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Home >> Lexus >> 2022 >> LS 500h AWD >> 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 B00D5-14: Restraint System Passenger Disable Indicator Circuit Short to Ground or Open [11/2021 - 10/2023] >> Procedure

DTC B00D5-14: Restraint System Passenger Disable Indicator Circuit Short to Ground or Open [11/2021 - 10/2023]: Procedure

  1. CHECK PASSENGER AIRBAG ON/OFF INDICATOR CONDITION 

    Pre-procedure1

    1. Turn the power switch to ON.

      Procedure1

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

      HINT: 

      Refer to the normal condition of the passenger airbag ON/OFF indicator.

      Refer to OPERATION CHECK [11/2021 - 10/2023]

      Result

      Result Proceed to
      Passenger airbag ON/OFF indicator "ON" is always on. A
      Passenger airbag ON/OFF indicator "ON" is always off. B

      Post-procedure1

    3. None

    Result: 

    B 

    See step  6

    Result: 

    A 

    See step  2

  2. 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.
    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  3

  3. 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  4

  4. CHECK HARNESS AND CONNECTOR (CHECK FOR SHORT TO GROUND) 
    1. Measure the resistance according to the value(s) in the table below.
      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)

      Standard Resistance

      Tester Connection Condition Specified Condition
      G11-35 (PAON) or G167-9 (PAON) - Body ground Always 1 MΩ or higher

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    REPAIR OR REPLACE HARNESS OR CONNECTOR 

    Result: 

    OK 

    See step  5

  5. CHECK PASSENGER AIRBAG ON/OFF INDICATOR 

    Pre-procedure1

    1. Connect the G167 multi-display (passenger airbag ON/OFF indicator) connector.
      GTY973864Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *1 Multi-display (Passenger Airbag ON/OFF Indicator)
      *2 Airbag ECU Assembly
      *3 Wire Harness
    2. Connect the cable to the negative (-) auxiliary battery terminal, and wait for at least 2 seconds.
    3. Turn the power switch on (IG).

      Procedure1

    4. 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

    5. None

    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 - ] 

  6. 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  7

  7. 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 telltale 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  8

  8. CHECK HARNESS AND CONNECTOR (CHECK FOR OPEN) 
    1. Measure the resistance according to the value(s) in the table below.
      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)

      Standard Resistance

      Tester Connection Condition Specified Condition
      G11-35 (PAON) - G167-9 (PAON) Always Below 1 Ω

      Result

      Proceed to
      OK
      NG

    Result: 

    NG 

    REPAIR OR REPLACE HARNESS OR CONNECTOR 

    Result: 

    OK 

    See step  9

  9. CHECK HARNESS AND CONNECTOR (POWER SOURCE VOLTAGE) 

    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.
    3. Disconnect the L167 multi-display (passenger airbag ON/OFF indicator) connector.
    4. Connect the cable to the negative (-) auxiliary battery terminal, and wait for at least 2 seconds.
    5. Turn the power switch on (IG).

      Procedure1

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

      Standard Voltage

      Tester Connection Switch Condition Specified Condition
      L167-10 (IG+) - Body ground Power switch on (IG) 11 to 14 V

      Result

      Proceed to
      OK
      NG

      Post-procedure1

    7. None

    Result: 

    OK 

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

    Result: 

    NG 

    REPAIR OR REPLACE HARNESS OR CONNECTOR 

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