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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Brake Lamp: Description and Operation

Battery voltage is applied to the brake switch at all times from the CB-6 STOP LIGHT fuse. With the brake pedal depressed, the brake switch is closed and battery voltage is applied to the brake lights, and the brake lights go on.