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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License Plate Lamp: Description and Operation

Battery voltage is applied to the taillight relay from the CB-4 TAIL/ILLUMI LIGHT fuse. With the lighting switch in PARK or HEAD, ground is provided to the taillight relay. The taillight relay energizes and battery voltage is applied to the park and license lights and they go on.