Throttle Valves May Experience Electrical Failure on Mercedes-Benz 500SEC

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.

RepairPal Verified
Average mileage: 178,000 (178,000–178,000)
1 model year affected: 1993
2 people reported this problem
Get Your Car Fixed at a RepairPal Certified Shop.
We certify shops based on expertise, quality work, and verified customer reviews
Viewing 1 - 1 of 1 problem details
have half a accelerator pedal and fast idle in the morning does not work