Check Engine Light and Engine Misfire on Mercedes-Benz SLK320

Problem Description and Possible Solution

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.

Problem Data
RepairPal Verified
Average mileage: 113,000 (113,000–113,000)
2 model years affected: 2001, 2002
7 people reported this problem