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 assembly consists of parts such as the airbag sensor, the safing sensor, the drive circuit, the diagnostic circuit and the ignition control.
When the center airbag sensor assembly receives signals from the airbag sensor, it determines whether or not the SRS should be activated.
B1000/31 is set when a malfunction is detected in the center airbag sensor assembly.





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 ignition switch to the LOCK position.
(b) Disconnect the negative (-) terminal cable from the battery, and wait for at least 90 seconds.
(c) Connect the negative (-) terminal cable to the battery, and wait for at least 2 seconds.
(d) Turn the ignition switch to the ON position, and wait for at least 60 seconds.
(e) Clear any DTCs stored in the memory DTC Check / Clear.
(f) Turn the ignition switch to the LOCK position.
(g) Turn the ignition switch to the ON position, 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