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 M: An Individual Button/Feature Is Inoperative From The Remote Keyless Entry (RKE) Transmitter

PINPOINT TEST M: AN INDIVIDUAL BUTTON/FEATURE IS INOPERATIVE FROM THE REMOTE KEYLESS ENTRY (RKE) TRANSMITTER

Normal Operation
When any integrated keyhead transmitter (IKT) button is pressed, the SJB receives and processes the command to provide the appropriate output.

This pinpoint test is intended to diagnose the following:
- Door locks
- Horn system
- Luggage compartment lid release
- Turn signal system
- IKT


M1-M3:






M4: