Idle Air Control Motor: Description

The idle air control valve (IAC) attaches to the throttle body or See Fig 1.Fig 2. It is a linear solenoid valve on the NGC vehicles.

Fig 1: IAC VALVE 4 CYLINDER

Courtesy of DAIMLERCHRYSLER CORP.

Fig 2: Idle Air Control Motor and Throttle Position Sensor

Courtesy of DAIMLERCHRYSLER CORP.

1 - THROTTLE POSITION SENSOR

2 - IDLE AIR CONTROL VALVE