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 Full Close Switch: Testing and Inspection

Idle/Throttle Switch Testing:







1. With ignition OFF, disconnect switch connector.
2. Measure resistance between switch connector terminals as follows:

Connector & Terminal: Resistance:
(F108)3 - (F108)2 Below 1 ohm (fully closed throttle)
(F108)3 - (F108)2 Infinite (fully open throttle)