POWER WINDOW CONTROL SYSTEM Jam Protection Function does not Operate

DESCRIPTION

This symptom may occur for any of the power windows.

The jam protection function operates within a specified range during the manual up or auto up operation.

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 the pulse sensor built into the power window regulator motor assemblies are malfunctioning, the power window control system will enter fail-safe mode. The jam protection function cannot be operated during fail-safe mode.

    Click here

  • After the jam protection function operates when an auto up or manual up operation is performed, the jam protection function will not operate when the manual up operation is performed again within approximately 4 seconds.

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)


    1. Check if the power window auto up and down functions operate normally.

      Click here

      OK
      Auto up and down functions are normal.
      Result
      Proceed to
      OK
      NG

    NG

    GO TO OTHER PROBLEM (Proceed to Problem Symptoms Table) Click here

    OK

  3. CHECK JAM PROTECTION FUNCTION OPERATING RANGE


    1. Check if the jam protection function operates normally for the applicable power window.

      Tech Tips

      The jam protection function will not operate within 4 mm (0.157 in.) of the fully closed position.

      OK
      Jam protection function operates normally.
      Result
      Result Proceed to
      OK A
      NG (Driver door power window) B
      NG (Front passenger door power window)
      NG (Rear LH door power window) C
      NG (Rear RH door power window)

    A

    END (PROBLEM DUE TO INITIALIZATION FAILURE)

    B

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

    C

    REPLACE POWER WINDOW REGULATOR MOTOR ASSEMBLY (FOR REAR LH DOOR OR REAR RH DOOR) Click here