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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Horn: Service and Repair




Horn Test/Replacement

1. Remove the front grille cover Front Grille Cover Replacement.

2. Disconnect the 1P connector (A) from the horn (B).






3. Connect the terminal (A) to the battery power, and the bracket (B) to body ground.





4. If the horn does not sound, replace it.