Idle Speed/Throttle Actuator - Electronic: Testing and Inspection

INSPECTION
BAC/Air Valve
1. Verify that the engine coolant temperature is below 20°C (68°F).




2. Connect the SST to the data link connector.
3. Set the system select to position 1 and test switch to SELF TEST.
4. Start the engine.
5. Verify that the idle speed decreases gradually as the engine warms up.

BAC/Idle Air Control Valve
1. Remove the throttle body.




2 Measure the resistance of the idle air control valve.

Resistance: 10.7-12.3 Ohms [at 20°C (68°F)]

3. If not as specified, replace the BAC valve.