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 airbags and pretensioners should be deployed.

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

DTC No. Detection Item DTC Detection Condition Trouble Area Test Mode / Check Mode
B1615/14 Front Airbag Sensor LH Malfunction

  • Front airbag sensor LH malfunction

  • Airbag sensor assembly malfunction

  • Front airbag sensor LH

  • Airbag sensor assembly

 Does not apply to test/check mode

WIRING DIAGRAM

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CAUTION / NOTICE / HINT

Note

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

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PROCEDURE


  1. CHECK FRONT AIRBAG SENSOR LH


    1. A0021Z9C02
      *1 Front Airbag Sensor RH
      *2 Airbag Sensor Assembly

      Turn the power switch off.

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

      CAUTION:

      Wait at least 90 seconds after disconnecting the cable from the negative (-) auxiliary 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 (-) auxiliary battery terminal.

    5. Clear the DTCs stored in memory.

      Click here


      Body Electrical > SRS Airbag > Clear DTCs

    6. Turn the power switch off.

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

    8. Check for DTCs.

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      Body Electrical > SRS Airbag > Trouble Codes

      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.

      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

    9. Turn the power switch off.

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

      CAUTION:

      Wait at least 90 seconds after disconnecting the cable from the negative (-) auxiliary battery terminal to disable the SRS system.

    11. Return the front airbag sensor LH and RH to their original positions and connect the connectors.


    A

    USE SIMULATION METHOD TO CHECK Click here

    B

    REPLACE AIRBAG SENSOR ASSEMBLY Click here

    C

    REPLACE FRONT AIRBAG SENSOR LH Click here