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Mercedes-Benz 300E 4MATIC Problems

Electrical Issues Due to Degraded Engine Wiring Harness on Mercedes-Benz 300E 4MATIC

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.

(5 people reported this problem)

Mercedes-Benz 300E 4MATIC Vehicles With This Problem

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Average mileage: (–)
4 model years affected: 1990, 1991, 1992, 1993
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