Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

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Throttle Position Sensor: Service and Repair

- Turn ignition OFF.
- Disconnect the harness from the throttle switch/sensor.
- Remove the 2 retaining screws from the throttle body, carful not to drop the screws.
- Pull off the switch assemble and replace.
- Reinstall and lightly tighten the throttle switch mounting screws, switch must be able to move.
- Hold throttle in the closed position.
- Slowly rotate switch counterclockwise until inner stop is felt.
- Tighten mounting screws.