Sliding Roof System Sliding Roof Ecu Power Source Circuit

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

DESCRIPTION

WIRING DIAGRAM

INSPECTION PROCEDURE

READ VALUE USING INTELLIGENT TESTER (IGNITION SWITCH SIGNAL)

INSPECT FUSE (S/ROOF, ECU-IG NO. 2)

CHECK HARNESS AND CONNECTOR (SLIDING ROOF DRIVE GEAR - BATTERY AND BODY GROUND)

SLIDING ROOF SYSTEM - Sliding Roof ECU Power Source Circuit


DESCRIPTION

If the sliding function and tilt function do not operate, there may be a malfunction in the sliding roof ECU power source circuit.

WIRING DIAGRAM


Land Cruiser. Urj200, 202 Grj200 Vdj200.Sliding Roof Convertible.Sliding Roof System.Sliding Roof System Sliding Roof Ecu Power Source Circuit


INSPECTION PROCEDURE

1.READ VALUE USING INTELLIGENT TESTER (IGNITION SWITCH SIGNAL)

  1. Use the Data List to check if the ignition switch signal is functioning properly (Click here).


Sliding Roof
Tester Display
Test Part
Control Range
Diagnostic Note
Ignition (MPX)
Ignition switch signal (MPX signal)/ON or OFF
ON: Engine switch on (IG)
OFF: Engine switch off
-
Ignition (Direct Signal)
Ignition switch signal/ON or OFF
ON: Engine switch on (IG)
OFF: Engine switch off
-
OK:
The intelligent tester displays as shown in the table according to the operation of each switch.


NG
Go to step 2
OK

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

2.INSPECT FUSE (S/ROOF, ECU-IG NO. 2)

  1. Remove the S/ROOF and ECU-IG NO. 2 fuses from the main body ECU.

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

    Standard Resistance:
    Tester Connection
    		Condition
    		Specified Condition
    S/ROOF fuse
    		Always
    		Below 1 Ω
    ECU-IG NO. 2 fuse
    		Always
    		Below 1 Ω


NG
REPLACE FUSE
OK


3.CHECK HARNESS AND CONNECTOR (SLIDING ROOF DRIVE GEAR - BATTERY AND BODY GROUND)


    Land Cruiser. Urj200, 202 Grj200 Vdj200.Sliding Roof Convertible.Sliding Roof System.Sliding Roof System Sliding Roof Ecu Power Source Circuit

  1. Disconnect the R5 drive gear connector.

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

    Standard Resistance:
    Tester Connection
    		Condition
    		Specified Condition
    R5-2 (E) - Body ground
    		Always
    		Below 1 Ω
    Standard Voltage:
    Tester Connection
    		Switch Condition
    		Specified Condition
    R5-1 (B) - Body ground
    		Always
    		11 to 14 V
    R5-5 (IG) - Body ground
    		Engine switch off
    		Below 1 V
    R5-5 (IG) - Body ground
    		Engine switch on (IG)
    		11 to 14 V


NG
REPAIR OR REPLACE HARNESS OR CONNECTOR
OK

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