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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Headlight and Tail Light System

Headlight and Tail Light System

INSPECTION

1. LIGHTING SWITCH
Measure the resistance between lighting switch terminals. Combination Switch (Light)

2. DIMMER & PASSING SWITCH
Measure the resistance between dimmer & passing switch terminals. Combination Switch (Light)

3. HEADLIGHT RELAY
Measure the headlight relay resistance between terminals when connecting terminal No. 4 to the battery positive terminal and terminal No. 3 to the battery ground terminal.






4. TAIL AND ILLUMINATION RELAY
Measure the resistance between the tail and illumination relay terminals when connecting terminal No. 4 to the battery positive terminal and terminal No. 3 to the battery ground terminal.