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

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Test F

PINPOINT TEST F: A SINGLE DOOR LOCK IS INOPERATIVE - DRIVER DOOR


Test F1:






Test F2-F4:






Test F5-F6:






Test F7-F8:






Normal Operation
The door lock control switch supplies a ground signal to the rear electronic module (REM). When the REM receives ground via circuit 8-AA10 (WH/BK), the REM locks the doors. When the REM receives ground via circuit 8-AA11 (WH/VT), the REM unlocks the doors.

Possible Causes
- circuit 29S-DK31 (OG/BK) open
- circuit 33-AA10 (YE/BK) open or shorted to ground
- circuit 32-AA11 (WH/VT) open or shorted to ground
- Door lock actuator
- REM