Idle Speed/Throttle Actuator - Electronic: Service and Repair

REMOVAL PROCEDURE




1. Remove the fuel injector sight shield. Refer to Engine Cover Replacement Service and Repair.




2. Remove the idle air control valve electrical connector from the idle air control valve.

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3. Remove the two idle air control valve attaching screws.

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4. Remove the idle air control valve from the throttle body.

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5. Remove the idle air control valve O-ring from the idle air control valve.
6. Inspect the idle air control valve O-ring for cracks or damage. Replace the idle air control valve O-ring if necessary.

INSTALLATION PROCEDURE

Caution: The Idle Air Control (IAC) valve may be damaged if installed with the cone (pintle) extended more than 28 mm (1-1/8 in). Measure the distance that the valve is extended before installing a new valve. The distance from the idle air control valve motor housing to the end of the idle air control valve pintle should be less than 28 mm (1-1/8 in). Manually compressing the pintle until the extension is less than 28 mm (1-1/8 in).

1. Install the new idle air control valve O-ring to the idle air control valve.
2. Install the idle air control valve into the throttle body.
3. Install the idle air control valve attaching screws.
^ Tighten the bolts to 3 Nm (27 in. lbs.).

NOTICE: Refer to Fastener Notice in Service Precautions.

4. Install the idle air control valve electrical connector to the idle air control valve.
5. The PCM will reset the idle air control valve whenever the ignition switch is turned ON, then OFF.
^ Turn the ignition switch ON, then OFF.
^ Turn the ignition switch OFF.
6. Start the engine and allow the engine to reach operating temperature.
7. Install the fuel injector sight shield. Refer to Engine Cover Replacement Service and Repair.

NOTICE: Refer to Fastener Notice in Service Precautions.