Using care and following OEM procedures will help you to avoid unnecessary parts replacement and comebacks.
On most systems, idle speed is completely controlled by the throttle plate angle.
Electronic throttle control faults can occur and they can be frustrating for motorists as well as technicians.
The benefits of an electronic throttle control system include overall reliability and more efficient operation.
A customer calls and tells you his car has suddenly went from highway speeds to idle. The check engine light is on, and no matter what he does, the car won’t go above 30 MPH. What’s wrong? Without looking at it we can only speculate, but I’ll bet it’s going to lead to a problem with the electronic actuated throttle system.