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

DESCRIPTION


WIRING DIAGRAM

A002MZAE11

CAUTION / NOTICE / HINT

Note

Inspect the fuses for circuits related to this system before performing the following inspection 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
    OK
  2. CHECK FOR DTC (B2312)


    1. Check if DTC B2312 is output Click here.

      OK
      DTC B2312 is not output.

    NG
    OK
  3. READ VALUE USING INTELLIGENT TESTER (REAR DOOR WINDOW REGULATOR ASSEMBLY LH)


    1. Use the Data List to check if the rear door window regulator 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
    NG
  4. CHECK HARNESS AND CONNECTOR (REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY LH - BODY GROUND)


    1. A002MPME15
      Text in Illustration
      *1

      Front view of wire harness connector

      (to Rear Power Window Regulator Switch LH)

      Disconnect the M1 switch connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      M1-1 (GND) - Body ground Always Below 1 Ω

    NG
    OK
  5. CHECK HARNESS AND CONNECTOR (REAR DOOR WINDOW REGULATOR ASSEMBLY LH - BATTERY AND BODY GROUND)


    1. A002P0TE23
      Text in Illustration
      *1

      Front view of wire harness connector

      (to Rear Door Window Regulator LH)

      Disconnect the M3 regulator connector.

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

      Standard Voltage
      Tester Connection Condition Specified Condition
      M3-2 (B) - Body ground Always 11 to 14 V
      Standard Resistance
      Tester Connection Condition Specified Condition
      M3-1 (GND) - Body ground Always Below 1 Ω

    NG
    OK
  6. INSPECT REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY LH


    1. A002QBNE22
      *1 DOWN
      *2 UP

      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
      6 (UP) - 1 (GND) Manual up operation Below 1 Ω
      7 (DOWN) - 1 (GND) Manual down operation Below 1 Ω

    NG
    OK
  7. CHECK HARNESS AND CONNECTOR (REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY LH - REAR DOOR WINDOW REGULATOR ASSEMBLY LH)


    1. A002PHLE16
      Text in Illustration
      *1

      Front view of wire harness connector

      (to Rear Power Window Regulator Switch LH)

      *2

      Front view of wire harness connector

      (to Rear Door Window Regulator LH)

      Disconnect the M1 switch connector.

    2. Disconnect the M3 regulator connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      M1-6 (UP) - M3-10 (UP) Always Below 1 Ω
      M1-7 (DOWN) - M3-7 (DOWN) Always Below 1 Ω
      M1-6 (UP) or M3-10 (UP) - Body ground Always 10 kΩ or higher
      M1-7 (DOWN) or M3-7 (DOWN) - Body ground Always 10 kΩ or higher

    OK
    NG