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

DTC Code DTC Name
Rear Power Window LH does not Operate with Rear Power Window Switch LH

DESCRIPTION

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

WIRING DIAGRAM

B296639E26

CAUTION / NOTICE / HINT

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

    Click here

  • Check that the window lock switch is off before performing the following procedure.

PROCEDURE

  1. READ VALUE USING GTS (MAIN BODY)

    1. Connect the GTS to the DLC3.

    2. Turn the ignition switch to ON.

    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.

      Body Electrical > Main Body > Data List

      Tester Display

      Measurement Item

      Range

      Normal Condition

      Diagnostic Note

      Communication RL-Door Motor

      Connection status between rear door window regulator assembly (for LH door) and main body ECU (multiplex network body ECU)

      OK or STOP

      OK: Normal communication

      STOP: Communication stopped

      -

      Body Electrical > Main Body > Data List

      Tester Display

      Communication RL-Door Motor

      OK

      On the GTS screen, OK is displayed.

    Result

    Proceed to

    OK

    NG
    NG

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

    Click here

    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.

      Body Electrical > RL-Door Motor > Data List

      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 being operated

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

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

      -

      Body Electrical > RL-Door Motor > Data List

      Tester Display

      RL Door P/W Up SW

      RL Door P/W Down SW

      OK

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

    Result

    Proceed to

    OK

    NG
    NG

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

    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.

      Body Electrical > RL-Door Motor > Active Test

      Tester Display

      Measurement Item

      Control Range

      Diagnostic Note

      Power Window

      Power window

      OFF / UP / DOWN

      -

      Body Electrical > RL-Door Motor > Active Test

      Tester Display

      Power Window

      OK

      Rear LH power window operates normally.

    Result

    Proceed to

    OK

    NG
    OK

    REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)

    for LHD:Click here

    for RHD:Click here

    NG

    REPLACE REAR DOOR WINDOW REGULATOR ASSEMBLY (FOR LH DOOR)

    for Hatchback and for Wagon:Click here

    for Sedan:Click here

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

    1. B203473C30

      *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.

      Table 1. 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

    Result

    Proceed to

    OK

    NG
    NG

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

    Click here

    OK

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

    1. Disconnect the K3 rear door window regulator assembly (for LH door) connector.

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

      Table 2. Standard Resistance

      Tester Connection

      Condition

      Specified Condition

      K1-6 (UP) - K3-10 (UP)

      Always

      Below 1 Ω

      K1-7 (DOWN) - K3-7 (DOWN)

      Always

      Below 1 Ω

      K1-1 (GND) - Body ground

      Always

      Below 1 Ω

      K1-6 (UP) - Body ground

      Always

      10 kΩ or higher

      K1-7 (DOWN) - Body ground

      Always

      10 kΩ or higher

      K3-10 (UP) - Body ground

      Always

      10 kΩ or higher

      K3-7 (DOWN) - Body ground

      Always

      10 kΩ or higher

    Result

    Proceed to

    OK

    NG
    OK

    REPLACE REAR DOOR WINDOW REGULATOR ASSEMBLY (FOR LH DOOR)

    for Hatchback and for Wagon:Click here

    for Sedan:Click here

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR