LANE DEPARTURE ALERT SYSTEM Power Source Circuit

DESCRIPTION

This circuit provides power to operate the forward recognition camera.

WIRING DIAGRAM

A01WR0OE63
*1 from IG Circuit
*2 ECU-IG NO. 2
*3 Forward Recognition Camera

CAUTION / NOTICE / HINT

Note

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

PROCEDURE


  1. CHECK HARNESS AND CONNECTOR (POWER SOURCE VOLTAGE)


    1. Disconnect the R15 forward recognition camera connector.

    2. Turn the engine switch on (IG).

    3. A01WSUNE03
      Text in Illustration
      *a

      Front view of wire harness connector

      (to Forward Recognition Camera)

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

      Standard Voltage
      Tester Connection Condition Condition
      R15-7 (IGB) - Body ground Engine switch on (IG) 11 to 14 V

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  2. CHECK HARNESS AND CONNECTOR (FORWARD RECOGNITION CAMERA - BODY GROUND)


    1. Disconnect the R15 forward recognition camera connector.

    2. A01WV0SE03
      Text in Illustration
      *a

      Front view of wire harness connector

      (to Forward Recognition Camera)

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

      Standard Resistance
      Tester Connection Condition Condition
      R15-10 (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