POWER WINDOW CONTROL SYSTEM > Rear Power Window LH does not Operate with Rear Power Window Switch LH

for Preparation Click here


DESCRIPTION

When the hybrid control system is running or the power switch is on (IG), the power window regulator motor assembly (for rear LH side) is operated by the rear power window regulator switch assembly (for LH side). The power window regulator motor has motor, regulator, and ECU functions.

WIRING DIAGRAM


B203373E82


INSPECTION PROCEDURE

NOTICE:
  1. The power window control system uses a LIN communication system. Inspect the communication function by following How to Proceed with Troubleshooting (Click here). Troubleshoot the power window control system after confirming that the communication system is functioning properly.
  2. If the power window regulator motor assembly (for rear LH side) has been replaced with a new one, initialize the power window control system (Click here).

1.READ VALUE USING INTELLIGENT TESTER (Main Body)

  1. Connect the intelligent tester to the DLC3.

  1. Turn the power switch on (IG).

  1. Turn the intelligent tester on.

  1. Enter the following menus: Body / Main Body / Data List.

  1. Read the Data List according to the display on the intelligent tester.

    Main Body (Main Body ECU (Multiplex Network Body ECU)) 
    Tester Display
    		Measurement Item/Range
    		Normal Condition
    		Diagnostic Note
    Communication RL-Door Motor
    		Connection status between power window regulator motor (for rear LH) and main body ECU (multiplex network body ECU) / OK or STOP
    		OK: Normal communication
    STOP: Communication stopped
    		-

    OK:
    On the intelligent tester screen, OK is displayed.



NG
GO TO LIN COMMUNICATION SYSTEM (Proceed to How to Proceed with Troubleshooting) (Click here)
OK


2.READ VALUE USING INTELLIGENT TESTER (RL-Door Motor)

  1. Enter the following menus: Body / RL-Door Motor / Data List.

  1. Read the Data List according to the display on the intelligent tester.

    RL-Door Motor (Power Window Regulator Motor Assembly (for Rear LH Side)) 
    Tester Display
    		Measurement Item/Range
    		Normal Condition
    		Diagnostic Note
    RL Door P/W Up SW
    		Rear LH side power window manual up switch signal / ON or OFF
    		ON: Rear LH door power window manual up switch operated
    OFF: Rear LH door power window manual up switch not operated
    		-
    RL Door P/W Down SW
    		Rear LH side power window manual down switch signal / ON or OFF
    		ON: Rear LH door power window manual down switch operated
    OFF: Rear LH door power window manual down switch not operated
    		-

    OK:
    On the intelligent tester screen, ON or OFF is displayed accordingly.



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Go to step 4
OK


3.PERFORM ACTIVE TEST USING INTELLIGENT TESTER (RL-Door Motor)

  1. Enter the following menus: Body / RL-Door Motor / Active Test.

  1. Perform the Active Test according to the display on the intelligent tester.

    RL-Door Motor (Power Window Regulator Motor Assembly (for Rear LH Side)) 
    Tester Display
    		Test Part
    		Control Range
    		Diagnostic Note
    Power Window
    		Power window
    		OFF / UP / DOWN
    		-

    OK:
    Rear LH power window operates normally.

    CAUTION:
    Be careful to avoid injuries as this test causes vehicle parts to move. During the Active Test, the jam protection function will not operate.



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REPLACE POWER WINDOW REGULATOR MOTOR ASSEMBLY (for Rear LH side) (Click here)
OK

REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) (Click here)  

4.INSPECT REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY (for LH Side)


    B203473E30

  1. Remove the rear power window regulator switch assembly (for LH side) (Click here).

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

    Standard Resistance:
    Tester Connection
    		Switch Condition
    		Specified Condition
    6 (UP) - 1 (GND)
    		Auto up or up position
    		Below 1 Ω
    7 (DOWN) - 1 (GND)
    		Auto down or down position
    		Below 1 Ω

    Text in Illustration 
    *a
    		Component without harness connected
    (Rear Power Window Regulator Switch Assembly (for LH Side))



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REPLACE REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY (for LH side) (Click here)
OK


5.CHECK HARNESS AND CONNECTOR (REAR LH SIDE SWITCH - REAR LH SIDE MOTOR AND BODY GROUND)

  1. Disconnect the power window regulator motor assembly (for rear LH side) connector.

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

    Standard Resistance:
    Tester Connection
    		Condition
    		Specified Condition
    M3-6 (UP) - M2-10 (UP)
    		Always
    		Below 1 Ω
    M3-7 (DOWN) - M2-7 (DOWN)
    		Always
    		Below 1 Ω
    M3-1 (GND) - Body ground
    		Always
    		Below 1 Ω
    M3-6 (UP) - Body ground
    		Always
    		10 kΩ or higher
    M3-7 (DOWN) - Body ground
    		Always
    		10 kΩ or higher
    M2-10 (UP) - Body ground
    		Always
    		10 kΩ or higher
    M2-7 (DOWN) - Body ground
    		Always
    		10 kΩ or higher



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REPAIR OR REPLACE HARNESS OR CONNECTOR
OK

REPLACE POWER WINDOW REGULATOR MOTOR ASSEMBLY (for Rear LH side) (Click here)