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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Ignition Switch: Description and Operation
Ignition key reminder warning buzzer circuit
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When, with the ignition key inserted in the key cylinder (with the
key reminder switch at OFF), the driver's door is opened (
door switch is switched ON), the ECU detective circuit will function.
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With the detective circuit activated, buzzer output from the drive circuit makes the buzzer sound intermittently to remind the ignition key.