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AIRBAG SYSTEM, Diagnostic DTC:B1000/31

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

The center airbag sensor consists of a deceleration sensor, safing sensor, electronic safing sensor, ignition control circuit and diagnosis circuit.

If the center airbag sensor receives signals from the airbag sensor, it determines whether the SRS should be activated.

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

DTC Code DTC Detection Condition Trouble Area
B1000/31 A center airbag sensor malfunction. Center airbag sensor assembly
Tip:

When a trouble code is output simultaneously with B1000/31, repair the malfunction indicated by the other code first.

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INSPECTION PROCEDURE

Note:

  • After turning the ignition switch off, waiting time may be required before disconnecting the cable from the battery terminal. Therefore, make sure to read the disconnecting the cable from the battery terminal notice before proceeding with work (Click here).

  • When disconnecting the cable from the negative (-) battery terminal while performing repairs, some systems need to be initialized after the cable is reconnected (Click here).

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PROCEDURE


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    CHECK CENTER AIRBAG SENSOR


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

    2. Check for DTCs (Click here).

      Table 1. Result
      Result Proceed to
      DTC B1000/31 is output A
      DTC B1000/31 and other DTCs are output B

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    REPLACE CENTER AIRBAG SENSOR ASSEMBLYClick here

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    Go to DIAGNOSTIC TROUBLE CODE CHARTClick here