AIRBAG SYSTEM, Diagnostic DTC:B1630, B16F6

DTC Code DTC Name
B1630 Side No. 2 Airbag Sensor RH Malfunction
B16F6 Side No. 2 Airbag Sensor RH Mismatch

DESCRIPTION

The side collision sensor RH circuit (to determine deployment of the front seat airbag assembly RH, curtain shield airbag assembly RH and front seat outer belt assembly RH) is composed of the airbag ECU assembly, side airbag sensor assembly RH, side No. 2 airbag sensor assembly RH and rear airbag sensor RH and No. 2 airbag sensor assembly.

The rear airbag sensor RH detects impacts to the vehicle and sends signals to the airbag ECU assembly to determine if the airbag should be deployed.

These DTCs are stored when a malfunction is detected in the rear airbag sensor RH.

DTC No. DTC Detection Condition Trouble Area
B1630

  • Rear airbag sensor RH malfunction

  • Airbag ECU assembly malfunction

  • Rear airbag sensor RH

  • Airbag ECU assembly
B16F6

  • Improper installation of rear airbag sensor RH

  • Airbag ECU assembly malfunction

WIRING DIAGRAM

Refer to DTCs B1622, B1623, B1632, B1633, B1642, B1692 and B1693 Click here.

CAUTION / NOTICE / HINT

Note

After turning the ignition 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.

PROCEDURE


  1. CHECK REAR AIRBAG SENSOR RH


    1. A004IWNE03
      Text in Illustration
      *1 Rear Airbag Sensor LH
      *2 Side No. 2 Airbag Sensor Assembly RH

      Turn the ignition switch off.

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

      CAUTION:

      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 RH with LH and connect the connectors to them.

    4. Connect the cable to the negative (-) battery terminal.

    5. Clear the DTCs stored in memory Click here.

    6. Turn the ignition switch off.

    7. Turn the ignition switch to ON, and wait for at least 60 seconds.

    8. Check for DTCs Click here.

      Result
      Result Proceed to
      DTC B1630 or B16F6 is output. A
      DTC B1635 or B16F7 is output. B
      DTCs B1630, B1635, B16F6 and B16F7 are not output. C

      Tech Tips

      Codes other than DTCs B1630, B1635, B16F6 and B16F7 may be output at this time, but they are not related to this check.

    9. Turn the ignition switch off.

    10. Disconnect the cable from the negative (-) battery terminal.

      CAUTION:

      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 RH and LH to their original positions and connect the connectors.


    A

    REPLACE AIRBAG ECU ASSEMBLY Click here

    B

    REPLACE REAR AIRBAG SENSOR RH Click here

    C

    USE SIMULATION METHOD TO CHECK Click here