LIGHTING SYSTEM Hazard Warning Switch Circuit

DESCRIPTION

The turn signal flasher receives a hazard warning signal switch information signal and illuminates the turn signal lights.

WIRING DIAGRAM

A01XLJCE01

PROCEDURE


  1. INSPECT HAZARD WARNING SIGNAL SWITCH ASSEMBLY

    A01XKMB

    1. A01XFRE

      w/ Display


      1. Remove the hazard warning signal switch Click here.

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

        Standard Resistance
        Tester Connection Switch Condition Specified Condition
        1 - 4 Hazard warning signal switch on Below 1 Ω
        Hazard warning signal switch off 10 kΩ or higher

    2. w/o Display


      1. Remove the hazard warning signal switch Click here.

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

        Standard Resistance
        Tester Connection Switch Condition Specified Condition
        16 - 3 Hazard warning signal switch on Below 1 Ω
        Hazard warning signal switch off 10 kΩ or higher

    NG

    REPLACE HAZARD WARNING SIGNAL SWITCH ASSEMBLY Click here

    OK

  2. CHECK HARNESS AND CONNECTOR (HAZARD WARNING SIGNAL SWITCH ASSEMBLY - TURN SIGNAL FLASHER ASSEMBLY AND BODY GROUND)


    • *1: w/ Navigation System

    • *2: w/o Navigation System


    1. Disconnect the y1*1 or G160*2 hazard warning signal switch connector.

    2. Disconnect the G8 turn signal flasher connector.

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

      Standard Resistance
      w/ Navigation System
      Tester Connection Condition Specified Condition
      y1- 4 - 8 (HAZ) Always Below 1 Ω
      y1-1 - Body ground Always Below 1 Ω
      y1-4 - Body ground Always 10 kΩ or higher
      w/o Navigation System
      Tester Connection Condition Specified Condition
      G160-3 - 8 (HAZ) Always Below 1 Ω
      G160-16 - Body ground Always Below 1 Ω
      G160-3 - Body ground Always 10 kΩ or higher

    OK

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

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR