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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Combination Switch: Testing and Inspection

Combination Light/Turn Signal Switch Test:




Headlight/Dimmer/Passing Switch:




Turn Signal Switch:




1. Remove the dashboard lower cover (see Headlight/Turn Signal Switch Replacement).
2. Disconnect the 18P connector from the floor wire harness.
3. Check for continuity between the terminals, in each switch position, according to the table.