Idle Speed/Throttle Actuator - Electronic: Service and Repair

Idle Air Control (IAC) Valve:

REMOVAL
1. Disconnect battery ground cable.

NOTE: When the battery has been disconnected and reconnected, some abnormal drive symptoms may occur while the Powertrain Control Module (PCM) relearns its adaptive strategy. The vehicle may need to be driven 16 km (10 miles) or more to relearn the strategy.

2. Disconnect the engine control sensor wiring from the Idle Air Control (IAC) valve at the connector.
3. Remove retainer for engine control sensor wiring from the upper retaining stud bolt.
4. Remove the IAC valve retaining bolt and stud bolt.
5. Remove the IAC valve and idle gasket.

INSTALLATION
1. Clean IAC valve gasket mating surfaces.

NOTE: If scraping is necessary, be careful not to damage IAC valve or intake manifold IAC valve gasket surfaces, or drop material into intake manifold.

2. To install IAC valve, reverse Removal procedure.
3. Tighten the retaining bolt and stud bolt to 9.5 Nm (84 lb in).