Power Back Door System Power Back Door Opener / Closer Switch Circuit

Vehicle Exterior. Land Cruiser. Urj200, 202 Grj200 Vdj200
Door Hatch. Land Cruiser. Urj200, 202 Grj200 Vdj200

DESCRIPTION

WIRING DIAGRAM

INSPECTION PROCEDURE

READ VALUE USING INTELLIGENT TESTER (BACK DOOR OPEN SW)

INSPECT DOOR CONTROL SWITCH

CHECK HARNESS AND CONNECTOR (DOOR CONTROL SWITCH - MAIN BODY ECU [COWL SIDE JUNCTION BLOCK LH] AND BODY GROUND)

POWER BACK DOOR SYSTEM - Power Back Door Opener / Closer Switch Circuit


DESCRIPTION

The door control switch only turns on while the switch is being pressed, and turns off when the switch is released.
When the switch is on, a power back door operation request signal is input to the main body ECU (cowl side junction block LH) to operate the back door.

WIRING DIAGRAM


Land Cruiser. Urj200, 202 Grj200 Vdj200.Door Hatch.Tail Gate Closer System.Power Back Door System Power Back Door Opener / Closer Switch Circuit


INSPECTION PROCEDURE

1.READ VALUE USING INTELLIGENT TESTER (BACK DOOR OPEN SW)

  1. Check the Data List for proper functioning of the door control switch (Click here).

    Main Body
    Tester Display
    		Measurement Item/Range
    		Normal Condition
    		Diagnostic Note
    Back Door Open SW
    		Door control switch signal / ON or OFF
    		ON: Door control switch on
    OFF: Door control switch off
    		-
    OK:
    The display is as specified in the normal condition.


NG
Go to step 2
OK

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

2.INSPECT DOOR CONTROL SWITCH

  1. Remove the door control switch (Click here).

  1. Inspect the door control switch (Click here).



NG
REPLACE DOOR CONTROL SWITCH (Click here)
OK


3.CHECK HARNESS AND CONNECTOR (DOOR CONTROL SWITCH - MAIN BODY ECU [COWL SIDE JUNCTION BLOCK LH] AND BODY GROUND)

  1. Disconnect the E105 door control switch connector.

  1. Disconnect the E2 main body ECU (cowl side junction block LH) connector.

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

    Standard Resistance:
    Tester Connection
    		Condition
    		Specified Condition
    E105-6 (CSW) - E2-2 (PBDS)
    		Always
    		Below 1 Ω
    E105-3 (E) - Body ground
    		Always
    		Below 1 Ω
    E105-6 (CSW) - Body ground
    		Always
    		10 kΩ or higher


NG
REPAIR OR REPLACE HARNESS OR CONNECTOR
OK

REPLACE MAIN BODY ECU (COWL SIDE JUNCTION BLOCK LH)