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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Ignition Switch: Testing and Inspection

IGNITION (MAIN) SWITCH
1. Disconnect negative cable at battery.
2. Disable air bag system. Refer to "DISABLING AIR BAG SYSTEM".
3. Disconnect main switch lead wire connectors from junction/fuse block and air bag harness.




CHECKING CONTINUITY BETWEEN TERMINALS
Use a circuit tester to check the continuity at each switch position.

If any continuity is not obtained, replace main switch.