Dtc B225D Tail Gate Panel Half Switch Or Courtesy Switch Lh

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

DESCRIPTION

WIRING DIAGRAM

INSPECTION PROCEDURE

READ VALUE USING GTS

CHECK DTC OUTPUT

INSPECT LOWER TAIL GATE LOCK ASSEMBLY LH

READ VALUE USING GTS

CHECK HARNESS AND CONNECTOR (LOWER TAIL GATE LOCK ASSEMBLY LH - NO. 2 MAIN BODY ECU AND BODY GROUND)

DTC B225D Tail Gate Panel Half Switch or Courtesy Switch LH


DESCRIPTION

The No. 2 main body ECU receives the half-latch switch, pawl switch and lower tail gate courtesy switch signals from the lower tail gate lock assembly LH and detects the open/closed status of the lower tail gate. DTC B225D is stored when the No. 2 main body ECU receives a half-latch switch, pawl switch or lower tail gate courtesy switch malfunction signal from the lower tail gate lock assembly LH.

DTC Code
DTC Detection Condition
Trouble Area
B225D
A half-latch switch, pawl switch or lower tail gate courtesy switch malfunction (open or short circuit) signal from the lower tail gate lock LH is received.
  1. Lower tail gate lock assembly LH
  2. Harness or connector
  3. No. 2 main body ECU

WIRING DIAGRAM


Land Cruiser. Urj200, 202 Grj200 Vdj200.Door Hatch.Tail Gate Closer System. Dtc B225D Tail Gate Panel Half Switch Or Courtesy Switch Lh


INSPECTION PROCEDURE

1.READ VALUE USING GTS

  1. Check the Data List for proper functioning of the half-latch switch, pawl switch and lower tail gate courtesy switch (Click here).

    Body No. 4
    Tester Display
    		Measurement Item/Range
    		Normal Condition
    		Diagnostic Note
    Half Latch Switch LH
    		Half-latch switch signal / ON or OFF
    		ON: Lower tail gate open
    OFF: Lower tail gate closed
    		-
    Courtesy Switch LH
    		Lower tail gate courtesy switch LH signal / ON or OFF
    		ON: Lower tail gate open
    OFF: Lower tail gate closed
    		-
    Luggage Pawl switch
    		Pawl switch signal / ON or OFF
    		ON: Lower tail gate lock motor operating
    OFF: Lower tail gate open or closed
    		-
    OK:
    The display is as specified in the normal condition.


NG
Go to step 3
OK


2.CHECK DTC OUTPUT

  1. Starting with the lower tail gate closed, open and close the lower tail gate 6 times.

  1. Check for DTCs (Click here).

  1. Clear the DTCs (Click here).

  1. Starting with the lower tail gate closed, open and close the lower tail gate 6 times.

  1. Recheck for DTCs (Click here).

    OK:
    DTC B225D is not output.


NG
REPLACE NO. 2 MAIN BODY ECU (Click here)
OK

USE SIMULATION METHOD TO CHECK (Click here)

3.INSPECT LOWER TAIL GATE LOCK ASSEMBLY LH

  1. Remove the lower tail gate lock assembly LH (Click here).

  1. Inspect the lower tail gate lock assembly LH (Click here).



NG
REPLACE LOWER TAIL GATE LOCK ASSEMBLY LH (Click here)
OK


4.READ VALUE USING GTS

  1. Check the Data List for proper function of the lower tail gate courtesy switch (Click here).

    Back Door
    Tester Display
    		Measurement Item/Range
    		Normal Condition
    		Diagnostic Note
    LH CTSY SW of Tail Gate Panel
    		Lower tail gate courtesy switch LH signal / ON or OFF
    		ON: Tail gate closed
    OFF: Tail gate open
    		-
    OK:
    The display is as specified in the normal condition.


NG
REPLACE POWER BACK DOOR UNIT ASSEMBLY (Click here)
OK


5.CHECK HARNESS AND CONNECTOR (LOWER TAIL GATE LOCK ASSEMBLY LH - NO. 2 MAIN BODY ECU AND BODY GROUND)

  1. Disconnect the h5 lower tail gate lock assembly LH connector.

  1. Disconnect the L50 and L51 No. 2 main body ECU connectors.

  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
    h5-1 (HAF) - L51-9 (HAF)
    		Always
    		Below 1 Ω
    h5-2 (FUL) - L51-4 (FUL)
    		Always
    		Below 1 Ω
    h5-4 (POL) - L50-15 (POL)
    		Always
    		Below 1 Ω
    h5-3 (E1) - Body ground
    		Always
    		Below 1 Ω
    h5-1 (HAF) - Body ground
    		Always
    		10 kΩ or higher
    h5-2 (FUL) - Body ground
    		Always
    		10 kΩ or higher
    h5-4 (POL) - Body ground
    		Always
    		10 kΩ or higher


NG
REPAIR OR REPLACE HARNESS OR CONNECTOR
OK

REPLACE NO. 2 MAIN BODY ECU (Click here)