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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Headlamp Control Module: Testing and Inspection

This system uses the multiplex communication system, so check diagnosis system of the multiplex communication system before you proceed with troubleshooting.

HINT: To inspect the bulb and light control ECU, replace them with the ones working normally and judge whether they work normally or not.




AUTOMATIC LIGHT CONTROL SYSTEM




AUTO TURN OFF SYSTEM







USA







CANADA