Idle Air Control Valve - Auxiliary Air Control Valve (IACV-AAC)

COMPONENT INSPECTION
IACV-AAC valve
1. Disconnect IACV-AAC valve harness connector.







2. Check resistance between the following terminals.
terminal (2) and terminals (1), (3)
terminal (5) and terminals (4), (6)

Resistance: Approximately 30 ohms at 20°C (68°F)

3. Reconnect IACV-AAC valve harness connector.
4. Remove idle air adjusting unit assembly (IACV-AAC valve is built-in) from engine.
(The IACV-AAC valve harness connector should remain connected.)
5. Turn ignition switch "ON" and "OFF" and ensure the IACV-AAC valve shaft smoothly moves forward and backward, according to the ignition switch position.
If NG, replace the IACV-AAC valve.