Check Engine Light and Engine Misfire on Mercedes-Benz CLK320

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: 63,550 (57,000–70,100)
4 model years affected: 2002, 2003, 2004, 2005
6 people reported this problem
2 people shared problem details
My car is in the shop at this very moment due to this diagnosis. It seems strange for such low miles.
had two iginition coils fail in a 6 month period, car was 12 years old but only 57k miles
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