2004 Mercedes-Benz C240 4MATIC Repair and Maintenance

A guide to problems, costs, maintenance and repair for your 2004 Mercedes-Benz C240 4MATIC

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2004 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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2004 Mercedes-Benz C240 4MATIC Questions

Turn signal switch will not cancel after completing a turn (1 answer)

I recently changed my daughter's combination switch and now it will not cancel automatically after completing a turn. I found a small brass ring on the floor before installing the new combination switch. I could not see where it could have came from. Need technical help. Thanks

the cost to replace a rear differential on a 05 c240 4matic (1 answer)

noise in the rear of the vehicle when turning or backing up and sometimes while driving

I've checked everywhere online and can't find a replacement cup holder. help (1 answer)

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