Approaching Vehicle Sound For Pedestrians (VSP) Speaker Signal Circuit

APPROACHING VEHICLE SOUND FOR PEDESTRIANS (VSP) SPEAKER SIGNAL CIRCUIT

Description

The VSP control unit outputs the VSP speaker signal to the VSP speaker.


Component Function Check


1. CHECK VSP SPEAKER OPERATION

1.Connect the CONSULT.
2.Select the "ACTIVE TEST" for the "VSP"and perform the "VSP SPEAKER".
- INSPECTION END


Diagnosis Procedure


1. CHECK VSP SPEAKER SIGNAL CIRCUIT

1.Power switch OFF.
2.Disconnect VSP control unit and VSP speaker connector.
3.Check continuity between VSP control unit harness connector and VSP speaker harness connector.





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





Is the inspection result normal?
YES- GO TO 2.
NO- Repair harness or connector.

2. CHECK VSP SPEAKER OUTPUT SIGNAL

1.Connect VSP control unit and VSP speaker connector.
2.Power switch ON.
3.Check signal between VSP control unit harness connector.





Is the inspection result normal?
YES- INSPECTION END
NO- Replace VSP control unit. Refer to "Removal and Installation" Removal And Installation.