Idle/Throttle Speed Control Unit: Service and Repair
Removal / Installation1. Disconnect the negative battery cable.
2. Drain the coolant from the radiator
3. Remove the air charge cooler air duct.
4. Remove the resonance chamber.
5. Remove in the order shown in the figure below.
6. Install in the reverse order of removal.
7. Refill the radiator with the specified engine coolant.
1. Air hose
2. Water hose
3. Bypass air control (BAC) valve