Dtc B2343 Position Initialization Incomplete

Vehicle Exterior. Land Cruiser. Urj200, 202 Grj200 Vdj200
Sliding Roof Convertible. Land Cruiser. Urj200, 202 Grj200 Vdj200

DESCRIPTION

WIRING DIAGRAM

INSPECTION PROCEDURE

INITIALIZE SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY (SLIDING ROOF ECU)

CHECK FOR DTC

CHECK HARNESS AND CONNECTOR (SLIDING ROOF DRIVE GEAR - MAP LIGHT)

INSPECT MAP LIGHT ASSEMBLY (SLIDING ROOF SWITCH)

DTC B2343 Position Initialization Incomplete


DESCRIPTION

This DTC is output when the sliding roof drive gear (sliding roof ECU) has not been initialized.

DTC Code
DTC Detection Condition
Trouble Area
B2343
The sliding roof drive gear (sliding roof ECU) has not been initialized
  1. Sliding roof drive gear sub-assembly (Sliding roof ECU)
  2. Map light assembly (Sliding roof switch)
  3. Harness or connector

WIRING DIAGRAM


Land Cruiser. Urj200, 202 Grj200 Vdj200.Sliding Roof Convertible.Sliding Roof System. Dtc B2343 Position Initialization Incomplete


INSPECTION PROCEDURE

1.INITIALIZE SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY (SLIDING ROOF ECU)

  1. Check that the sliding roof drive gear can be initialized (Click here).

    OK:
    Sliding roof drive gear can be initialized.


NG
Go to step 3
OK


2.CHECK FOR DTC

  1. Clear the DTCs (Click here).

  1. Check the DTCs (Click here).

    Result
    Result
    		Proceed to
    No DTC is output
    		A
    DTC B2343 is output
    		B


B
REPLACE SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY (SLIDING ROOF ECU) (Click here)
A

END

3.CHECK HARNESS AND CONNECTOR (SLIDING ROOF DRIVE GEAR - MAP LIGHT)
Land Cruiser. Urj200, 202 Grj200 Vdj200.Sliding Roof Convertible.Sliding Roof System. Dtc B2343 Position Initialization Incomplete

  1. Disconnect the R5 drive gear connector.

  1. Disconnect the R7 map light connector.

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

    Standard Resistance:
    Tester Connection
    		Condition
    		Specified Condition
    R5-10 (UP) - R7-19 (UP)
    		Always
    		Below 1 Ω
    R5-8 (DWN) - R7-18 (DOWN)
    		Always
    		Below 1 Ω
    R5-7 (OPN) - R7-8 (OPN)
    		Always
    		Below 1 Ω
    R5-9 (CLS) - R7-7 (CLS)
    		Always
    		Below 1 Ω
    R7-17 (GND9) - Body ground
    		Always
    		Below 1 Ω
    R5-2 (E) - Body ground
    		Always
    		Below 1 Ω
    R5-10 (UP) or R7-19 (UP) - Body ground
    		Always
    		10 kΩ or higher
    R5-8 (DWN) or R7-18 (DOWN) - Body ground
    		Always
    		10 kΩ or higher
    R5-7 (OPN) or R7-8 (OPN) - Body ground
    		Always
    		10 kΩ or higher
    R5-9 (CLS) or R7-7 (CLS) - Body ground
    		Always
    		10 kΩ or higher


NG
REPAIR OR REPLACE HARNESS OR CONNECTOR
OK


4.INSPECT MAP LIGHT ASSEMBLY (SLIDING ROOF SWITCH)
Land Cruiser. Urj200, 202 Grj200 Vdj200.Sliding Roof Convertible.Sliding Roof System. Dtc B2343 Position Initialization Incomplete

  1. Remove the map light (Click here).

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

    Standard Resistance:
    Tester Connection
    		Switch Condition
    		Specified Condition
    19 (UP) - 17 (GND9)
    		UP switch is pressed
    		Below 1 Ω
    19 (UP) - 17 (GND9)
    		UP switch is not pressed
    		10 kΩ or higher
    18 (DOWN) - 17 (GND9)
    		DOWN switch is pressed
    		Below 1 Ω
    18 (DOWN) - 17 (GND9)
    		DOWN switch is not pressed
    		10 kΩ or higher
    8 (OPN) - 17 (GND9)
    		OPEN switch is pressed
    		Below 1 Ω
    8 (OPN) - 17 (GND9)
    		OPEN switch is not pressed
    		10 kΩ or higher
    7 (CLS) - 17 (GND9)
    		CLOSE switch is pressed
    		Below 1 Ω
    7 (CLS) - 17 (GND9)
    		CLOSE switch is not pressed
    		10 kΩ or higher


NG
REPLACE MAP LIGHT ASSEMBLY (SLIDING ROOF SWITCH) (Click here)
OK

REPLACE SLIDING ROOF DRIVE GEAR SUB-ASSEMBLY (SLIDING ROOF ECU) (Click here)