How to clean and replace idle air control valve?
How to clean and replace idle air control valve? Later Duratec HE's use a drive-by-wire throttle body which effectively incorporate the IACV into the electronic throttle body - this would be a different process. Idle Air Control Valves get dirty over time along with the rest of the insides of the throttle body assembly, and it's good practice to service them by just cleaning from time to time. How to diagnose a faulty idle control valve? A quick look at a faulty idle control valve on my Ford Escort 1.8 Ghia. The symptons will be very similar across every Car,...