SEAT BELT WARNING SYSTEM Driver Side Seat Belt Warning Light does not Operate

DESCRIPTION

When the engine switch is on (IG), the center airbag sensor transmits front seat inner belt state signals to the combination meter through the CAN. If the driver seat belt is not fastened, the combination meter blinks the driver side seat belt warning light. If the seat belt is fastened, the warning light goes off.

WIRING DIAGRAM

INSPECTION PROCEDURE

PROCEDURE

1. CHECK FOR DTC

   
   

   1. Check for DTCs.

      Result

      Result	Proceed to
      DTC is not output	A
      CAN system DTC is output (for LHD)	B
      CAN system DTC is output (for RHD)	C
      Airbag system DTC is output	D

   
   

   B

   Go to CAN COMMUNICATION SYSTEM Click here

   C

   Go to CAN COMMUNICATION SYSTEM Click here

   D

   Go to AIRBAG SYSTEM Click here

   A

2. PERFORM ACTIVE TEST USING INTELLIGENT TESTER (DRIVER SIDE SEAT BELT WARNING LIGHT)

   
   

   1. Operate the intelligent tester according to the steps on the display and select "Active Test".

      Combination Meter

      Item	Test Part	Control Range	Diagnostic Note
      Indicat. Lamp D-Seat Belt	Driver side seat belt warning light	ON or OFF	Confirm that the Vehicle is Stopped and Engine Idling

      OK
      Driver side seat belt warning light condition can be switched by "Active Test".

   
   

   NG

   REPLACE COMBINATION METER Click here

   OK

3. REPLACE CENTER AIRBAG SENSOR ASSEMBLY

   
   

   1. Temporarily replace the center airbag sensor with a new one Click here.

   
   

   NEXT

4. CHECK DRIVER SIDE SEAT BELT WARNING LIGHT

   
   

   1. Check the driver side seat belt warning light function Click here.

      OK
      Driver side seat belt warning light operates normally.

   
   

   NG

   REPLACE COMBINATION METER Click here

   OK

   END (CENTER AIRBAG SENSOR IS DEFECTIVE)