Check Engine Light and Engine Misfire on Mercedes-Benz C280

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: 139,672 (74,000–187,777)
8 model years affected: 1994, 1995, 1996, 1997, more1998, 1999, 2000, 2006
22 people reported this problem
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Check engine light come on during dry periods. Drive the car through the car wash and the light goes off as it does when the road is wet or it rains.