AIRBAG SYSTEM, Diagnostic DTC:B1615/14

DTC Code DTC Name
B1615/14 Front Airbag Sensor LH Malfunction

DESCRIPTION

The front airbag sensor LH circuit consists of the airbag sensor assembly and front airbag sensor LH.

The front airbag sensor LH detects impacts to the vehicle and sends signals to the airbag sensor assembly to determine if the airbag and pretensioners should be deployed.

DTC B1615/14 is stored when a malfunction is detected in the front airbag sensor LH.

DTC No. DTC Detection Condition Trouble Area
B1615/14

  • Front airbag sensor LH malfunction

  • Airbag sensor assembly malfunction

  • Front airbag sensor LH

  • Airbag sensor assembly

WIRING DIAGRAM

Click here

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.

PROCEDURE


  1. CHECK FRONT AIRBAG SENSOR LH


    1. A01G8BIE01
      Text in Illustration
      *1 Front Airbag Sensor RH
      *2 Airbag Sensor Assembly

      Turn the engine 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 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 Click here.

    6. Turn the engine switch off.

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

    8. Check for DTCs Click here.

      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

      Tech Tips

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

    9. Turn the engine 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 front airbag sensor LH and RH to their original positions and connect the connectors.


    B

    REPLACE AIRBAG SENSOR ASSEMBLY Click here

    C

    REPLACE FRONT AIRBAG SENSOR LH Click here

    A

    USE SIMULATION METHOD TO CHECK Click here