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E300

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Question
Engine not turning over
There are many reasons why a car won't start. Everything from a low battery, fuel pressure issues, to ignition system problems, crank and cam sensors, engine timing, etc. Because of all the variables and the limited information, it is very...
Question
Air conditioner blows hot air. 1995 Mercedes-Benz E300
Hi there, thanks for writing in about your 1995 Mercedes-Benz E550. This could be a variety of issues, such as no pressure or low refrigerant levels, a bad compressor clutch, or a compressor not engaging correctly. Check to see if the...
Question
At 55 mph, car's front end started shaking
Hey there, thanks for writing in about your 1997 Mercedes-Benz E300. This is also related to your question above regarding the coil springs. As he explained, the perch is a structure that supports the coil springs. Often times, when one or the...
Question
While driving in town, heard thump and then squeaking
Hey there, thanks for writing in about your 1997 Mercedes Benz E300. Check to see if you see any tilting of the vehicle to one side. You may also notice an abnormal amount of bouncing when driving the car. These are all...
Question
Front coil spring housing corroded and broke away
Hey there, thanks for writing in about your 1997 Mercedes-Benz E300. This is also related to your other question regarding the coil springs. As explained, the perch is a structure that supports the coil springs. Often times, when one or...
Question
My car wont start
Hello. If your diesel engine stopped running in extremely cold weather, then I would check the glow plugs. If the glow plugs are bad, the motor will have trouble starting, especially in cold weather. In regards to your brake system...
Question
oil pan replacement
You have a two part oil pan and you are looking at the lower pan part. If this is the part that is damaged then you can get it out by disconnecting the motor mounts and lifting the motor to...
Question
Oil pan removal / replacement
The oil pan in your E300 is a two part oil pan and you are looking at the lower pan part. If this is the part that is damaged then you can get it out by disconnecting the motor mounts...
Question
Mercedes Benz 1997 E230 stumbling engine
The information given states two different vehicles. I will be addressing the first (E230). Its possible with the age of the vehicle that you hare having several issues. You are correct to address sensors, air, and fuel. All of them...
Question
RPM's are higher than normal on gear changes
Hello. It may be possible that the computer is programmed to delay shifting when the vehicle is cold, in order to help warm up the vehicle faster. Once the vehicle warms up, however, shifting should return to normal. If the...
Question
Hissing sound
Hello. Hissing noises when the throttle is opened can be considered normal. If the hissing noise is excessively loud, or can be heard when the throttle is closed then that may be a sign of another issue, perhaps a vacuum...
Question
I have a Mercedes W210 that doesnt run anymore
Hi there. Thanks for posting the video. Although it's not on for very long, it is likely that you have either a fuel delivery or ignition system component failure that is causing this problem. The fuel system issues could vary...
Question
My car doesnt start anymore
Hi There, This may be related to many different possibilities, but is likely related to a fuel delivery problem. In the case of a fuel delivery problem, this may be related to low fuel pressure, faulty or dirty fuel injectors,...
Question
I think my car isnt getting any fuel
It will be easier, and safer, to use standard test equipment to measure fuel pressure and delivery volume. Of course, in initially diagnosing this issue consider the age of the fuel. After 6 months to a year, diesel will not...
Question
What do these codes mean?
A P0108 says that the ECU is seeing a higher voltage from the Manifold Absolute Pressure (MAP) sensor than it expects. This could be a bad vacuum line, a bad sensor, or a bad electrical connection to the sensor. A...
Question
I think the immobilizer has gone on.
The engine will not start when the immobilizer system is active. Check the key to the vehicle and see if there is a remote to it. If there is a remote, then I suggest replacing the battery in the remote...

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