Mercedes-Benz C240 4MATIC Repair and Maintenance

A guide to problems, costs, maintenance and repair for your Mercedes-Benz C240 4MATIC

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Mercedes-Benz C240 4MATIC Problems

"Crank no Start" Due to Failed Crankshaft Position Sensor

The crankshaft position sensor may fail. Symptoms of this are: The engine will crank—but not start—especially when the engine is warm. The car may start again if it is left to cool off, but it may run roughly or have poor performance. Communicating these specific symptoms to your technician can save diagnostic time.

Spark plug wires causing misfire

Bad spark plug wires can cause misfires; the Check Engine Light may illuminate.

Check Engine Light on Due to Failed Catalytic Converter

Catalytic converter failure is common and may cause a Check Engine Light to illuminate.

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Mercedes-Benz C240 4MATIC Reviews

Love love love my C240 4-matic. In being the original owner for 13 years I have only dealt with 2 major services at MB and fixed incidentals and oil changes at 10k with original parts for less than the suggested $300 at the dealership. It is a matter of the dealerships having proficient techs who know what they are doing or are not expected to break stuff to get you to trade-in when your c...
I will write the following in capital letters to really drive the point home. DON'T EVER BUY A MERCEDES BENZ! DON'T EVER BUY A CAR FROM KEELER MOTORS, LOCATED IN LATHAN, NY! I bought a 2005 MB c240 4matic with 41k on it. Keeler MB sold it to me with a bent rim, a bad transmission seal, and they never changed the oil. The car has been a nightmare! I contacted MB USA and they did not even ...
As I aged, I've dreamed of buying a car that would last and grow old with me. That's why I first purchased a Mercedes C240 in 2003. Within 18 months it had twenty-eight, yes 28 repairs, ranging from fuel gauge malfunctions to a myriad of other annoying problems; reluctantly, the service center was my second home. I traded it in, not because of the astonishing number of horrific breakdowns and r...

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