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

DESCRIPTION


WIRING DIAGRAM

A01WWK8E25

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 power window regulator motor assembly LH 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.

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

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

    GO TO LIN COMMUNICATION SYSTEM Click here

    OK

  2. CHECK FOR DTC (B2312)


    1. Check if DTC B2312 is output Click here.

      OK
      DTC B2312 is not output.

    NG

    GO TO DTC B2312 Click here

    OK

  3. READ VALUE USING INTELLIGENT TESTER (REAR POWER WINDOW REGULATOR MOTOR LH)


    1. Use the Data List to check if the power window regulator motor is functioning properly Click here.

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

      ON: Rear power window LH manual up switch operated

      OFF: Rear power window LH switch not operated

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

      ON: Rear power window LH manual down switch operated

      OFF: Rear power window LH switch not operated

      		 -
      OK
      Display changes according to operation of rear power window switch LH.

    OK

    REPLACE REAR POWER WINDOW REGULATOR MOTOR ASSEMBLY LH Click here

    NG

  4. CHECK HARNESS AND CONNECTOR (REAR POWER WINDOW REGULATOR SWITCH LH - BODY GROUND)


    1. A01WW4VE01
      *1 Front view of wire harness connector: (to Power Window Regulator Switch)

      Disconnect the J20 switch connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      J20-5 (GND) - Body ground Always Below 1 Ω

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  5. CHECK HARNESS AND CONNECTOR (REAR POWER WINDOW REGULATOR MOTOR LH - BATTERY AND BODY GROUND)

    A01WQEVE01
    *1 Front view of wire harness connector: (to Power Window Regulator Motor)

    1. Disconnect the J11 motor connector.

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

      Standard Voltage
      Tester Connection Condition Specified Condition
      J11-2 (B) - Body ground Always 11 to 14 V
      Standard Resistance
      Tester Connection Condition Specified Condition
      J11-5 (GND) - Body ground Always Below 1 Ω

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  6. CHECK HARNESS AND CONNECTOR (REAR POWER WINDOW REGULATOR SWITCH LH - REAR POWER WINDOW REGULATOR MOTOR LH)


    1. A01WSEHE02
      *1 Front view of wire harness connector: (to Power Window Regulator Switch)
      *2 UP
      *3 DOWN
      *4 Front view of wire harness connector: (to Power Window Regulator Motor)

      Disconnect the J20 switch connector.

    2. Disconnect the J11 motor connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      J20-2 (UP) - J11-10 (UP) Always Below 1 Ω
      J20-10 (DOWN) - J11-7 (DOWN) Always Below 1 Ω
      J20-4 (AUTO) - J11-4 (AUTO) Always Below 1 Ω
      J20-2 (UP) or J11-10 (UP) - Body ground Always 10 kΩ or higher
      J20-10 (DOWN) or J11-7 (DOWN) - Body ground Always 10 kΩ or higher
      J20-4 (AUTO) or J11-4 (AUTO) - Body ground Always 10 kΩ or higher

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  7. INSPECT REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY LH

    A01WVI0E03
    *1 Component without harness connected: (Rear Power Window Regulator Switch)
    *2 UP
    *3 DOWN

    1. Remove the rear power window regulator switch LH Click here.

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

      Standard Resistance
      Tester Connection Switch Condition Specified Condition
      2 (UP) - 5 (GND) Manual up operation Below 1 Ω
      10 (DOWN) - 5 (GND) Manual down operation Below 1 Ω

    OK

    REPLACE REAR POWER WINDOW REGULATOR MOTOR ASSEMBLY LH Click here

    NG

    REPLACE REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY LH Click here