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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Test G: The Doors Do Not Lock/Unlock Using the Remote Keyless Entry Transmitter

PINPOINT TEST G: THE DOORS DO NOT LOCK/UNLOCK USING THE REMOTE KEYLESS ENTRY TRANSMITTER


G1-G5:






G6-G10:






Normal Operation
When a button is pressed on the remote keyless entry (RKE) keypad a signal is sent to the vehicle security module through circuits 117 (PK/BK), 118 (PK/OG), or 163 (RD/OG) to activate the function requested.

Possible Causes
- circuit 117 (PK/BK) open or short to ground
- circuit 118 (PK/OG) open or short to ground
- circuit 163 (RD/OG) open or short to ground
- remote keyless entry (RKE) transmitters
- vehicle security module