POWER WINDOW CONTROL SYSTEM Key-off Operation Function Operates even if Operating Conditions are not Satisfied

DESCRIPTION





PROCEDURE


  1. CHECK LIN COMMUNICATION SYSTEM


    1. Check for LIN communication system DTCs related to the power window control system Click here.

      OK
      LIN communication system DTCs are not output.

    NG
    OK
  2. CHECK POWER WINDOW OPERATION FUNCTION AFTER IGNITION SWITCH OFF


    1. Check the power window operation function after the ignition switch is turned off Click here.

      Result
      Result Proceed to
      Driver side door or front passenger side door is opened within 45 sec. but power windows can still operate A
      45 sec. pass and power windows can still operate B

    B
    A
  3. READ VALUE USING INTELLIGENT TESTER (FRONT DOOR COURTESY LIGHT SWITCH)


    1. Use the Data List to check if the main body ECU (instrument panel junction block) is functioning properly Click here.

      Main Body
      Tester Display Measurement Item/Range Normal Condition Diagnostic Note
      D Door Courtesy SW Driver side door courtesy light switch signal / ON or OFF

      ON: Driver side door opened

      OFF: Driver side door closed

      -
      P-Door Courtesy SW Front passenger side door courtesy light switch signal / ON or OFF

      ON: Front passenger side door opened

      OFF: Front passenger side door closed

      -
      OK
      Display changes according to above chart.

    OK
    NG
  4. CHECK FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY


    1. Open the front door and check that the map light illuminates Click here.

      OK
      Map light illuminates.

    OK
    NG