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300CE

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Question
Car sputtered and stalled after sitting
After that amount of time, the first thing I would check is the fuel quality. Water could have condensed in the tank. The fuel itself could have separated. Most fuel now has 10% ethanol. Gas and ethanal separate over time....
Question
Engine gets hot and shuts down but has spark - 1989 Mercedes-Benz 300CE
Hi there, thanks for writing in. The fuel pumps in the fuel tank may have been damaged from debris in the fuel tank damaging the motors. Remove the fuel tank pumps and look inside the tanks to see if there...
Question
Engine whines, knocks, and has slow acceleration
Hey there. I would suggest you have a mechanic come and listen to the noise and verify the noise you hear. The engine may be making normal noises. You may be hearing the idle control and air pump noises that...
Question
Air conditioning is blowing hot air - car stalls when A/C is on
In order to diagnose all the different problems you have, I having the A/C pressures checked to see if the system is low on refrigerant from a leaking compressor or another component. The rough idle may be due to a...
Question
Takes three tries for engine to start and sluggish acceleration - 1990 Mercedes Benz 300CE
You will need to verify the fuel injection pressure regulator is not leaking down or the fuel pumps do not provide enough fuel pressure and volume through the fuel filter. The hard start may be no pressure at fuel injectors...
Question
Engine quits at any speed even when idling - 1990 Mercedes-Benz 300 CE
Hey there, thanks for writing in. You will need to verify to see if the problem is in the ignition module not giving spark when the engine dies. If no spark is given, then the most common cause of the...

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