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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Dome Lamp: Testing and Inspection

Room Light

INSPECTION

1. ROOM LIGHT BULB
1. Visually check the bulb for blow out.
2. Check the bulb specification.
3. Replace the bulb if it is found defective.

2. ROOM LIGHT SWITCH
1. Remove the room light.
2. Measure the resistance between room light switch terminals.

Preparation tool: Circuit tester






3. Apply battery voltage to check the lighting condition of room light.






4. Replace the spot map light switch if the inspection result is not within the standard value.