AIRBAG SYSTEM, Diagnostic DTC:B1000/31

DTC Code DTC Name
B1000/31 Center Airbag Sensor Assembly Malfunction

DESCRIPTION

The center airbag sensor assembly consists of parts including the airbag sensor, the safing sensor, the drive circuit, the diagnosis circuit, and the ignition control circuit.

When the center airbag sensor assembly receives signals from the airbag sensor, it determines whether or not the SRS should be activated.

DTC B1000/31 is stored when a malfunction is detected in the center airbag sensor assembly.

DTC No. DTC Detection Condition Trouble Area
B1000/31

  • Center airbag sensor assembly malfunction

  • Center airbag sensor assembly

Tech Tips

When any other DTCs are stored simultaneously with B1000/31, repair the malfunctions indicated by those DTCs first.

INSPECTION PROCEDURE

PROCEDURE


  1. CHECK CENTER AIRBAG SENSOR ASSEMBLY


    1. A0119YAE17
      Text in Illustration
      *1 Front view of DLC3
      *2 DTC31

      Turn the ignition switch off.

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

    3. Connect the cable to the negative battery terminal, and wait for at least 2 seconds.

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

    5. Clear the DTCs stored in the 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.

      OK
      DTC B1000/31 is not output.

    NG

    REPLACE CENTER AIRBAG SENSOR ASSEMBLY Click here

    OK

    USE SIMULATION METHOD TO CHECK Click here