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)

Or, hide this message: temporarily or permanently

Wake - Up/Asleep States

The wake-ups are signals that turn ON the BCM. The signals cause active control or monitoring by the BCM.

The BCM wake-ups can include the following signals:
^ Any class 2 communication that requires interaction with the BCM
^ Cycling of the ignition switch
^ Door ajar switch
^ key in door lock switch
^ Power door lock switches
^ Trunk ajar switch
^ Trunk tamper switch