Idle Speed/Throttle Actuator - Electronic: Testing and Inspection

Idle Air Control Motor (Stepper Motor) Check:

1. Disconnect the idle air control motor connector.
2. Measure the resistance between terminal 1 and terminal 4 of the connector at the idle air control motor side.
Standard value: 38-52 ohms [at 2O°C (68°F)]

3. Measure the resistance between terminal 2 and terminal 3 of the connector at the idle air control motor side.
Standard value: 38-52 ohms [at 2O°C (68°F)]