Clearance Warning Buzzer Circuit

PARK ASSIST / MONITORING: INTUITIVE PARKING ASSIST SYSTEM: Clearance Warning Buzzer Circuit

Clearance Warning Buzzer Circuit

DESCRIPTION

The clearance warning ECU receives the ultrasonic sensor signal to sound the clearance warning buzzer.

WIRING DIAGRAM





INSPECTION PROCEDURE

PROCEDURE

1. CHECK HARNESS AND CONNECTOR (BUZZER - ECU AND BATTERY)




(a) Disconnect the E10 clearance warning buzzer connector.
(b) Disconnect the E31 clearance warning ECU connector.
(c) Measure the voltage of the wire harness side connector.
Standard voltage:





(d) Check the resistance.
Standard resistance:





(e) Reconnect the buzzer connector.
(f) Reconnect the ECU connector.
NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE