B1000

SUPPLEMENTAL RESTRAINT SYSTEM: AIRBAG SYSTEM: B1000/31: Center Airbag Sensor Assembly Malfunction

DTC B1000/31 - Center Airbag Sensor Assembly Malfunction

DESCRIPTION

The center airbag sensor consists of the airbag sensor, the safing sensor, the drive circuit, the diagnosis circuit and the power control.
When the center airbag sensor receives signals from the airbag sensor, it determines whether or not the SRS should be activated.
DTC B1000/31 is set when a malfunction is detected in the center airbag sensor.





HINT: When any other DTCs are set simultaneously with B1000/31, repair the malfunctions indicated by those DTCs first.

INSPECTION PROCEDURE

PROCEDURE

1. CHECK CENTER AIRBAG SENSOR ASSEMBLY




(a) Turn the power switch OFF.
(b) Disconnect the cable from the negative (-) battery terminal, and wait for at least 90 seconds.
(c) Connect the cable to the negative (-) battery terminal, and wait for at least 2 seconds.
(d) Turn the power switch ON (IG), and wait for at least 60 seconds.
(e) Clear the DTCs DTC Check / Clear.
(f) Turn the power switch OFF.
(g) Turn the power switch ON (IG), and wait for at least 60 seconds.
(h) Check for DTCs DTC Check / Clear.
OK:
DTC B1000/31 is not output.
NG -- REPLACE CENTER AIRBAG SENSOR ASSEMBLY
OK -- USE SIMULATION METHOD TO CHECK