AIRBAG SYSTEM, Diagnostic DTC:B1630/23, B1695/16

DTC Code DTC Name
B1630/23 Rear Airbag Sensor RH Circuit Malfunction
B1695/16 Door Side Airbag Sensor LH Malfunction

DESCRIPTION

Tech Tips

"Door side airbag sensor LH" refers to the side airbag sensor LH.


DTC Code DTC Detection Condition Trouble Area
B1630/23

When one of the following conditions is met:


  • A rear airbag sensor RH malfunction.

  • A center airbag sensor malfunction.

  • Rear airbag sensor RH

  • Center airbag sensor assembly
B1695/16

When one of the following conditions is met:


  • A side airbag sensor LH malfunction.

  • A center airbag sensor malfunction.

  • Side airbag sensor LH

  • Center airbag sensor assembly

WIRING DIAGRAM

A01EQX1E06
A01ENIDE07

INSPECTION PROCEDURE

Note


  • After turning the engine switch off, waiting time may be required before disconnecting the cable from the negative (-) battery terminal. Therefore, make sure to read the disconnecting the cable from the negative (-) battery terminal notices before proceeding with work Click here.

  • When disconnecting the cable from the negative (-) battery terminal while performing repairs, some systems need to be initialized after the cable is reconnected Click here.

PROCEDURE


  1. CHECK FOR DTC


    1. Turn the engine switch on (IG).

    2. Clear the DTCs stored in the memory Click here.

    3. Turn the engine switch off.

    4. Turn the engine switch on (IG), and wait for at least 60 seconds.

    5. Check for DTCs Click here.

      Result
      Result Proceed to
      DTC B1630 and B1695 are not output A
      DTC B1695 is output B
      DTC B1630 is output C

    A

    USE SIMULATION METHOD TO CHECK Click here

    B

    CHECK SIDE AIRBAG SENSOR LH Click here

    C

  2. CHECK REAR AIRBAG SENSOR RH

    A01EPQZE03

    1. Turn the engine switch off.

    2. Disconnect the cable from the negative (-) battery terminal, and wait for at least 90 seconds.

    3. Temporarily replace the rear airbag sensor RH with a new one.

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

    5. Turn the engine switch on (IG), and wait for at least 60 seconds.

    6. Clear the DTCs stored in the memory Click here.

    7. Turn the engine switch off.

    8. Turn the engine switch on (IG), and wait for at least 60 seconds.

    9. Check for DTCs Click here.

      OK
      DTC B1630 is not output.

      Tech Tips

      Codes other than DTC B1630 may be output at this time, but they are not related to this check.


    NG

    REPLACE CENTER AIRBAG SENSOR ASSEMBLY Click here

    OK

    REPLACE REAR AIRBAG SENSOR RH Click here

  3. CHECK SIDE AIRBAG SENSOR LH

    A01EPQZE04

    1. Turn the engine switch off.

    2. Disconnect the cable from the negative (-) battery terminal, and wait for at least 90 seconds.

    3. Interchange the side airbag sensor RH with LH and connect the connectors to them.

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

    5. Turn the engine switch on (IG), and wait for at least 60 seconds.

    6. Clear the DTCs stored in the memory Click here.

    7. Turn the engine switch off.

    8. Turn the engine switch on (IG), and wait for at least 60 seconds.

    9. Check for DTCs Click here.

      Result
      Result Proceed to
      DTC B1690 and B1695 are not output A
      DTC B1695 is output B
      DTC B1690 is output C

      Tech Tips

      Codes other than DTC B1690 and B1695 may be output at this time, but they are not related to this check.

    10. Turn the engine switch off.

    11. Disconnect the cable from the negative (-) battery terminal, and wait for at least 90 seconds.

    12. Return the side airbag sensor RH and LH to their original positions and connect the connectors to them.


    A

    USE SIMULATION METHOD TO CHECK Click here

    B

    REPLACE CENTER AIRBAG SENSOR ASSEMBLY Click here

    C

    REPLACE SIDE AIRBAG SENSOR LH Click here