DTC    B1000/31    Center Airbag Sensor Assembly Malfunction

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DESCRIPTION

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

INSPECTION PROCEDURE

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

1.CHECK AIRBAG SENSOR ASSEMBLY

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

  1. Clear the DTCs stored in memory (Click here).

  1. Turn the power switch off.

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

  1. Check for DTCs (Click here).

    OK:
    DTC B1000/31 is not output.



NG
REPLACE AIRBAG SENSOR ASSEMBLY (Click here)
OK

USE SIMULATION METHOD TO CHECK (Click here)