Throttle Body: Service and Repair

THROTTLE BODY ASSEMBLY REPLACEMENT

REMOVAL PROCEDURE




1. Remove the 2 nuts and the 2 retainers from the engine cover (1).
2. Remove the engine cover (1) from the engine.




3. Loosen the clamp and remove the air inlet duct (2) from the throttle body assembly (1).




4. Disconnect the electrical connector (2) of the throttle actuator control (TAC) module.
5. Drain the cooling system. Refer to Draining and Filling Cooling System.
6. Disconnect the 2 coolant hoses (3) from the throttle body (1).




7. Remove the upper 2 fasteners (2) and the lower 2 fasteners (4) from the throttle body (3).
8. Remove the throttle body (3) and the gasket (1) from the intake manifold.
9. Clean any remaining throttle body gasket from the intake manifold.

INSTALLATION PROCEDURE




1. Install a new throttle body gasket (1) onto the intake manifold.
2. Install the throttle body (3) onto the intake manifold.

3. NOTE: Refer to Fastener Notice.

Secure the throttle body to the manifold with 4 fasteners (2, 4).Install the 4 throttle body fasteners.

Tighten the fasteners to 9 N.m (80 lb in).




4. Connect the 2 coolant hoses (3) to the throttle body (1).
5. Connect the TAC module electrical connector (2).




6. Install the air inlet duct (2) to the throttle body (1).
7. Refill the cooling system. Refer to Draining and Filling Cooling System.




8. Install the engine cover (1) to the engine.
9. Secure the engine cover (1) with the 2 nuts.

Tighten the fasteners to 7 N.m (62 lb in).
10. Install the 2 retainers to the engine cover.