Toyota CH-R Service Manual: System Description



(a) When the driver door is opened with the ignition switch off or ACC, this system causes a buzzer to sound in order to warn the driver that the key has not been removed.

    System Diagram
    SYSTEM DIAGRAM Key Reminder Warning System Communication Table Sender Receiver Signal Line Main Body ECU (Multiplex Network Body ECU) ...

    How To Proceed With Troubleshooting
    CAUTION / NOTICE / HINT HINT: Use the following procedure to troubleshoot the key reminder warning system. *: Use the Techstream. PROCEDURE 1. VEHICLE ...

    Other materials:

    Toyota CH-R Service Manual > Occupant Classification System: Front Occupant Classification Sensor LH Collision Detection (B1785)
    DESCRIPTION DTC B1785 is stored when the occupant detection ECU receives a collision detection signal sent by the front in weight detection sensor sub-assembly in the case of an accident. DTC B1785 is also stored when the front seat assembly RH is subjected to a strong impact, even if an act ...

    Toyota CH-R Service Manual > Key Reminder Warning System: Operation Check
    OPERATION CHECK CHECK FUNCTION (a) Check that the key reminder warning buzzer sounds. (1) With the driver door closed, insert the key into the ignition key cylinder and then make sure that the ignition switch is off or ACC. (2) Check that the buzzer sounds intermittently if the driver door is ...

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