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 the G sensor, safing sensor, drive circuit, diagnosis circuit, ignition control, etc.

If the center airbag sensor assembly receives signals from the deceleration sensor, it determines whether the airbag squib and pretensioner squib should be activated.

DTC B1000/31 is recorded 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

INSPECTION PROCEDURE

Tech Tips

When a trouble code is displayed simultaneously with B1000/31, repair the malfunction indicated by this code (except B1000/31) first.

PROCEDURE


  1. CHECK CENTER AIRBAG SENSOR ASSEMBLY


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

    2. Clear the DTCs stored in the memory Click here.

    3. Turn the power switch off.

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

    5. 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