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: Description and Operation

On Police Package Vehicles, An optional Extended Idle switch provides an input to the Powertrain Control Module (PCM) On circuit K10. Circuit K10 connects to cavity 10 of PCM. Circuit F60 supplies battery voltage to the extended idle switch. Circuit Z1 grounds the Switch.