Esteem GL Wagon L4-1.6L (1998)
Idle Speed/Throttle Actuator - Electronic: Description and Operation
Idle Air Control Valve
IDLE AIR CONTROL VALVE
The IAC valve controls opening of the bypass air passage (i.e., bypass air flow). Opening and closing of the valve itself is determined by operation
of the magnet which are connected to it. The magnet operates according to electric current from ECM.
