DTC B00D5-12: Restraint System Passenger Disable Indicator Circuit Short to Battery [11/2020 - 12/2022]: Procedure

Pre-procedure1

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

• Check that the connectors are properly connected to the airbag ECU assembly and telltale light assembly (passenger airbag ON/OFF indicator).

  OK

  The connectors are properly connected.

  Result

  Proceed to
  OK
  NG

Post-procedure1

• None

Result: 

NG 

CONNECT CONNECTORS PROPERLY 

Result: 

OK 

See step  2

Pre-procedure1

• Disconnect the airbag ECU assembly connector.

  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

  *1	Telltale Light Assembly (Passenger Airbag ON/OFF Indicator)
  *2	Airbag ECU Assembly
  *3	Wire Harness

• Disconnect the telltale light assembly (passenger airbag ON/OFF indicator) connector.

• Check that the connectors (on the airbag ECU assembly side and telltale light assembly (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

• None

Result: 

NG 

REPAIR OR REPLACE HARNESS OR CONNECTOR 

Result: 

OK 

See step  3

Pre-procedure1

• Connect the cable to the negative (-) auxiliary battery terminal, and wait for at least 2 seconds.

  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

  *1	Telltale Light Assembly (Passenger Airbag ON/OFF Indicator)
  *2	Airbag ECU Assembly
  *3	Wire Harness
  *a	Front view of wire harness connector (to Telltale Light Assembly (Passenger Airbag ON/OFF Indicator))
  *b	Front view of wire harness connector (to Airbag ECU Assembly)

• Turn the ignition switch switch to ON.

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

  Standard Voltage

  Tester Connection	Switch Condition	Specified Condition	Result
  D10-35 (PAON) or D38-1 (PAON) - Body ground	Ignition switch ON	Below 1 V	V

  Result

  Proceed to
  OK
  NG

Post-procedure1

• Turn the ignition switch switch off.
• 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

Pre-procedure1

• Connect the D38 telltale light assembly (passenger airbag ON/OFF indicator) connector.

  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

  *1	Telltale Light Assembly (Passenger Airbag ON/OFF Indicator)
  *2	Airbag ECU Assembly
  *3	Wire Harness
  *a	Front view of wire harness connector (to Airbag ECU Assembly)

• 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.

• Connect the cable to the negative (-) auxiliary battery terminal, and wait for at least 2 seconds.
• Turn the ignition switch to ON.

• 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

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

Result: 

OK 

REPLACE AIRBAG ECU ASSEMBLY. Refer to  REMOVAL [11/2020 - 11/2021]  , or refer to  REMOVAL [11/2021 - 12/2022] 

Result: 

NG 

REPLACE TELLTALE ASSEMBLY. Refer to  REMOVAL [11/2020 - 12/2022]