POWER WINDOW CONTROL SYSTEM Auto Up Operation does not Fully Close Power Window (Jam Protection Function is Activated)

DESCRIPTION

If the door glass or the power window regulator motor does not operate smoothly, the jam protection function may be triggered automatically, resulting in the auto up function being unable to fully close the window.

Tech Tips

This symptom may occur for all the windows.

INSPECTION PROCEDURE

Note


  • When the power window regulator motor assembly (applicable location) connector, the multiplex network master switch assembly connector or the multiplex network switch assembly (applicable location) connector is disconnected, the power window control system must be initialized Click here.

  • Since the power window control system has functions that use multiplex communication, first confirm that there is no malfunction in the multiplex communication system by inspecting the multiplex communication functions in accordance with the How to Proceed with Troubleshooting procedures Click here. Then, conduct the following inspection procedure.

PROCEDURE


  1. PERFORM INITIALIZATION (POWER WINDOW CONTROL SYSTEM (APPLICABLE LOCATION))


    1. Initialize the power window control system (applicable location) Click here.


    NEXT

  2. CHECK POWER WINDOW CONTROL SYSTEM (Auto Up/Down Function)


    1. Check that the power window operates normally by opening and closing the window Click here.

      OK
      AUTO UP/DOWN function operates normally.

    NG

    CHECK WINDOW GLASS SLIDING MOVEMENT (APPLICABLE LOCATION) Click here

    OK

    END (INITIALIZATION IS DEFECTIVE)

  3. CHECK WINDOW GLASS SLIDING MOVEMENT (APPLICABLE LOCATION)


    1. Remove the window regulator.

    2. Install the window glass onto 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.

      OK
      Door window glass slides smoothly.

      Tech Tips

      Ensure the following:


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

      • Neither deformation nor foreign objects are in the glass run.

      CAUTION:

      Perform initialization again.

      Result
      Result Proceed to
      OK (Driver side window) A
      OK (Front passenger side window) B
      OK (Rear LH side window) C
      OK (Rear RH side window) D
      NG E

    A

    REPLACE MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY Click here

    B

    REPLACE MULTIPLEX NETWORK SWITCH ASSEMBLY (for Front Passenger Side) Click here

    C

    REPLACE MULTIPLEX NETWORK SWITCH ASSEMBLY (for Rear LH Side) Click here

    D

    REPLACE MULTIPLEX NETWORK SWITCH ASSEMBLY (for Rear RH Side) Click here

    E

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