ENTRY AND START SYSTEM Entry Answer-back Buzzer does not Sound

DESCRIPTION

The entry and start system uses the wireless door lock buzzer to perform various vehicle exterior warnings. When each warning's conditions are met, the certification ECU sends a buzzer signal to the front light ECU, and the wireless door lock buzzer sounds*.

Tech Tips

*: For Europe and China, the wireless door lock buzzer does not sound.

CAUTION / NOTICE / HINT

Note


  • Before performing the inspection, check that there are no problems related to the "CAN COMMUNICATION SYSTEM" and "LIN COMMUNICATION SYSTEM".

  • When the certification ECU is replaced, the codes must be registered.

PROCEDURE


  1. CHECK WIRELESS DOOR LOCK BUZZER OPERATION


    1. When the wireless operation is used to lock and unlock the doors, check that the wireless door lock buzzer sounds normally Click here.


    OK

    REPLACE CERTIFICATION ECU

    NG

    GO TO WIRELESS DOOR LOCK CONTROL SYSTEM Click here