POWER WINDOW CONTROL SYSTEM Driver Side Power Window does not Operate with Power Window Master Switch

DESCRIPTION

When the hybrid control system is running or the power switch is on (IG), the power window regulator motor assembly (for driver door) is operated by the multiplex network master switch assembly. The power window regulator motor assembly (for driver door) has motor, regulator and ECU functions.

WIRING DIAGRAM

A0044BCE17

INSPECTION PROCEDURE

Note


  • 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.

  • If the power window regulator motor assembly (for driver door) has been replaced with a new one, initialize the power window control system Click here.

PROCEDURE


  1. READ VALUE USING GTS (Main Body)


    1. Connect the GTS to the DLC3.

    2. Turn the power switch on (IG).

    3. Turn the GTS on.

    4. Enter the following menus: Body Electrical / Main Body / Data List.

    5. Read the Data List according to the display on the GTS.

      Main Body
      Tester Display Measurement Item/Range Normal Condition Diagnostic Note
      Communication D-Door Motor Connection status between power window regulator motor (for driver door) and main body ECU (multiplex network body ECU) / STOP or OK

      STOP: Communication stopped

      OK: Normal communication

      		 -
      Communication Master SW Connection status between multiplex network master switch assembly and main body ECU (multiplex network body ECU) / STOP or OK

      STOP: Communication stopped

      OK: Normal communication

      		 -
      OK
      On the GTS screen, OK is displayed.

    NG

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

    OK

  2. READ VALUE USING GTS (D-Door Motor)


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

    2. Read the Data List according to the display on the GTS.

      D-Door Motor
      Tester Display Measurement Item/Range Normal Condition Diagnostic Note
      D Door P/W Up SW Driver door power window manual up switch signal / OFF or ON

      OFF: Driver door power window manual up switch not operated

      ON: Driver door power window manual up switch operated

      		 -
      D Door P/W Down SW Driver door power window manual down switch signal / OFF or ON

      OFF: Driver door power window manual down switch not operated

      ON: Driver door power window manual down switch operated

      		 -
      OK
      On the GTS screen, ON or OFF is displayed accordingly.

    NG

    CHECK HARNESS AND CONNECTOR (MASTER SWITCH - DRIVER DOOR MOTOR) Click here

    OK

  3. PERFORM ACTIVE TEST USING GTS (D-Door Motor)


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

    2. Perform the Active Test according to the display on the GTS.

      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.

      D-Door Motor
      Tester Display Test Part Control Range Diagnostic Note
      Power Window Power window OFF / UP / DOWN -
      OK
      Driver door power window operates normally.

    NG

    REPLACE POWER WINDOW REGULATOR MOTOR ASSEMBLY (for Driver Door) Click here

    OK

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

  4. CHECK HARNESS AND CONNECTOR (MASTER SWITCH - DRIVER DOOR MOTOR)


    1. Disconnect the O7*1 or N4*2 multiplex network master switch assembly connector.

    2. Disconnect the O2*1 or N2*2 power window regulator motor assembly (for driver door) connector.


      • *1: for LHD

      • *2: for RHD

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

      Standard Resistance
      for LHD
      Tester Connection Condition Specified Condition
      O7-20 (UP) - O2-10 (UP) Always Below 1 Ω
      O7-15 (DOWN) - O2-7 (DOWN) Always Below 1 Ω
      O7-20 (UP) - Body ground Always 10 kΩ or higher
      O7-15 (DOWN) - Body ground Always 10 kΩ or higher
      O2-10 (UP) - Body ground Always 10 kΩ or higher
      O2-7 (DOWN) - Body ground Always 10 kΩ or higher
      for RHD
      Tester Connection Condition Specified Condition
      N4-20 (UP) - N2-10 (UP) Always Below 1 Ω
      N4-15 (DOWN) - N2-7 (DOWN) Always Below 1 Ω
      N4-20 (UP) - Body ground Always 10 kΩ or higher
      N4-15 (DOWN) - Body ground Always 10 kΩ or higher
      N2-10 (UP) - Body ground Always 10 kΩ or higher
      N2-7 (DOWN) - Body ground Always 10 kΩ or higher

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  5. REPLACE MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY


    1. Replace the multiplex network master switch assembly Click here.


    NEXT

  6. CHECK MANUAL UP / DOWN FUNCTION (for Driver Door)


    1. Check that the driver door power window moves when the manual up and down functions of the multiplex network master switch assembly are operated Click here.

      OK
      Driver door manual up and down functions are normal.

    NG

    REPLACE POWER WINDOW REGULATOR MOTOR ASSEMBLY (for Driver Door) Click here

    OK

    END (MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY WAS DEFECTIVE)