LANE DEPARTURE ALERT SYSTEM Power Source Circuit

DESCRIPTION

This circuit provides power to operate the lane departure warning camera.

WIRING DIAGRAM

A005B0WE23
*1 from IG1 NO. 1 Relay
*2 ECU-IG NO. 2
*3 Lane Departure Warning Camera

CAUTION / NOTICE / HINT

Note

Inspect the fuses for circuits related to this system before performing the following procedure.

PROCEDURE


  1. CHECK TERMINAL VOLTAGE (POWER SOURCE OF LANE DEPARTURE WARNING CAMERA)


    1. A005DKSE02
      Text in Illustration
      *a

      Front view of wire harness connector

      (to Lane Departure Warning Camera)

      Disconnect the U13 lane departure warning camera connector.

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

      Standard Voltage
      Tester Connection Condition Specified Condition
      U13-7 (IGB) - Body ground Power switch on (IG) 11 to 14 V
      U13-7 (IGB) - Body ground Power switch off Below 1 V

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      U13-11 (GND) - Body ground Always Below 1 Ω

    OK

    PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE Click here

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR