Check Engine Light and Engine Misfire on Mercedes-Benz E430

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: 67,785 (67,785–67,785)
5 model years affected: 1998, 1999, 2000, 2001, more2002
7 people reported this problem
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misfire at high speed are passing