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

Signal Names With C



CA Crash signal, MRS
CAN-H CAN High
CAN-L CAN Low
CD-BUSMA description currently being written
CD-BUSSI description currently being written
CD-CLOCK CD clock
CD-DBUS+ CD databus +
CD-DBUS- CD databus -
CD-ENA CD enable
CD-GMASS description currently being written
CD-NF31 CD AF ground
CD-NFL+ CD AF left +
CD-NFL- CD AF left -
CD-NFR+ CD AF right +
CD-NFR- CD AF right -
CD-RESET CD reset
CDTMCL+ CD or TMC AF left +
CDTMCL- CD or TMC AF left -
CDTMCR+ CD or TMC AF right +
CDTMCR- CD or TMC AF right -
CODE Code function of on-board computer
COIL_H Comfort valves, rear axle
COIL_HK Comfort valves, rear axle
COIL_HN Normal valves, rear axle
COIL_VK Comfort valves, front axle
COIL_VN Normal valves, front axle
COMP_X Magnetic-field probe, X component
COMP_Y Magnetic-field probe, Y component
CS Crash sensor