POWER WINDOW CONTROL SYSTEM (for Models with Jam Protection Function on 4 Windows) Rear Power Window LH does not Operate with Rear Power Window Switch LH

DESCRIPTION

When the ignition switch is ON, 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 assembly (for rear LH door) has motor, regulator, and ECU functions.

WIRING DIAGRAM

B000NFIE94

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 INTELLIGENT TESTER (MAIN BODY)


    1. Connect the intelligent tester to the DLC3.

    2. Turn the ignition switch to ON.

    3. Turn the intelligent tester on.

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

    5. Read the Data List according to the display on the intelligent tester.

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

      OK: Normal communication

      STOP: Communication stopped

      		 -
      OK
      On the intelligent tester screen, OK is displayed.

    NG

    GO TO LIN COMMUNICATION SYSTEM (Proceed to How to Proceed with Troubleshooting) Click here

    OK

  2. READ VALUE USING INTELLIGENT TESTER (RL-DOOR MOTOR)


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

    2. Read the Data List according to the display on the intelligent tester.

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

      ON: Rear LH door power window manual up switch operated

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

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

      ON: Rear LH door power window manual down switch operated

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

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

    NG

    INSPECT REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY (FOR LH DOOR) Click here

    OK

  3. PERFORM ACTIVE TEST USING INTELLIGENT TESTER (RL-DOOR MOTOR)


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

    2. Perform the Active Test according to the display on the intelligent tester.

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

    NG

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

    OK

    REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) Click here

  4. INSPECT REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY (FOR LH DOOR)


    1. B000N6KE30
      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 Switch 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

    REPLACE REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY (FOR LH DOOR) Click here

    OK

  5. CHECK HARNESS AND CONNECTOR (REAR WINDOW REGULATOR SWITCH (FOR LH DOOR) - REGULATOR MOTOR (FOR REAR LH DOOR) AND BODY GROUND)


    1. Disconnect the 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
      M4-6 (UP) - M2-10 (UP) Always Below 1 Ω
      M4-7 (DOWN) - M2-7 (DOWN) Always Below 1 Ω
      M4-1 (GND) - Body ground Always Below 1 Ω
      M4-6 (UP) - Body ground Always 10 kΩ or higher
      M4-7 (DOWN) - Body ground Always 10 kΩ or higher
      M2-10 (UP) - Body ground Always 10 kΩ or higher
      M2-7 (DOWN) - Body ground Always 10 kΩ or higher

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

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