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Home >> Lexus >> 2023 >> LS 500h >> Repair and Diagnosis >> Restraints >> Air Bag, SRS >> Airbag System (W/ Advanced Park) - Diagnostic Codes (6 Of 6) & Symptom Tests >> AIRBAG SYSTEM (w/ Advanced Park) >> DTC B00D5-12: Restraint System Passenger Disable Indicator Circuit Short to Battery [11/2021 - 10/2023] >> Procedure

DTC B00D5-12: Restraint System Passenger Disable Indicator Circuit Short to Battery [11/2021 - 10/2023]: Procedure

  1. CHECK CONNECTION OF CONNECTORS 

    Pre-procedure1

    1. Turn the power switch off.
    2. Disconnect the cable from the negative (-) auxiliary battery terminal, and wait for at least 60 seconds.

      Procedure1

    3. Check that the connectors are properly connected to the airbag ECU assembly and multi-display (passenger airbag ON/OFF indicator).

      OK

      The connectors are properly connected.

      Result

      Proceed to
      OK
      NG

      Post-procedure1

    4. None

    Result: 

    NG 

    CONNECT CONNECTORS PROPERLY 

    Result: 

    OK 

    See step  2

  2. CHECK CONNECTORS 

    Pre-procedure1

    1. Disconnect the airbag ECU assembly connector.
      GTY1018542Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 Multi-display (Passenger Airbag ON/OFF Indicator)
      *2 Airbag ECU Assembly
      *3 Wire Harness
    2. Disconnect the multi-display (passenger airbag ON/OFF indicator) connector.

      Procedure1

    3. Check that the connectors (on the airbag ECU assembly side and multi-display (passenger airbag ON/OFF indicator) side) are not damaged.

      OK

      The terminals of the connectors are not deformed or damaged.

      Result

      Proceed to
      OK
      NG

      Post-procedure1

    4. None

    Result: 

    NG 

    REPAIR OR REPLACE HARNESS OR CONNECTOR 

    Result: 

    OK 

    See step  3

  3. CHECK HARNESS AND CONNECTOR 

    Pre-procedure1

    1. Connect the cable to the negative (-) auxiliary battery terminal, and wait for at least 2 seconds.
      GTY1087973Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 Multi-display (Passenger Airbag ON/OFF Indicator)
      *2 Airbag ECU Assembly
      *3 Wire Harness
      *a Front view of wire harness connector
      (to Multi-display (Passenger Airbag ON/OFF Indicator))
      *b Front view of wire harness connector
      (to Airbag ECU Assembly)
    2. Turn the power switch on (IG).

      Procedure1

    3. Measure the voltage according to the value(s) in the table below.

      Standard Voltage

      Tester Connection Switch Condition Specified Condition
      G11-35 (PAON) or G167-9 (PAON) - Body ground Power switch on (IG) Below 1 V

      Result

      Proceed to
      OK
      NG

      Post-procedure1

    4. Turn the power switch off.
    5. Disconnect the cable from the negative (-) auxiliary battery terminal, and wait for at least 60 seconds.

    Result: 

    NG 

    REPAIR OR REPLACE HARNESS OR CONNECTOR 

    Result: 

    OK 

    See step  4

  4. CHECK PASSENGER AIRBAG ON/OFF INDICATOR 

    Pre-procedure1

    1. Connect the G167 multi-display (passenger airbag ON/OFF indicator) connector.
      GTY1086626Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 Multi-display (Passenger Airbag ON/OFF Indicator)
      *2 Airbag ECU Assembly
      *3 Wire Harness
      *a Front view of wire harness connector
      (to Airbag ECU Assembly)
    2. Using a service wire, connect terminal 35 (PAON) of connector B and body ground.
      NOTE:

      Do not forcibly insert the service wire into the terminals of the connector when connecting a service wire.

    3. Connect the cable to the negative (-) auxiliary battery terminal, and wait for at least 2 seconds.
    4. Turn the power switch on (IG).

      Procedure1

    5. Check the passenger airbag ON/OFF indicator operation.

      OK

      The passenger airbag ON/OFF indicator "ON" does not come on.

      Result

      Proceed to
      OK
      NG

      Post-procedure1

    6. Turn the power switch off.
    7. Disconnect the cable from the negative (-) auxiliary battery terminal, and wait for at least 60 seconds.
    8. Disconnect the service wire from connector B.

    Result: 

    OK 

    REPLACE AIRBAG ECU ASSEMBLY. Refer to  REMOVAL [11/2021 - 10/2022]  , or refer to  REMOVAL [10/2022 - 10/2023] 

    Result: 

    NG 

    REPLACE MULTI-DISPLAY. Refer to  REMOVAL [10/2020 - ]