CLEARANCE SONAR SYSTEM Clearance Warning Buzzer Circuit

DESCRIPTION

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

WIRING DIAGRAM

A01BDXCE01

INSPECTION PROCEDURE

PROCEDURE


  1. CHECK HARNESS AND CONNECTOR (CLEARANCE WARNING ECU - CLEARANCE WARNING INDICATOR)


    1. A01BCD8E01

      Disconnect the connectors from the clearance warning ECU H33 and clearance warning indicator H15.

    2. Measure the resistance according to the value(s) in the table below.

      Resistance

      Tester connection

      (Symbols)

      		 Condition Specified condition

      H33-10 (CBZ) -

      H15-11 (BZ)

      		 Always Below 1 Ω

      H33-10 (CBZ) -

      Body ground

      		 Always 10 kΩ or higher

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

    RETURN TO THE ORIGINAL INSPECTION FLOW BECAUSE THE CHECK RESULT IS NORMAL