POWER WINDOW CONTROL SYSTEM Driver Side Power Window does not Operate with Power Window Master Switch

DESCRIPTION

When the power switch is on (IG), the power window regulator motor assembly (for driver door) is operated by the power window regulator master switch assembly. The power window regulator motor assembly (for driver door) has motor, regulator and ECU functions.

WIRING DIAGRAM

A01I5G5E02

INSPECTION PROCEDURE

Note


  • The power window control system uses the LIN communication system. Inspect the communication function by following How to Proceed with Troubleshooting. Troubleshoot the power window control system after confirming that the communication system is functioning properly Click here.

  • If the power window regulator motor assembly (for driver door) has been replaced with a new one, initialize the power window control system Click here.

  • Inspect the fuses for circuits related to this system before performing the following inspection procedure.

PROCEDURE


  1. READ VALUE USING TECHSTREAM (MAIN BODY)


    1. Connect the Techstream to the DLC3.

    2. Turn the power switch on (IG).

    3. Turn the Techstream on.

    4. Enter the following menus: Body Electrical / Main Body / Data List.

    5. Read the Data List according to the display on the Techstream.

      Main Body
      Tester Display Measurement Item/Range Normal Condition Diagnostic Note
      Communication D-Door Motor Connection status between power window regulator motor assembly (for driver door) and main body ECU (multiplex network body ECU) / STOP or OK

      STOP: Communication stopped

      OK: Normal communication

      -
      Communication Master SW Connection status between power window regulator master switch assembly and main body ECU (multiplex network body ECU) / STOP or OK

      STOP: Communication stopped

      OK: Normal communication

      -
      OK
      On the Techstream screen, OK is displayed.

    NG
    OK
  2. READ VALUE USING TECHSTREAM (D-DOOR MOTOR)


    1. Enter the following menus: Body Electrical / D-Door Motor / Data List.

    2. Read the Data List according to the display on the Techstream.

      D-Door Motor
      Tester Display Measurement Item/Range Normal Condition Diagnostic Note
      D Door P/W Up SW Driver door power window manual up switch signal / OFF or ON

      OFF: Driver door power window manual up switch not being operated

      ON: Driver door power window manual up switch being operated

      -
      D Door P/W Down SW Driver door power window manual down switch signal / OFF or ON

      OFF: Driver door power window manual down switch not being operated

      ON: Driver door power window manual down switch being operated

      -
      OK
      On the Techstream screen, ON or OFF is displayed accordingly.

    NG
    OK
  3. PERFORM ACTIVE TEST USING TECHSTREAM (D-DOOR MOTOR)


    1. Enter the following menus: Body Electrical / D-Door Motor / Active Test.

    2. Perform the Active Test according to the display on the Techstream.

      CAUTION:

      Be careful to avoid injuries as this test causes vehicle parts to move. During the Active Test, the jam protection function will not operate.

      D-Door Motor
      Tester Display Test Part Control Range Diagnostic Note
      Power Window Power window OFF / DOWN / UP -
      OK
      Driver door power window operates normally.

    NG
    OK
  4. CHECK HARNESS AND CONNECTOR (POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY - POWER WINDOW REGULATOR MOTOR ASSEMBLY (FOR DRIVER DOOR))


    1. Disconnect the K11 power window regulator master switch assembly connector.

    2. Disconnect the K9 power window regulator motor assembly (for driver door) connector.

    3. Measure the resistance according to the value(s) in the table below.

      Standard Resistance
      Tester Connection Condition Specified Condition
      K11-4 (UP) - K9-10 (UP) Always Below 1 Ω
      K11-4 (UP) or K9-10 (UP) - Body ground Always 10 kΩ or higher
      K11-5 (DOWN) - K9-7 (DOWN) Always Below 1 Ω
      K11-5 (DOWN) or K9-7 (DOWN) - Body ground Always 10 kΩ or higher

    NG
    OK
  5. REPLACE POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY


    1. Replace the power window regulator master switch assembly Click here.


    NEXT
  6. CHECK MANUAL UP / DOWN FUNCTION (FOR DRIVER DOOR)


    1. Check that the driver door power window moves when the manual up and down function of the power window regulator master switch assembly is operated Click here.

      OK
      Driver door manual up and down function is normal.

    NG
    OK