with leaks and overheating, talk to the repair service about reworking the heads.
Fuel System Problems That Cause Engines To Lose Power
The fuel systems of diesel engines are vulnerable to several problems. The problems with fuel and injection systems can cause your diesel engine to lack performance. Issues with diesel fuel systems that may need repairs include:
- Bad fuel pump
- Debris or moisture in the fuel filter
- Bad fuel injectors
Therefore, it is important to use premium fuels with diesel engine cars. These highly refined fuels will prevent many of the problems with the fuel injection system.
Modern Diesel Exhaust Problems That Affect Performance
There are also diesel exhaust problems that can affect engine performance. Some of the exhaust problems with your car that need to be repaired include:
- Problems with emissions components
- Bad catalytic converter
- Damaged exhaust tubes or muffler
The exhaust system of your car needs to be maintained. Using highly refined fuel will help prevent a lot of these issues with diesel exhaust systems.
These common diesel engine problems can cause serious issues that will need to be repaired. Call a BMW service when you have engine issues that affect performance.