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

Scan Tool Data Definitions

Door Lock Switch: Display value will be Unlock/Idle/Lock.

Door Lock Switch: Display value will range from 0-4 volts. Normal values are 1.7 V/3.4 V/0.0 V +/- 10 percent.

Door Lock Relay: Display value will be On/Off.

Driver Door Unlock Relay: Display value will be On/Off. Not applicable to vehicles without RFA.

All Door Unlock Relay: Display value will be On/Off. Unlocks all doors on vehicles without RFA. Unlocks passenger doors on vehicles with RFA.

Driver Door Ajar SW.: Display value will be On/Off.

Passenger Door Ajar SW.: Display value will be On/Off.