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DRIVER SIDE : Diagnosis Procedure

WARNING: This page is about a different car, the 2011 Nissan 370Z. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK ENCODER OPERATION
    1. Turn ignition switch ON.
    2. Check signal between power window main switch harness connector and ground with oscilloscope.
      TERMINALS REFERENCE

      (+) (-) Signal (Reference value)
      Power window main switch
      Connector Terminal
      D8 9 Ground Refer to the following signal
      13
      Fig 1: Power Window Main Switch - Timing Chart
      G07101912Courtesy of NISSAN MOTOR CO., U.S.A.

      Is the inspection result normal? 

      YES: Replace power window main switch. Refer to "REMOVAL AND INSTALLATION ".

      NO: Go to 2.

  2. CHECK ENCODER SIGNAL CIRCUIT
    1. Turn ignition switch OFF.
    2. Disconnect power window main switch connector and driver side power window motor connector.
    3. Check continuity between power window main switch harness connector and driver side power window motor harness connector.
      CONTINUITY SPECIFICATION

      Power window main switch Driver side power window motor Continuity
      Connector Terminal Connector Terminal
      D8 9 D10 5 Existed
      13 2
    4. Check continuity between power window main switch harness connector and ground.
      CONTINUITY SPECIFICATION

      Power window main switch Ground Continuity
      Connector Terminal
      D8 9 Not existed
      13

      Is the inspection result normal? 

      YES: Go to 3.

      NO: Repair or replace harness.

  3. CHECK ENCODER POWER SUPPLY CIRCUIT 1
    1. Connect power window main switch connector.
    2. Turn ignition switch ON.
    3. Check voltage between driver side power window motor harness connector and ground.
      VOLTAGE SPECIFICATION

      (+) (-) Voltage (V) (Approx.)
      Driver side power window motor
      Connector Terminal
      D10 4 Ground 12

      Is the measurement value within the specification? 

      YES: Go to  5.

      NO: Go to 4.

  4. CHECK ENCODER POWER SUPPLY CIRCUIT 2
    1. Turn ignition switch OFF.
    2. Disconnect power window main switch connector.
    3. Check continuity between power window main switch harness connector and driver side power window motor harness connector.
      CONTINUITY SPECIFICATION

      Power window main switch Driver side power window motor Continuity
      Connector Terminal Connector Terminal
      D8 5 D10 4 Existed
    4. Check continuity between power window main switch harness connector and ground.
      CONTINUITY SPECIFICATION

      Power window main switch Ground Continuity
      Connector Terminal
      D8 5 Not existed

      Is the inspection result normal? 

      YES: Replace power window main switch. Refer to "REMOVAL AND INSTALLATION ".

      NO: Repair or replace harness.

  5. CHECK GROUND CIRCUIT 1
    1. Turn ignition switch OFF.
    2. Disconnect power window main switch connector.
    3. Check continuity between power window main switch harness connector and driver side power window motor harness connector.
      CONTINUITY SPECIFICATION

      Power window main switch Driver side power window motor Continuity
      Connector Terminal Connector Terminal
      D8 14 D10 1 Existed

      Is the inspection result normal? 

      YES: Go to 6.

      NO: Repair or replace harness.

  6. CHECK GROUND CIRCUIT 2
    1. Connect power window main switch connector.
    2. Check continuity between power window main switch harness connector and ground.
      CONTINUITY SPECIFICATION

      Power window main switch Ground Continuity
      Connector Terminal
      D8 14 Existed

      Is the inspection result normal? 

      YES: Replace driver side power window motor. Refer to "REMOVAL AND INSTALLATION ".

      NO: Replace power window main switch. Refer to "REMOVAL AND INSTALLATION ".

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