POWER WINDOW CONTROL SYSTEM Rear Power Window LH does not Operate with Rear Power Window Switch LH

DESCRIPTION

When the hybrid control system is running or the power switch is on (IG), the power window regulator motor assembly (for rear LH door) is operated by the rear power window regulator switch assembly (for LH door). The power window regulator motor has motor, regulator, and ECU functions.

WIRING DIAGRAM

A004211E97

INSPECTION PROCEDURE

Note


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

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

PROCEDURE


  1. READ VALUE USING GTS (Main Body)


    1. Connect the GTS to the DLC3.

    2. Turn the power switch on (IG).

    3. Turn the GTS on.

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

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

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

      STOP: Communication stopped

      OK: Normal communication

      -
      OK
      On the GTS screen, OK is displayed.

    NG
    OK
  2. READ VALUE USING GTS (RL-Door Motor)


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

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

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

      OFF: Rear LH door power window manual up switch not operated

      ON: Rear LH door power window manual up switch operated

      -
      RL Door P/W Down SW Rear LH door power window manual down switch signal / OFF or ON

      OFF: Rear LH door power window manual down switch not operated

      ON: Rear LH door power window manual down switch operated

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

    NG
    OK
  3. PERFORM ACTIVE TEST USING GTS (RL-Door Motor)


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

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

      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.

      RL-Door Motor
      Tester Display Test Part Control Range Diagnostic Note
      Power Window Power window OFF / UP / DOWN -
      OK
      Rear LH power window operates normally.

    NG
    OK
  4. INSPECT REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY (for LH Door)


    1. A0042TME30
      Text in Illustration
      *a

      Component without harness connected

      (Rear Power Window Regulator Switch Assembly (for LH Door))

      Remove the rear power window regulator switch assembly (for LH door) Click here.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      6 (UP) - 1 (GND) Auto up or up position Below 1 Ω
      7 (DOWN) - 1 (GND) Auto down or down position Below 1 Ω

    NG
    OK
  5. CHECK HARNESS AND CONNECTOR (REAR LH DOOR SWITCH - REAR LH DOOR MOTOR AND BODY GROUND)


    1. Disconnect the Q4 power window regulator motor assembly (for rear LH door) connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      Q2-6 (UP) - Q4-10 (UP) Always Below 1 Ω
      Q2-7 (DOWN) - Q4-7 (DOWN) Always Below 1 Ω
      Q2-1 (GND) - Body ground Always Below 1 Ω
      Q2-6 (UP) - Body ground Always 10 kΩ or higher
      Q2-7 (DOWN) - Body ground Always 10 kΩ or higher
      Q4-10 (UP) - Body ground Always 10 kΩ or higher
      Q4-7 (DOWN) - Body ground Always 10 kΩ or higher

    NG
    OK