Toyota Venza: Center Airbag Sensor Assembly Malfunction (B1000/31)

Toyota Venza Service Manual / Supplemental Restraint Systems / Airbag System / Center Airbag Sensor Assembly Malfunction (B1000/31)

DESCRIPTION

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

If the center airbag sensor assembly receives signals from the deceleration sensor, it determines whether or not the SRS should be activated.

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

DTC No.	DTC Detection Condition	Trouble Area
B1000/31	Center airbag sensor assembly malfunction	Center airbag sensor assembly

PROCEDURE

CHECK DTC

(a) Check for DTCs (See page ).

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 center airbag sensor assembly.

HINT:

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

REPLACE CENTER AIRBAG SENSOR ASSEMBLY

GO TO DIAGNOSTIC TROUBLE CODE CHART

Front Airbag Sensor LH Malfunction (B1615/14)

DESCRIPTION The front airbag sensor LH circuit consists of the center airbag sensor assembly and front airbag sensor LH. The front airbag sensor LH detects impacts to the vehicle and sends signals ...

Lost Communication with Front Airbag Sensor RH (B1612/83,B1613/83)

DESCRIPTION The front airbag sensor RH circuit consists of the center airbag sensor assembly and front airbag sensor RH. The front airbag sensor RH detects impacts to the vehicle and sends signals ...

Other materials about Toyota Venza:

Precaution
PRECAUTION 1. TROUBLESHOOTING PRECAUTION NOTICE: Be sure to read the supplemental restraint system precautions thoroughly before servicing the brake system (See page ). Care must be taken to replace each part properly as it could affect ...

Reassembly
REASSEMBLY PROCEDURE 1. INSTALL FRONT SEAT WIRE (a) Engage the 2 clamps to install the front seat wire. (b) Connect the 4 connectors. 2. INSTALL OCCUPANT CLASSIFICATION ECU 3. INSTALL FRONT LOW ...

Problem Symptoms Table
PROBLEM SYMPTOMS TABLE HINT: Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" ...