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

Trunk Release Function

When the PZM receives a serial data message to activate the trunk release solenoid from the IPC or RFA, it energizes the Trunk Release Relay if the transmission is in Park" and the valet lockout switch is not activated.