Front Clearance Sonar Sensor LH Circuit

PARK ASSIST / MONITORING: INTUITIVE PARKING ASSIST SYSTEM: Front Clearance Sonar Sensor LH Circuit

Front Clearance Sonar Sensor LH Circuit

DESCRIPTION

The ultrasonic sensor sends and receives ultrasonic waves. Based on the received wave, the sensor calculates the approximate distance value between the vehicle and the obstacle, and sends the distance value as a signal to the clearance warning ECU.

WIRING DIAGRAM





INSPECTION PROCEDURE

PROCEDURE

1. REPLACE FRONT CORNER NO. 1 ULTRASONIC SENSOR LH
(a) Replace the ultrasonic sensor with a normally functioning sensor Removal.
NEXT -- Continue to next step.
2. CHECK HARNESS AND CONNECTOR (FRONT CORNER SENSOR LH - FRONT CORNER SENSOR RH)




(a) Disconnect the C1 and B1 sensor connectors.
(b) Measure the resistance according to the value(s) in the table below.
Standard resistance:






NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE