The idle air control (IAC) valve on my 4.0 L OHV is on the driver's side of the engine mounted on the side of the upper "plastic" intake manifold. Removing the valve and CLEANING it does wonders for its operation ability.
On most models, the Idle Air Control (IAC) valve is located on the throttle body.
The Idle Air Control (IAC) valve is mounted on the throttle body
idle air control valve?
The idle control valve on a1999 Ford Expedition is on the upper part of the engine by the throttle body and fuel injection.
The idle is controlled by the powertrain control module ( computer )
The idle air control valve on a 1990 Ford Escort is located on the intake manifold. An idle air control valves function is to control the amount of air that is allowed to enter the engine so the idle can stabilize.
Idle Air control valve
iac valve...idle air control valve
According to my Chilton repair manual : P1504 - idle air control (IAC) valve and / or circuit fault
The idle control valve is mounted on the side of the throttle body. Carbon building up in the valve will cause the engine not to run properly.
on the intake
its on the throttle body