Toyota Tacoma (2015-2018) Service Manual: Center Airbag Sensor Assembly Malfunction (B1000/31)

Toyota Tacoma (2015-2018) Service Manual / Supplemental Restraint Systems / Airbag System / Center Airbag Sensor Assembly Malfunction (B1000/31)

DESCRIPTION

The airbag sensor assembly consists of a 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 or not the SRS should be activated.

DTC B1000/31 is set when a malfunction is detected in the airbag sensor assembly.

DTC No.	DTC Detecting Condition	Trouble Area
B1000/31	Airbag sensor assembly malfunction	Airbag sensor assembly

HINT:

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

PROCEDURE

CHECK DTC

(a) Check for DTCs (See page Result ).

Result

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

NOTICE:

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

HINT:

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

REPLACE AIRBAG SENSOR ASSEMBLY

GO TO DIAGNOSTIC TROUBLE CODE CHART

Rear Airbag Sensor LH Circuit Malfunction (B1635/24)

DESCRIPTION The airbag sensor LH consists of parts such as the safing sensor, the diagnostic circuit and the lateral deceleration sensor. When the airbag sensor assembly receives signals from the ...

Front Airbag Sensor LH Circuit Malfunction (B1615/14)

DESCRIPTION The front airbag sensor LH consists of parts such as the diagnostic circuit and the frontal detection sensor. When the airbag sensor assembly receives signals from the frontal decelera ...

Other materials:

Lost Communication with Meter (B1324)
DESCRIPTION This DTC is stored when a communication error occurs between the radio and display receiver assembly and combination meter assembly. DTC No. DTC Detection Condition Trouble Area B1324 After the radio and display receiver as ...

Lost Communication with ECM / PCM "A" (U0100-U0142,U0155)
DESCRIPTION These DTCs are stored when the clearance warning ECU assembly cannot receive and recognize several signals via the CAN communication system. DTC No. DTC Detection Condition Trouble Area U0100 Lost Communication with ECM / P ...

System Description
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