Throttle Body: Service and Repair

THROTTLE BODY







Removal and Installation

CAUTION: Throttle body bore and plate area have a special coating and cannot be cleaned, or possible damage to the throttle body can occur.

NOTE: Only a small amount of coolant may be lost when disconnecting the throttle body heater inlet and outlet hose.







1. CAUTION: The engine appearance cover is equipped with a noise suppressor. If the noise suppressor becomes separated from the engine appearance cover it must be positioned on the intake manifold prior to installing the engine appearance cover.

Remove the engine appearance cover and the noise suppressor (if detached).

2. Remove the air cleaner outlet pipe.
3. Disconnect the throttle position (TP) sensor electrical connector from the TP sensor.
4. Disconnect the electronic throttle body motor electrical connector from the electronic throttle body.
5. Disconnect the throttle body heater inlet hose and clamp assembly from the electronic throttle body and position it aside.
6. Disconnect the throttle body heater outlet hose and clamp assembly from the electronic throttle body and position it aside.
7. Remove the 4 bolts and the electronic throttle body.
- Remove and discard the intake manifold-to-electronic throttle body gasket.
- To install, tighten to 10 Nm (89 lb-in).

8. To install, reverse the removal procedure.
- Install a new intake manifold-to-electronic throttle body gasket.