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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Security Siren Test

1. Remove the front bumper.

Security Siren Test:




2. Disconnect the 3P connector from the siren.
3. Remove the siren.
4. Test the siren by connecting battery power to the No. 1 terminal and grounding to the No. 3 terminal. The siren should sound.
5. If the siren fails to sound, replace it.