Idle Speed/Throttle Actuator - Electronic: Service and Repair

Air Bypass Valve:

1. Disconnect the Idle Speed Control By-Pass Air (ISC-BPA) valve assembly connector from the wiring harness.
2. Remove the two ISC-BPA retaining bolts.
3. Remove the ISC-BPA valve and gasket.
4. Clean the gasket mating surfaces.
NOTE: If scraping is necessary, use care not to damage ISC-BPA valve or throttle body gasket surfaces, or drop material into the throttle body.
5. Install the gasket and ISC-BPA valve on the throttle body.
6. Install the retaining screws, torquing them to 71-102 lb. in. (8-11 N-m).
7. Connect the electrical connection for the ISC-BPA valve.