Power Back Door System Main 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 (PBD MAIN SW)

INSPECT POWER BACK DOOR MAIN SWITCH

CHECK HARNESS AND CONNECTOR (POWER BACK DOOR MAIN SWITCH - POWER BACK DOOR UNIT ASSEMBLY [POWER BACK DOOR ECU] AND BODY GROUND)

POWER BACK DOOR SYSTEM - Main Switch Circuit


DESCRIPTION

The power back door main switch only turns on while the switch is being pressed, and turns off when the switch is released.
When the power back door main switch is on, a power back door operation request signal is input to the power back door unit assembly (power back door ECU).

WIRING DIAGRAM


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


INSPECTION PROCEDURE

1.READ VALUE USING INTELLIGENT TESTER (PBD MAIN SW)

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

    Back Door
    Tester Display
    		Measurement Item/Range
    		Normal Condition
    		Diagnostic Note
    PBD Main SW
    		Power back door main switch / ON or OFF
    		ON: Power back door main switch is not pushed
    OFF: Power back door main switch is pushed
    		-
    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 POWER BACK DOOR MAIN SWITCH

  1. Remove the power back door main switch (Click here).

  1. Inspect the power back door main switch (Click here).



NG
REPLACE POWER BACK DOOR MAIN SWITCH (Click here)
OK


3.CHECK HARNESS AND CONNECTOR (POWER BACK DOOR MAIN SWITCH - POWER BACK DOOR UNIT ASSEMBLY [POWER BACK DOOR ECU] AND BODY GROUND)

  1. Disconnect the E104 power back door main switch connection.

  1. Disconnect the L52 power back door unit assembly (power back door ECU) connector.

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

    Standard Resistance:
    Tester Connection
    		Condition
    		Specified Condition
    E104-9 (MSW) - L52-17 (MSW)
    		Always
    		Below 1 Ω
    E104-6 (MSE) - Body ground
    		Always
    		Below 1 Ω
    E104-9 (MSW) - Body ground
    		Always
    		10 kΩ or higher


NG
REPAIR OR REPLACE HARNESS OR CONNECTOR
OK

REPLACE POWER BACK DOOR UNIT ASSEMBLY (POWER BACK DOOR ECU) (Click here)