DTC B1625/22: Side Airbag Sensor LH Circuit Malfunction [02/2017 - 10/2017]: Procedure

1. Turn the ignition switch off.

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   *1	No. 1 Side 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 No. 1 side 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 B1620/21 and B1625/22 may be output at this time, but they are not related to this check.

   Result

   Result	Proceed to
   DTC B1625/22 is output.	A
   DTC B1620/21 is output.	B
   DTCs B1620/21 and B1625/22 are not 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 No. 1 side airbag sensor LH and RH to their original positions and connect the connectors.

Result: 

A 

REPLACE AIRBAG SENSOR ASSEMBLY. Refer to  REMOVAL [02/2017 - 10/2017] 

Result: 

B 

REPLACE NO. 1 SIDE AIRBAG SENSOR LH. Refer to  REMOVAL [02/2017 - 10/2017] 

Result: 

C 

USE SIMULATION METHOD TO CHECK. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [02/2017 - 10/2017]