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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Input Switch Code Check




1. Connect the scan tool or a voltmeter to the data link connector.
2. With the ignition switch in the ON position, turn the SET switch to the ON position.
3. Within 1 second after turning the auto-cruise control main switch to ON, turn the RESUME switch to ON.
4. Operate each switch listed in the input inspection table and take a reading of the input switch codes with the scan tool or the fluctuation of a voltmeter.






NOTE: These codes are output as voltage waveforms in the same way as shown above.

Input Inspection Table: