Electrical Issues Due to Degraded Engine Wiring Harness on Mercedes-Benz C280

Problem Description and Possible Solution

The engine wiring can degrade because the insulating material falls off leaving the bare wire exposed. This can cause many problems depending on which wires are exposed and what they touch.

Problem Data
RepairPal Verified
Average mileage: 104,000 (72,000–136,000)
4 model years affected: 1994, 1995, 1996, 1997
6 people reported this problem
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Transmission wiring harness is exposed.
Misfire after engine warms up, replaced spark plugs and coil under maintenance, now I read that this is endemic to this year, yet no recall, $2k to repair