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car shaking/vibrating when idle
Hello. This sounds like potentially a failing idle air control valve or potentially a misfire. The idle air control valve regulates the air intake into the engine as it is mixed with fuel prior to being injected into the engine....
How to replace rear speakers
Perhaps your factory-installed speakers have failed? If your Mercedes is still under warranty, you might pursue this problem with the dealer under warranty repair. The age of your E350, and mileage would certainly indicate this as appropriate. If dealer repair...
Car shaking vibrating - 2008 Mercedes-Benz E350
Hello and thank you for contacting YourMechanic. The engine is having a misfire during operation at all times, but it is only being felt at the idle position. You have two symptoms that are occurring at the same time. The...
Fuel tank door not locking
The fuel tank door has an electronic actuator that my be stuck in and is not reseting to latch the door after it has been opened. The actuator may need to be replaced or adjusted. I recommend getting it checked...
2006 Mercedes-Benz E350 won't shift into high gear
This vehicle is equipped with an electronically controlled transmission. When the vehicle will not shift into high gear it is in a safe mode to prevent damage until the issue is resolved. A qualified technician, like one from YourMechanic, will...
How to fix jammed safety belt.
You may have to remove the rear seat to get to the retractor for the seat belt. The only suggestion is to try and pull it out very slowly. If it has a bad locked retractor the retractor would need...
Gas smell on driver's side
Have your vehicle inspected immediately. I would not recommend driving it under this condition. You may have a broken fuel line or another leak. Either of which is a fire hazard and dangerous for your health. The fuel tank is...
Rubbing/vibrating noise from front end
Hello. From what you describe it would appear that your tire may be making contact with something and causing the noise and vibration. Noises can be difficult to diagnose without driving the vehicle, however if you have determined what wheel...
Radio turns on when the key is in ignition on a 2011 Mercedes E350
Yes, my recommendation would be to never buy a Mercedes in that condition. They are so complicated and they cost a fortune to fix. Realize that there is a computer that activates your entire sound system. You can have a...
car eems like it automatice comes out og gear, it has to be turned off and re-cranked to get it back in gear
The problem sounds like it has a valve body that is not working correctly and would need to be replaced. The computer would need to be reprogrammed by the dealer in this case since the vehicle would need to have...
My 2006 Mercedes E350 has error codes P2015 and P 0015. What needs to be done and likely cost?
Hello. P2015 is the trouble code for a problem with the intake manifold runner control circuit for bank 1. This code is set off when the computer detects an issue with the vehicle's intake manifold runner signal. This is usually...
I have OBD codes P0025 and P0015
Hi, thanks for writing in. I'd be happy to provide you some insight on these trouble codes. Code P0025 relates to the camshaft position sensor detecting that exhaust camshaft is in an incorrect position. This affects ignition timing which can...
Difficult startup, engine loses power
For a more complete answer I would need a bit more information. Various components of the car can cause a difficult start up and not actually trigger a check engine light. The fuel pump, spark plugs, starter and Crank...
Car won't start - 2006 Mercedes E350
One common issue that occurs when the battery cables are not removed while doing service on ABS brake systems is that it may trigger a few error codes to be stored in the ECU after removing the calipers. In most...
Using octane booster
I would not recommend adding octane booster to regular gasoline to try to make premium. The octane booster has various effectiveness and may or may not improve the octane from 87 to 91+. Octane booster is usually used in...
Wrong antifreeze and fuel additive used and the car is noisy and runs roughly
This vehicle should not be run any at all until it can be diagnosed and repaired. In cases where coolant has been put into the engine, this can damage various engine components such as the bearings, pistons and crankshaft....
Quality motor oil
Hello. Your vehicle requires that you use a 5W-30 weight oil. This can vary slightly depending on the climate you live in. You should also be using a good synthetic oil such as Mobil 1 or Total. If you would...
SRS System and Seatbelt (Airbag deployed/replaced)
All airbags are a one-time use feature and will always have to be replaced after deployment. With safety features as these, I strongly recommend disconnecting the battery before working on the airbag system. While I do recommend having a...
Timing chain problem?
It could very well be a timing chain problem. The P0016 and 17 indicate that the camshaft sensors are sensing the camshaft in a position that does not logically correspond with the crankshaft. The P0302 and P0355 codes are misfire...

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