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Check encoder Circuit (Driver Side)

  1. CHECK POWER WINDOW MOTOR (FRONT DRIVER SIDE) POWER SUPPLY
    1. Turn ignition switch ON.
    2. Check voltage between power window motor (front driver side) connector and ground.
      VOLTAGE SPECIFICATION

      Terminal Voltage (V) (Approx.)
      (+) (-)
      Power window motor (front driver side) connector Terminal
      D12 4 Ground 10
      Fig 1: Checking Voltage Between Power Window Motor Connector And Ground
      G05212591Courtesy of NISSAN MOTOR CO., U.S.A.

      OK or NG 

      OK: GO TO  3.

      NG: GO TO 2.

  2. CHECK HARNESS CONTINUITY 1
    1. Turn ignition switch OFF.
    2. Disconnect power window main switch and power window motor (front driver side).
    3. Check continuity between power window main switch connector and power window motor (front driver side) connector.
      CONTINUITY SPECIFICATION

      A B Continuity
      Power window main switch connector Terminal Power window motor (front driver side) connector Terminal
      D10 15 D12 4 Yes
    4. Check continuity between power window main switch connector and ground.
      CONTINUITY SPECIFICATION

      A Ground Continuity
      Power window main switch connector Terminal
      D10 15 No
      Fig 2: Checking Continuity Between Power Window Main Switch Connector And Ground
      G05212592Courtesy of NISSAN MOTOR CO., U.S.A.

      OK or NG 

      OK: Replace power window main switch.

      NG: Repair or replace harness.

  3. CHECK GROUND CIRCUIT
    1. Turn ignition switch OFF.
    2. Disconnect power window motor (front driver side) connector.
    3. Check continuity between power window motor (front driver side) connector and ground.
      CONTINUITY SPECIFICATION

      Power window motor (front driver side) connector Terminal Ground Continuity
      D12 6 Yes

      OK or NG 

      OK: GO TO  5.

      NG: GO TO 4.

      Fig 3: Checking Continuity Between Power Window Motor Connector And Ground
      G05212593Courtesy of NISSAN MOTOR CO., U.S.A.
  4. CHECK HARNESS CONTINUITY 2
    1. Disconnect power window main switch connector.
    2. Check continuity between power window main switch connector and power window motor (front driver side) connector.
      CONTINUITY SPECIFICATION

      A B Continuity
      Power window main switch connector Terminal Power window motor (front driver side) connector Terminal
      D10 2 D12 6 Yes

      OK or NG 

      OK: Replace power window main switch.

      NG: Repair or replace harness.

      Fig 4: Checking Continuity Between Power Window Main Switch Connector And Power Window Motor Connector
      G05212594Courtesy of NISSAN MOTOR CO., U.S.A.
  5. CHECK ENCODER SIGNAL
    1. Connect power window motor (front driver side) connector.
    2. Turn ignition switch ON.
    3. Check signal between power window main switch connector and ground with oscilloscope.
      SIGNAL REFERENCE

      Terminals Signal (Reference value)
      (+) (-)
      Power window main switch connector Terminal
      D10 9 Ground Refer to following signal
      13
      Fig 5: Checking Signal Between Power Window Main Switch Connector And Ground
      G05212595Courtesy of NISSAN MOTOR CO., U.S.A.
      Fig 6: Identifying Signal Waveform
      G05212558Courtesy of NISSAN MOTOR CO., U.S.A.

      OK or NG 

      OK: Replace power window main switch.

      NG: GO TO 6.

  6. CHECK HARNESS CONTINUITY 3
    1. Turn ignition switch OFF.
    2. Disconnect power window main switch and power window motor (front driver side) connector.
    3. Check continuity between power window main switch connector and power window motor (front driver side) connector.
      CONTINUITY SPECIFICATION

      A B Continuity
      Power window main switch connector Terminal Power window motor (front driver side) connector Terminal
      D10 9 D12 3 Yes
      13 5
    4. Check continuity between power window main switch connector and ground.
      Fig 7: Checking Continuity Between Power Window Main Switch Connector And Ground
      G05212597Courtesy of NISSAN MOTOR CO., U.S.A.
      CONTINUITY SPECIFICATION

      A Ground Continuity
      Power window main switch connector Terminal
      D10 9 No
      13

      OK or NG 

      OK: Replace power window motor (front driver side).

      NG: Repair or replace harness.

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