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Throttle Valves May Experience Electrical Failure on Mercedes-Benz 300E

Problem Description and Possible Solution

The electronic throttle assembly may suffer an electrical failure. It is often cheaper to send the valve to a service center for repair that to purchase a new part.

Problem Data
RepairPal Verified
Average mileage: (–)
4 model years affected: 1990, 1991, 1992, 1993
5 people reported this problem
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idle high wont go lower