Check Engine Light and Engine Misfire on Mercedes-Benz E500 4MATIC

Failed spark plug wires and/or ignition coils can cause intermittent misfires (rough running); the Check Engine Light may also illuminate. Diagnoses of the ignition system will be necessary to determine which components are at fault.

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Average mileage: (–)
2 model years affected: 2005, 2006
2 people reported this problem
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i fixed the line and the car was fine . Then i got the code again a few days later that car too...

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