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Home › Nissan-Datsun › 2003 › Sentra SE-R, Automatic › Repair and Diagnosis › External Pages › Different car › Section 1831 (Glass, Window System & Mirrors) › Power Window System › Encoder Circuit Check Front RH (Without Rear Power Vent Windows)

Encoder Circuit Check Front RH (Without Rear Power Vent Windows)

WARNING: This page is about a different car, the 2006 Nissan Quest. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK FRONT POWER WINDOW MOTOR RH POWER SUPPLY 
    1. Turn ignition switch OFF.
    2. Disconnect front power window motor RH.
    3. Turn ignition switch ON.
    4. Check voltage between front power window motor RH connector D104 terminal 6 and ground.

      6 - Ground: Approx. 10V 

      Fig 1: Identifying Voltage Between Front Power Window Motor Connector Terminal 6 And Ground
      G04199703Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    OK: GO TO  3.

    NG: GO TO 2.

  2. CHECK HARNESS CONTINUITY 
    1. Turn ignition switch OFF.
    2. Disconnect power window and door lock/unlock switch RH.
    3. Check continuity between front power window motor RH connector and power window and door lock/unlock switch RH connector.
      TERMINAL CONTINUITY TABLE

      Connector Terminal Connector Terminal Continuity
      A B
      Power window and door lock/unlock switch RH: D105 4 Front power window motor RH: D104 6 Yes
      Fig 2: Identifying Continuity Between Front Power Window Motor Power Window Switch Connector Terminals And Ground
      G04199704Courtesy of NISSAN MOTOR CO., U.S.A.
    4. Check continuity between front power window motor LH connector and ground.
      CONNECTOR TERMINAL CONTINUITY TABLE

      Connector Terminal Ground Continuity
      B
      Front power window motor RH: D104 6 No

    OK or NG 

    OK: Replace main power window and door lock/unlock switch. Refer to "FRONT DOOR ".

    NG: Repair or replace harness.

  3. CHECK ENCODER GROUND 
    1. Turn ignition switch OFF.
    2. Check continuity between front power window motor RH connector D104 terminal 4 and ground.

      4 - Ground: Continuity should exist. 

    OK or NG 

    OK: GO TO  5.

    NG: GO TO 4.

    Fig 3: Identifying Continuity Between Front Power Window Motor Connector Terminal 4 And Ground
    G04199705Courtesy of NISSAN MOTOR CO., U.S.A.
  4. CHECK ENCODER GROUND CIRCUIT 
    1. Disconnect power window and door lock/unlock switch RH.
    2. Check continuity between power window and door lock/unlock switch RH (A) connector D105 terminal 14 and front power window motor RH (B) connector D104 terminal 6.

      6 - 14: Continuity should exist. 

    OK or NG 

    OK: Replace power window and door lock/unlock switch RH.

    Refer to "FRONT DOOR ".

    NG: Repair or replace harness.

    Fig 4: Identifying Continuity Door Lock/Unlock Switch Terminal 14 And Front Power Window Motor Terminal 6
    G04199706Courtesy of NISSAN MOTOR CO., U.S.A.
  5. CHECK ENCODER SIGNAL 
    1. Connect front power window motor RH.
    2. Turn ignition switch ON.
    3. Check the signal between power window and door lock/unlock switch RH connector and ground with oscilloscope.
      SIGNAL CHART

      Connector Terminals Condition Signal
      (+) (-)
      D105 12 Ground Opening
      G04077331
      Fig 5: Identifying Signal Between Power Window Switch Connector And Ground Using Oscilloscope
      G04199708Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    OK: Replace power window and door lock/unlock switch RH. Refer to "FRONT DOOR ".

    NG: GO TO 6.

  6. CHECK ENCODER CIRCUIT 
    1. Turn ignition switch OFF.
    2. Disconnect front power window motor RH and power window and door lock/unlock switch RH.
    3. Check continuity between front power window motor RH connector and power window and door lock/unlock switch RH connector.
      CONNECTOR TERMINAL CONTINUITY CHECK CHART

      Connector Terminal Connector Terminal Continuity
      A B
      Power window and door lock/unlock switch RH: D105 12 Front power window motor RH: D104 5 Yes
      Fig 6: Identifying Continuity Between Front Power Window Motor Connector Door Lock/Unlock Switch Connector And Ground
      G04199709Courtesy of NISSAN MOTOR CO., U.S.A.
    4. Check continuity between front power window motor LH connector and ground.
      TERMINAL CONTINUITY CHART

      Connector Terminal Ground Continuity
      B
      Front power window motor RH: D104 5 No

    OK or NG 

    OK: Replace front power window motor RH. Refer to "REMOVAL AND INSTALLATION ".

    NG: Repair or replace harness.

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