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Home >> Toyota >> 2021 >> Mirai Limited >> Repair and Diagnosis >> Restraints >> Air Bag, SRS >> Airbag System - Diagnostic Codes (8 Of 8) & Symptom Tests (1 Of 2) >> Airbag System >> SRS Warning Light Remains ON [11/2020 - 11/2021] >> Caution / Notice / Hint

Caution / Notice / Hint

NOTE:
  • After the ignition switch is turned off, there may be a waiting time before disconnecting the negative (-) auxiliary battery terminal.

    Refer to BEFORE DISCONNECTING BATTERY [11/2020 - 11/2021]

  • When disconnecting and reconnecting the auxiliary battery

    Refer to WORK PROCEDURE [11/2020 - 12/2022]

    HINT: 

    When disconnecting and reconnecting the auxiliary battery, there is an automatic learning function that completes learning when the respective system is used.

    Refer to AUTOMATIC LEARNING CHART [11/2020 - 11/2021]

  • After replacing the airbag ECU assembly, refer to initialization.

    Refer to WORK PROCEDURE [11/2020 - 11/2021]

  • Inspect the fuses for circuits related to this system before performing the following procedure.
  • When replacing the combination meter assembly, always replace it with a new one. If a combination meter assembly which was installed to another vehicle is used, the information stored in it will not match the information from the vehicle and a DTC may be stored.