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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Scan Tool Data Definitions - Drivers Door Module (DDM)

Battery Voltage: The scan tool displays 0-20 Volts. The voltage as received on the battery positive voltage circuit of the Module or the 72-08 battery voltage message from the DIM over class 2 lines.

Drivers Door Jamb Sw: The scan tool displays On/Off. The state of the drivers door jamb switch. On indicates the door is open and Off indicates the door is closed.

Left Rear Door Jamb Sw: The scan tool displays On/Off. The state of the left rear door jamb switch. On indicates the door is open and Off indicates the door is closed.

Pass. Door Jamb Sw: The scan tool displays On/Off. The state of the right front door jamb switch. On indicates the door is open and Off indicates the door is closed.

Rt. Rear Door Jamb Sw: The scan tool displays On/Off. The state of the right rear door jamb switch. On indicates the door is open and Off indicates the door is closed.