Throttle Position Sensor: Service and Repair

REMOVAL
1. Remove the Idle Air Control (IAC) valve.

NOTE: The Throttle Position (TP) sensor can only be removed after the IAC valve has been removed from the throttle body.

2. Disconnect TP sensor electrical connector engine control sensor wiring.
3. Remove the two TP sensor retaining screws.
4. Remove the TP sensor and gasket.

Throttle Position Sensor:

INSTALLATION
1. Position the TP sensor on the throttle body. Make sure that rotary tangs on sensor are in proper alignment with the throttle shaft blade.

CAUTION: Slide rotary tangs into position over throttle shaft blade, then rotate TP sensor CLOCKWISE ONLY to installed position. Failure to install the TP sensor in this manner may result in excessive idle speeds.

2. Secure TP sensor to throttle body with two retaining screws. Tighten to 3-4 Nm (28-35 lb in).

NOTE: This TP sensor is non-adjustable.

3. Make sure that both the IAC valve gasket and surfaces are clean.
4. Install IAC gasket on throttle body surface and mount IAC valve, securing it with two retaining screws. Tighten to 8-11 Nm (71-97 lb in).
5. Connect electrical connectors to both the TP sensor and the IAC valve.