Operation CHARM: Car repair manuals for everyone.

Throttle Position Switch: Adjustments

Fig. 9 Micro Switch Terminals:




Fig. 10 Micro Switch Adjustment:





1. If micro switch has been removed, install switch onto throttle body housing, with contact arm shaft toward housing.
2. Connect return springs and a test light to micro switch electrical connector, Fig. 9.
3. Loosen nut on contact screw, Fig. 10, then bring contact screw onto contact arm of micro switch until test light comes on or shows a resistance below one ohm. Do not turn screw more than 1/4 of a turn beyond this point.
4. Tighten contact screw nut. Allow engine to idle and ensure test light remains on.