Lighting System Hazard Warning Switch Circuit

Vehicle Exterior. Land Cruiser. Urj200, 202 Grj200 Vdj200
Lighting (Ext). Land Cruiser. Urj200, 202 Grj200 Vdj200

DESCRIPTION

WIRING DIAGRAM

INSPECTION PROCEDURE

CHECK VEHICLE TYPE

INSPECT HAZARD WARNING SIGNAL SWITCH

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

INSPECT MULTI-DISPLAY (HAZARD WARNING SIGNAL SWITCH)

CHECK HARNESS AND CONNECTOR (MULTI-DISPLAY [HAZARD WARNING SIGNAL SWITCH] - TURN SIGNAL FLASHER ASSEMBLY AND BODY GROUND)

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


Land Cruiser. Urj200, 202 Grj200 Vdj200.Lighting (Ext).Lighting System.Lighting System Hazard Warning Switch Circuit


INSPECTION PROCEDURE

1.CHECK VEHICLE TYPE

  1. Check the vehicle type.

    Result
    Result
    		Proceed to
    w/o Multi-display
    		A
    w/ Multi-display
    		B


B
Go to step 4
A


2.INSPECT HAZARD WARNING SIGNAL SWITCH

  1. Remove the hazard warning signal switch (Click here).

  1. Inspect the hazard warning signal switch (Click here).



NG
REPLACE HAZARD WARNING SIGNAL SWITCH (Click here)
OK


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

  1. Disconnect the F11 hazard warning signal switch connector.

  1. Disconnect the E19 turn signal flasher connector.

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

    Standard Resistance:
    Tester Connection
    		Condition
    		Specified Condition
    F11-4 (F) - E19-8 (HAZ)
    		Always
    		Below 1 Ω
    F11-1 (E) - Body ground
    F11-4 (F) - Body ground
    		Always
    		10 kΩ or higher


NG
REPAIR OR REPLACE HARNESS OR CONNECTOR
OK

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

4.INSPECT MULTI-DISPLAY (HAZARD WARNING SIGNAL SWITCH)


    Land Cruiser. Urj200, 202 Grj200 Vdj200.Lighting (Ext).Lighting System.Lighting System Hazard Warning Switch Circuit

  1. Remove the multi-display (Click here).

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

    Standard Resistance:
    Tester Connection
    		Switch Condition
    		Specified Condition
    21 (HAZ) - Body ground (Multi-display body ground)
    		Hazard warning switch on
    		Below 1 Ω
    Hazard warning switch off
    		10 kΩ or higher


NG
REPLACE MULTI-DISPLAY (HAZARD WARNING SIGNAL SWITCH) (Click here)
OK


5.CHECK HARNESS AND CONNECTOR (MULTI-DISPLAY [HAZARD WARNING SIGNAL SWITCH] - TURN SIGNAL FLASHER ASSEMBLY AND BODY GROUND)

  1. Disconnect the F79 multi-display connector.

  1. Disconnect the E19 turn signal flasher connector.

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

    Standard Resistance:
    Tester Connection
    		Condition
    		Specified Condition
    F79-21 (HAZ) - E19-8 (HAZ)
    		Always
    		Below 1 Ω
    F79-13 (GND1) - Body ground
    F79-21 (HAZ) - Body ground
    		Always
    		10 kΩ or higher


NG
REPAIR OR REPLACE HARNESS OR CONNECTOR
OK

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