Toyota Venza: Driver Side Seat Belt Warning Light does not Operate

Toyota Venza Service Manual / Seat Belt / Seat Belt Warning System / Driver Side Seat Belt Warning Light does not Operate

DESCRIPTION

When the ignition switch is ON, the center airbag sensor assembly transmits front seat inner belt status signals to the combination meter assembly through CAN. If the driver seat belt is not fastened, the combination meter assembly blinks the driver side seat belt warning light. If the seat belt is fastened, the warning light goes off.

WIRING DIAGRAM

CAUTION / NOTICE / HINT

NOTICE:

The seat belt warning system uses the CAN communication system. First, confirm that there is no malfunction in the CAN communication system. Refer to the How to Proceed with Troubleshooting procedure (See page ).

PROCEDURE

1.	CHECK DTC OUTPUT (CAN COMMUNICATION SYSTEM)

(a) Clear the DTC (See page ).

(b) Recheck for DTCs.

Result	Proceed to
DTC is not output	A
DTC is output	B

GO TO CAN COMMUNICATION SYSTEM

2.	CHECK DTC OUTPUT (AIRBAG SYSTEM)

(a) Clear the DTC (See page ).

(b) Recheck for DTCs.

Result	Proceed to
DTC is not output	A
DTC is output	B

GO TO AIRBAG SYSTEM

3.	PERFORM ACTIVE TEST USING TECHSTREAM

(a) Connect the Techstream to the DLC3.

(b) Turn the ignition switch to ON.

(d) Enter the following menus: Body Electrical / Combination Meter / Active Test.

(e) Perform the Active Test according to the display on the Techstream.

Combination Meter (Combination Meter Assembly)

Tester Display	Test Part	Control Range	Diagnostic Note
Driver Side Seat Belt	Driver side seat belt warning light	OFF or ON	Confirm that the vehicle stopped with the engine idling

OK:

The driver side seat belt warning light on the combination meter assembly operates normally.

USE SIMULATION METHOD TO CHECK

REPLACE COMBINATION METER ASSEMBLY

Data List / Active Test

DATA LIST / ACTIVE TEST 1. DATA LIST HINT: Using the Techstream to read the Data List allows the values or states of switches, sensors, actuators and other items to be read without removing any p ...

On-vehicle Inspection

ON-VEHICLE INSPECTION PROCEDURE 1. INSPECT DRIVER SIDE SEAT BELT WARNING (a) Turn the ignition switch to ON. (b) When the driver side seat belt is not fastened, check that the driver side seat b ...

Other materials about Toyota Venza:

Removal
REMOVAL CAUTION / NOTICE / HINT NOTICE: w/Camera mirror:The timing of the change between high beams and low beams differs depending on the light transmission rate of the glass. For this reason, when replacing the windshield, replace it with an original ...

Random / Multiple Cylinder Misfire Detected (P0300-P0304)
DESCRIPTION When the engine misfires, high concentrations of hydrocarbons (HC) enter the exhaust gas. Extremely high hydrocarbon concentration levels can cause an increase in exhaust emission levels. Extremely high concentrations of hydrocarbons can also ...

Check For Intermittent Problems
CHECK FOR INTERMITTENT PROBLEMS HINT: Inspect the ECM using check mode. Intermittent problems are easier to detect with the Techstream when the ECM is in check mode. In check mode, the ECM uses 1 trip detection logic, which is more sensitive to malfuncti ...