Throttle Body: Service and Repair

THROTTLE BODY ASSEMBLY REPLACEMENT

REMOVAL PROCEDURE
1. Remove the air cleaner intake duct.




2. Disconnect the electronic throttle control (ETC) electrical connector (1) from the throttle body (2).




3. Remove the heater pipe nut at the throttle body.
4. Remove only the heater inlet pipe.




5. Remove the nuts and the bolts from the throttle body.
6. Remove the throttle body assembly.
7. Remove the throttle body gasket.
8. Clean and inspect 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 a new gasket, if necessary.
2. Install the throttle body assembly.
3. Install the throttle body nuts and the bolts.

NOTE: Refer to Fastener Notice in Service Precautions.

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




4. Install the heater inlet pipe.
5. Install the heater pipe nut to the throttle body.

Tighten the nut to 25 N.m (18 lb ft).




6. Connect the ETC electrical connector (1) to the throttle body (2).
7. Install the air cleaner intake duct.