Approaching Vehicle Sound For Pedestrians (VSP) Warning Lamp Signal Circuit

APPROACHING VEHICLE SOUND FOR PEDESTRIANS (VSP) WARNING LAMP SIGNAL CIRCUIT

Description

VSP warning lamp turns ON/OFF according to VSP warning lamp signal transmitted from VSP control unit.


Component Function Check


1. CHECK VSP WARNING LAMP OPERATION

1.Connect the CONSULT.
2.Select the "ACTIVE TEST" for the "VSP" and perform the "VSP IND".





- INSPECTION END


Diagnosis Procedure


1. CHECK FUSE

Check that the following fuse is not fusing.





Is the fuse fusing?
YES- Replace the fuse after repairing the applicable circuit.
NO- GO TO 2.

2. CHECK VSP WARNING LAMP POWER SUPPLY CIRCUIT

1.Power switch OFF.
2.Disconnect front passenger air bag OFF indicator harness connector.
3.Power switch ON.
4.Check voltage between front passenger air bag OFF indicator harness connector and ground.





Is the inspection result normal?
YES- GO TO 3.
NO- Repair the harness or connector.

3. CHECK VSP WARNING LAMP SIGNAL CIRCUIT

1.Power switch OFF.
2.Disconnect VSP control unit harness connector.
3.Check the continuity between VSP control unit harness connector and front passenger air bag OFF indicator harness connector.





4.Check the continuity between VSP control unit harness connector and ground.





Is the inspection result normal?
YES- INSPECTION END.
NO- Repair the harness or connector.