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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Multi-Function Switch Electrical Test

Multi-Function Switch - Component Side:









1. Measure the resistance between the multi-function switch terminals.
(1) If the resistances are as specified, multi-function switch is OK. Return the multi-function switch to the vehicle. Test the system for normal operation.
(2) If the resistances are not as specified, Replace the multi-function switch. Test the system for normal operation.