POWER WINDOW CONTROL SYSTEM Auto Down Operation does not Fully Open Power Window (Catch Protection Function is Activated)

DESCRIPTION

If a door glass or a power window regulator motor assembly does not operate smoothly, the catch protection function may be triggered automatically, resulting in the auto down operation being unable to fully open the window.

CAUTION / NOTICE / HINT

Note


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

    Click here

  • If a power window regulator motor assembly and front door window regulator sub-assembly have been removed and installed, or if a power window regulator motor assembly was reused when a door glass or door glass run was replaced, initialize the power window control system.

    Click here

Tech Tips

This symptom may occur for any of the windows.

PROCEDURE


  1. PERFORM INITIALIZATION (APPLICABLE LOCATION)


    1. Initialize the power window regulator motor assembly (applicable location).

      Click here

      Result
      Proceed to
      NEXT

    NEXT

  2. CHECK POWER WINDOW CONTROL SYSTEM (AUTO UP / DOWN FUNCTION [APPLICABLE LOCATION])


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

      Click here

      OK
      Auto up and down function is normal (applicable location).
      Result
      Proceed to
      OK
      NG

    OK

    END (PROBLEM DUE TO INITIALIZATION FAILURE)

    NG

  3. CHECK WINDOW GLASS SLIDING MOVEMENT (APPLICABLE LOCATION)


    1. Remove the door window regulator.

      Click here

    2. Install the window glass to the door glass run.

      Click here

    3. Check if the door window regulator operates smoothly.

    4. Check that the window glass slides smoothly when sliding it up by hand.

      CAUTION:

      Perform initialization again.

      Tech Tips


        Ensure the following:

      • The window glass fits with the glass run without improper contact or deformation.

      • Foreign matter is not caught in the glass run.

      • The glass run is not misaligned.

      • The belt moulding or roof side rail weatherstrip is not caught.

      • The glass is not tilted and does not catch.

      OK
      Door window glass slides smoothly.
      Result
      Result Proceed to
      OK (Driver door power window) (for LHD) A
      OK (Driver door power window) (for RHD) B
      OK (Front passenger door power window) (for LHD) B
      OK (Front passenger door power window) (for RHD) A
      NG C

    A

    REPLACE POWER WINDOW REGULATOR MOTOR ASSEMBLY LH Click here

    B

    REPLACE POWER WINDOW REGULATOR MOTOR ASSEMBLY RH Click here

    C

    FIT WINDOW GLASS CORRECTLY (REMOVE FOREIGN MATTER CAUSING IMPROPER FIT OR REPLACE PARTS)