If the solenoid inside the idle air control valve fails, the valve no longer ... fixing it before driving with it. A: Throttle adjustment and calibration is best done with a machine with numerical ...

The idle air control valve (IACV) is a device attached to the throttle body that helps keep the engine of a vehicle running without throttle input, such as when the car is idling in traffic or parked ...

Cleaning the idle air control valve (IACV) on your vehicle periodically helps keep carbon and other particles from building up on the valve, which can negatively affect the operation of the car.