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

  • When a door window regulator sub-assembly, power window regulator motor assembly, door glass or door glass run is reinstalled or replaced, the power window control system must be initialized. Functions such as the auto up and down function, jam protection function, catch protection function, remote control function and key-off operation function will not operate if initialization is not performed.

    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 power window regulator master switch assembly, power window regulator switch assembly, rear power window regulator switch assembly LH* or rear power window regulator switch assembly RH* is operated.

      Click here


      • *: for Double Cab

      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.


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


    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 inner 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
      OK (Rear LH door power window) (for Double Cab) C
      OK (Rear RH door power window) (for Double Cab) D
      NG E

    A

    REPLACE FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY LH Click here

    B

    REPLACE FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY RH Click here

    C

    REPLACE REAR POWER WINDOW REGULATOR MOTOR ASSEMBLY LH Click here

    D

    REPLACE REAR POWER WINDOW REGULATOR MOTOR ASSEMBLY RH Click here

    E

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