POWER WINDOW CONTROL SYSTEM Driver Side Power Window Auto Up / Down Function does not Operate with Power Window Master Switch

DESCRIPTION

If the manual up and down functions operate normally but the auto up and down functions do not, the system may be in fail-safe mode.

If power window initialization has not been performed, the auto up and down functions will not operate.

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WIRING DIAGRAM

A01FAPRE28
*1 Multiplex Network Master Switch Assembly
*2 Power Window Regulator Motor Assembly (for Driver Door)
*3 LIN Communication Line

CAUTION / NOTICE / HINT

Note


  • The power window control system uses the LIN communication system. Inspect the communication function by following How to Proceed with Troubleshooting. Troubleshoot the power window control system after confirming that the communication system is functioning properly.

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

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  • Check that the power window control system customize settings "D Window Auto Up" and "D Window Auto Down" are set to "ON" before performing the following procedure.

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  • After the catch protection function operates, the auto up function will not operate the first time power window auto up switch is operated. The auto up function will operate normally after the first power window switch operation.

Tech Tips

If the pulse sensor built into the power window regulator motor assembly (for driver door) is malfunctioning, the power window control system enters fail-safe mode. The remote up and down and auto up and down functions cannot be operated during fail-safe mode. However, the power window can be closed by holding the multiplex network master switch assembly at the auto up position, and opened manually by pushing down the multiplex network master switch assembly.

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PROCEDURE


  1. READ VALUE USING GTS (MASTER SWITCH)


    1. Connect the GTS to the DLC3.

    2. Turn the engine switch on (IG).

    3. Turn the GTS on.

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

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


      Body Electrical > Master Switch > Data List
      Tester Display Measurement Item Range Normal Condition Diagnostic Note
      D Door P/W Auto SW Driver door power window auto switch signal OFF or ON

      OFF: Driver door power window auto switch not being operated

      ON: Driver door power window auto switch being operated

      		 -

      Body Electrical > Master Switch > Data List
      Tester Display
      D Door P/W Auto SW
      OK
      On the GTS screen, ON or OFF is displayed accordingly.
      Result
      Proceed to
      OK
      NG

    NG

    REPLACE MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY 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.


      Body Electrical > D-Door Motor > Data List
      Tester Display Measurement Item Range Normal Condition Diagnostic Note
      D Door P/W Auto SW Driver door power window auto switch signal OFF or ON

      OFF: Driver door power window auto switch not being operated

      ON: Driver door power window auto switch being operated

      		 -

      Body Electrical > D-Door Motor > Data List
      Tester Display
      D Door P/W Auto SW
      OK
      On the GTS screen, ON or OFF is displayed accordingly.
      Result
      Proceed to
      OK
      NG

    NG

    REPLACE MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY Click here

    OK

  3. PERFORM INITIALIZATION (FOR DRIVER DOOR)


    1. Initialize the power window regulator motor assembly (for driver door).

      Click here

      Result
      Proceed to
      NEXT

    NEXT

  4. CHECK POWER WINDOW CONTROL SYSTEM (AUTO UP / DOWN FUNCTION)


    1. Check that the driver door power window moves when the auto up and down function of the multiplex network master switch assembly is operated.

      Click here

      OK
      Driver door auto up and down functions are normal.
      Result
      Proceed to
      OK
      NG

    OK

    END (PROBLEM DUE TO INITIALIZATION FAILURE)

    NG

    REPLACE POWER WINDOW REGULATOR MOTOR ASSEMBLY (FOR DRIVER DOOR) Click here

  5. REPLACE MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY


    1. Replace the multiplex network master switch assembly.

      Click here

      Result
      Proceed to
      NEXT

    NEXT

  6. CHECK POWER WINDOW CONTROL SYSTEM (AUTO UP / DOWN FUNCTION)


    1. Check that the driver door power window moves when the auto up and down function of the multiplex network master switch assembly is operated.

      Click here

      OK
      Driver door auto up and down functions are normal.
      Result
      Proceed to
      OK
      NG

    OK

    END (MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY WAS DEFECTIVE)

    NG

    REPLACE POWER WINDOW REGULATOR MOTOR ASSEMBLY (FOR DRIVER DOOR) Click here