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

Lost Communication with Front Airbag Sensor LH (B1617/84,B1618/84)

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 ...

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 receiv ...

Other materials about Toyota Venza:

Power Window Motor Malfunction (B2311)
DESCRIPTION The power window regulator motor is operated by the power window regulator master switch assembly or power window regulator switch assembly. The power window regulator motor assembly has motor, regulator and ECU functions. This DTC is output ...

Dtc Check / Clear
DTC CHECK / CLEAR HINT: Use the Techstream to read and clear the DTC of the occupant classification ECU, otherwise the DTCs cannot be read and cleared. 1. DTC CHECK (a) Turn the ignition switch off. (b) Connect the Techstream to the DLC3. (c) Turn the ...

Power back door switch (vehicles with power back door)
Push the switch to close. Pressing the switch again while the power back door is closing will cause it to open again. However, the reverse operation cannot be performed for the first second after pressing the switch to close the door. The back door ca ...