Idle/Throttle Speed Control Unit: Service and Repair
REPLACEMENT1. Disconnect the negative battery cable.
2. Drain the coolant from the radiator.
3. Remove the charge air cooler air duct.
4. Remove the resonance chamber.
5. Remove in the order shown in the figure.
6. Install in the reverse order of removal.
7. Refill the radiator with the specified engine coolant.