AIRBAG SYSTEM, Diagnostic DTC:B1000/31

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

DESCRIPTION

The airbag ECU assembly consists of the deceleration sensor, safing sensor, drive circuit, diagnosis circuit, ignition control, etc.

If the airbag ECU assembly receives signals from the deceleration sensor, it determines whether or not the airbag squib and pretensioner squib should be activated.

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

DTC No. DTC Detection Condition Trouble Area
B1000/31 Airbag ECU assembly malfunction Airbag ECU assembly

INSPECTION PROCEDURE

PROCEDURE


  1. CHECK DTC


    1. Check for DTCs Click here.

      Result
      Result Proceed to
      DTC B1000/31 is output A
      DTC B1000/31 and other DTCs are output B

      Note

      If only DTC B1000/31 is output, do not clear the DTC, replace the airbag ECU assembly.

      Tech Tips

      If any DTCs other than DTC B1000/31 are also output, troubleshoot those DTCs first.


    B

    GO TO DIAGNOSTIC TROUBLE CODE CHART Click here

    A

    REPLACE AIRBAG ECU ASSEMBLY Click here