For 1990-2009 cars

### Removal Procedure

Caution: Handle the electronic throttle control components carefully. Use cleanliness in order to prevent damage. Do not drop the electronic throttle control components. Do not roughly handle the electronic throttle control components. Do not immerse the electronic throttle control components in cleaning solvents of any type.

Caution: DO NOT for any reason, insert a screwdriver or other small hand tools into the throttle body to hold open the throttle plate, as the wedge inside the throttle body could be damaged.

1. Remove the air cleaner outlet duct. Refer to Air Cleaner Resonator Outlet Duct Replacement.
2. Disconnect the engine wiring harness electrical connector (2) from the throttle body.
3. Remove the throttle body bolts (538) and nuts (507).
4. Remove the throttle body (508).
5. Remove and discard the throttle body seal (509).

### Installation Procedure

1. Install a NEW throttle body gasket (509).
2. Install the throttle body (508).

Caution: Refer to Fastener Caution in the Preface section.

3. Install the throttle body bolts (538) and nuts (507).

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

4. Connect the engine wiring harness electrical connector (2) to the throttle body.
5. Install the air cleaner outlet duct. Refer to Air Cleaner Resonator Outlet Duct Replacement.
6. Perform the throttle learn procedure. Refer to Throttle Learn.