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 function operates normally but the auto up and down function does not, then fail-safe mode may be functioning.

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

WIRING DIAGRAM

A01HZ74E01

INSPECTION PROCEDURE

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 Click here.

  • 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.

  • Check that the "D Window Auto Up" and "D Window Auto Down" power window control system customize settings are "ON" before proceeding with work Click here.

  • 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 power window regulator master switch assembly at the auto up position, and opened manually by pushing down the power window regulator master switch assembly Click here.

PROCEDURE


  1. READ VALUE USING TECHSTREAM (MASTER SWITCH)


    1. Connect the Techstream to the DLC3.

    2. Turn the ignition switch to ON.

    3. Turn the Techstream on.

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

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

      Master Switch
      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

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

    NG

    REPLACE POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY Click here

    OK

  2. READ VALUE USING TECHSTREAM (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 Techstream.

      D-Door Motor
      Tester Display Measurement Item 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

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

    NG

    CHECK POWER WINDOW REGULATOR 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.


    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 power window regulator master switch assembly is operated Click here.

      OK
      Driver door auto up and down function is normal.

    NG

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

    OK

    END (PROBLEM DUE TO INITIALIZATION FAILURE)

  5. CHECK POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY


    1. Replace the power window regulator master switch assembly Click here.


    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 power window regulator master switch assembly is operated Click here.

      OK
      Driver door auto up and down function is normal.

    NG

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

    OK

    END (POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY WAS DEFECTIVE)