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L4-2.0L Turbo Diesel

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Oil burning, window, and alignment issues
Hi there. Oil consumption can vary and is vehicle specific. If you're having to add a quart of oil every week, this means that there is an oil leak or abnormal oil consumption. The wire in the vehicle's door panel...
Air conditioner not working at idle
Hi there. You can be experiencing a weak AC compressor clutch engagement. I recommend having a certified mechanic sent by YourMechanic come take a closer look at the Air conditioner issues.
Engine shutting down.
Thank you for your inquiry. There are different options to take into consideration with diagnosing this issue. A restriction in the fuel delivery system is a likely cause. The fuel builds too slowly, enough to start the vehicle, but not...
Car doesn't always start.
Hi there! Your I am not able to give you a definitive answer without inspecting the car. However, a malfunctioning anti-theft system is sure to cause a no-start condition. In this instance, the key is turned and the dashboard lighting...
AC not working.
Hi! There are many possible solutions to your concern. The system is not working is a little vague as there are electrical and mechanical aspects to the air conditioning system. A bug as simple as a blown fuse or low...
I hear a knocking when stopping.
Hello! Weak steering and suspension components have a tendency to clunk and make a lot of noise as the vehicle shifts weight balance. This is accelerating, decelerating and going over bumps. Weak control arm bushings, worn brake pad hardware, and...
Starting Issue
Although you've replaced the battery, it should still be tested. The battery is the heart of the starting and charging systems. However, with a known good battery, suspect the starter or fuel delivery next. A certified mechanic, such as one...
Anyone know what some suspension-related "rattling" at lower speeds could mean?
Just to be certain, I would ensure your spare tire is tight. Weird rattles transfer throughout the car. If the spare tire is not loose, I would look towards the front suspension. With the hood open and secured, I would...
Headlights and taillights not working properly
Hi, is there any more information you can give us? Are the lights not coming on at all? Do they flicker in brightness? If the lights aren't working at all, I would check the fuses to make sure they are...
Engine has no power
It sounds like the high pressure injection pump has gone out. When this happens, tiny metal particles contaminate the fuel rail and clog the injectors. The fuel pump will have to be replaced and the lines and injectors will need to...
EPC light on
Hi there. The EPC light will come on when there is a malfunction with your engine being sensed. Your vehicle will automatically limit the amount of throttle usage to help prevent further damage to your engine. This feature is designed...
P0234 code
Trouble code P0234 indicates the powertrain control module (PCM) senses a dangerously high boost pressure from the engine's forced induction system. Levels of boost in excess of recommended levels can compromise the structural integrity of the engine. If you need...
I went through a car wash with my diesel fuel cap open. I had just filled up. What do I do
Hello. If you are afraid that water or moisture has possibly found its way into your fuel tank, then I would consider draining and refilling the tank. Your vehicle should be equipped with a fuel filter that can catch some...
Check engine light/emissions workshop! blowing black smoke while accelarating, among other acceleration issues.
Hello. Black smoke is usually the result of an excessively rich condition. The black smoke is a result of excessive fuel from a rich condition that was not burned in the combustion chamber, burning up afterwards, in the exhaust pipe,...
Vibration during acceleration
Hello there, vibrations issues are a common problem with your 2009 Volkswagen Jetta. The most common causes of vibration are wheel and tire balance, engine mounts, misfire condition, control arms, or the struts. A qualified technician such as one from...
Sometimes my car accelerates very slowly but the RPM rises
Hello. I would recommend first checking the connections to the MAF sensor and cleaning it as sometimes they will get dirty and cause this kind of problem. If this does not work you may need to have it replaced. If...

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