DTC B1635-24: Rear Airbag Sensor LH Circuit Malfunction [12/2013 - ]: Procedure

1. Turn the ignition switch off.

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   *1	Rear 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 rear 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 [12/2013 - ]

   Body Electrical > SRS Airbag > Clear DTCs 

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

   Refer to DTC CHECK / CLEAR [12/2013 - ]

   Body Electrical > SRS Airbag > Trouble Codes 

   HINT: 

   Codes other than DTCs B1630-23 and B1635-24 may be output at this time, but they are not related to this check.

   Result

   Result	Proceed to
   DTC B1635-24 is output.	A
   DTC B1630-23 is output.	B
   DTCs B1630-23 and B1635-24 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 rear airbag sensor LH and RH to their original positions and connect the connectors.

Result:  1

A 

REPLACE AIRBAG SENSOR ASSEMBLY. Refer to  REMOVAL [12/2013 - ] 

Result:  2

B 

REPLACE REAR AIRBAG SENSOR LH. Refer to  REMOVAL [12/2013 - 11/2015]  Refer to  REMOVAL [11/2015 - ] 

Result:  3

C 

USE SIMULATION METHOD TO CHECK. Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [12/2013 - 11/2016]  Refer to  HOW TO PROCEED WITH TROUBLESHOOTING [11/2016 - ]