Throttle Body: Service and Repair

REMOVAL
1. Loosen engine air cleaner tube clamps and remove air cleaner outlet tube.
2. Disconnect accelerator cable from throttle body lever.
3. Disconnect fuel charging wiring from throttle position sensor and idle air control valve.
4. Remove four throttle body retaining nuts.
5. Carefully separate throttle body from upper intake manifold.
6. Remove and discard throttle body gasket.

INSTALLATION
1. Clean gasket mating surfaces.

NOTE: If scraping is necessary, do not damage gasket surfaces or allow material to drop into upper fuel charging wiring.

2. Install throttle body with new throttle body gasket on the four studs of the upper intake manifold. Tighten retaining nuts to 20-30 Nm (15-22 lb ft).
3. Connect fuel charging wiring to the throttle position sensor and idle air control valve.
4. Connect accelerator cable to throttle body lever.
5. Install air cleaner outlet tube and securely tighten engine air cleaner tube clamp.