DTC B1615/14: Front Airbag Sensor LH Malfunction [10/2017 - 09/2019]: Procedure

1. Turn the ignition switch off.

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   *A	w/o Occupant Classification System
   *B	w/ Occupant Classification System
   *1	Front Airbag Sensor RH
   *2	Airbag Sensor Assembly

2. Disconnect the cable from the negative (-) battery terminal.
   WARNING:

   Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to disable the SRS system.

3. Interchange the front airbag sensor LH with RH and connect the connectors.
4. Connect the cable to the negative (-) battery terminal.
5. Clear the DTCs stored in memory.

   Refer to DTC CHECK / CLEAR [02/2017 - 09/2019]

   Body Electrical > SRS Airbag > Clear DTCs 

6. Turn the ignition switch off.
7. Turn the ignition switch ON, and wait for at least 60 seconds.
8. Check for DTCs.

   Refer to DTC CHECK / CLEAR [02/2017 - 09/2019]

   Body Electrical > SRS Airbag > Trouble Codes 

   HINT: 

   Codes other than DTCs B1610/13 and B1615/14 may be output at this time, but they are not related to this check.

   Result

   Result	Proceed to
   DTCs B1610/13 and B1615/14 are not output.	A
   DTC B1615/14 is output.	B
   DTC B1610/13 is output.	C

9. Turn the ignition switch off.
10. Disconnect the cable from the negative (-) battery terminal.
    WARNING:

    Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to disable the SRS system.

11. Return the front airbag sensor LH and RH to their original positions and connect the connectors.

Result: 

A 

USE SIMULATION METHOD TO CHECK. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [10/2017 - 05/2018]  , or refer to  HOW TO PROCEED WITH TROUBLESHOOTING [05/2018 - 09/2019] 

Result: 

B 

REPLACE AIRBAG SENSOR ASSEMBLY. Refer to  REMOVAL [10/2017 - 09/2019] 

Result: 

C 

REPLACE FRONT AIRBAG SENSOR LH. Refer to  REMOVAL [02/2017 - 08/2020]