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
The nation’s largest network of independent repair shops certified for expert training, quality work and fair pricing
Viewing
1
-
1
of
1
problem details
have half a accelerator pedal and fast idle in the morning does not work