AIRBAG SYSTEM(w/o Curtain Shield Airbag), Diagnostic DTC:B1000/31

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

DESCRIPTION

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

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

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

DTC No. DTC Detection Condition Trouble Area
B1000/31

  • Airbag sensor assembly malfunction

  • Airbag sensor assembly

Tech Tips


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

  • If B1000/31 is output by itself, do not clear the DTC code. Instead, immediately replace the airbag sensor assembly.

PROCEDURE


  1. CHECK DTC


    1. Check for DTCs Click here.

      OK
      DTC B1000/31 is not output.

    OK

    USE SIMULATION METHOD TO CHECK Click here

    NG

    REPLACE AIRBAG SENSOR ASSEMBLY Click here