Throttle Body Assembly Replacement

REMOVAL PROCEDURE




1. Partially drain the cooling system. Refer to Draining and Filling Cooling System in Cooling System.
2. Remove the fuel injector sight shield.
3. Remove the air cleaner intake duct.
4. Disconnect the idle air control (IAC) valve electrical connector.




5. Disconnect the throttle position (TP) sensor electrical connector.




6. Disconnect the mass air flow (MAF) sensor electrical connector.
7. Remove the accelerator controls cable bracket.




8. Remove the electrical wiring harness (2) from the accelerator controls cable bracket (3).




9. Remove the vacuum hoses from the throttle body.




10. Remove the throttle body support bracket bolts.
11. Remove the throttle body support bracket.




12. Remove the throttle body nuts.
13. Remove the throttle body assembly.
14. Clean the throttle body gasket mating surfaces.

NOTE: Do not use solvent of any type when cleaning the gasket surfaces on the intake manifold and the throttle body assembly, as damage to the gasket surfaces and throttle body assembly may result.
Use care in cleaning the gasket surfaces on the intake manifold and the throttle body assembly, as sharp tools may damage the gasket surfaces.

INSTALLATION PROCEDURE




1. Install the new gasket.
2. Install the throttle body assembly.
3. Install the throttle body nuts.


NOTE: Refer to Fastener Notice in Service Precautions.

Tighten
Tighten the nuts to 10 N.m (89 lb in).




4. Install the throttle body support bracket.
5. Install the throttle body support bracket bolts.

Tighten
Tighten the bolts to 16 N.m (12 lb ft).




6. Install the vacuum hoses to the throttle body.
7. Install the accelerator controls cable bracket.




8. Install the electrical wiring harness (2) to the accelerator controls bracket (3).




9. Connect the MAF sensor electrical connector.




10. Connect the TP sensor electrical connector.




11. Connect the IAC valve electrical connector.
12. Install the air cleaner intake duct.
13. Install the fuel injector sight shield.
14. Fill the cooling system. Refer to Draining and Filling Cooling System in Cooling System.