Toyota Venza: Front Airbag Sensor LH Malfunction (B1615/14)

Toyota Venza Service Manual / Supplemental Restraint Systems / Airbag System / 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 to the center airbag sensor assembly to determine if the airbag should be deployed.

DTC B1615/14 is stored when a malfunction is detected in the front airbag sensor LH.

DTC No.	DTC Detection Condition	Trouble Area
B1615/14	Front airbag sensor LH malfunction Center airbag sensor assembly malfunction	Front airbag sensor LH Center airbag sensor assembly

WIRING DIAGRAM

PROCEDURE

1.	CHECK FRONT AIRBAG SENSOR LH

(a) Turn the ignition switch off.

(b) Disconnect the cable from the negative (-) battery terminal, and wait for at least 90 seconds.

(d) Connect the cable to the negative (-) battery terminal.

(e) Turn the ignition switch to ON, and wait for at least 60 seconds.

(f) Clear the DTCs stored in memory (See page ).

(g) Turn the ignition switch off.

(h) Turn the ignition switch to ON, and wait for at least 60 seconds.

(i) Check for DTCs (See page ).

Result	Proceed to
DTCs B1610/13 and B1615/14 are not output.	A
DTC B1615/14 is output.	B
DTC B1610/13 is output.	C

Text in Illustration

*1	Front Airbag Sensor RH
*2	Center Airbag Sensor Assembly

HINT:

Codes other than DTCs B1610/13 and B1615/14 may be output at this time, but they are not related to this check.

USE SIMULATION METHOD TO CHECK

REPLACE CENTER AIRBAG SENSOR ASSEMBLY

REPLACE FRONT AIRBAG SENSOR LH

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