AIRBAG SYSTEM, Diagnostic DTC:B1690/15

DTC Code DTC Name
B1690/15 Door Side Airbag Sensor RH Malfunction

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) consists of the airbag ECU assembly, side airbag sensor assembly RH, rear airbag sensor RH and door side airbag sensor RH.

The side airbag sensor assembly RH, rear airbag sensor RH and door side airbag sensor RH detect impacts to the vehicle and send signals to the airbag ECU assembly to determine if the airbags and pretensioner should be deployed.

DTC B1690/15 is stored when a malfunction is detected in the door side airbag sensor RH.

DTC No. Detection Item DTC Detection Condition Trouble Area Test Mode / Check Mode
B1690/15 Door Side Airbag Sensor RH Malfunction

  • Door side airbag sensor RH malfunction

  • Airbag ECU assembly malfunction

  • Door side airbag sensor RH

  • Airbag ECU assembly

 Does not apply to test/check mode

WIRING DIAGRAM

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CAUTION / NOTICE / HINT

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.

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PROCEDURE


  1. CHECK DOOR SIDE AIRBAG SENSOR RH


    1. B0076A1C02
      *1 Door Side Airbag Sensor LH
      *2 Side Airbag Sensor Assembly RH

      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 terminals to disable the SRS system.

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

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

    5. Clear the DTCs stored in memory.

      Click here


      Body Electrical > SRS Airbag > Clear DTCs

    6. Turn the engine switch off.

    7. Turn the engine 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 B1690/15 and B1695/16 may be output at this time, but they are not related to this check.

      Result
      Result Proceed to
      DTC B1690/15 is output. A
      DTC B1695/16 is output. B
      DTCs B1690/15 and B1695/16 are not output. C

    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 door side airbag sensor RH and LH to their original positions and connect the connectors.


    A

    REPLACE AIRBAG ECU ASSEMBLY Click here

    B

    REPLACE DOOR SIDE AIRBAG SENSOR RH Click here

    C

    USE SIMULATION METHOD TO CHECK Click here