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Check Limit Switch (Passenger Side)

  1. LIMIT SWITCH SIGNAL CHECK 
    1. Turn the ignition switch ON.
    2. Check voltage between front power window motor (passenger side) connector and ground.
      LIMIT SWITCH SIGNAL CHECK

      Connector Terminals (Wire color) Condition Voltage (V) (Approx,)
      (+) (-)
      D37 5 (PU) Ground Passenger side door window is between fully-open and just before fully-closed position (ON) 0
      Passenger side door window is between just before fully-closed position and fully-closed position (OFF) 5
      Fig 1: Checking Voltage Between Front Power Window Motor (Passenger Side) Connector And Ground
      G04129775Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    • OK: Limit switch (passenger side) is OK.
    • NG: GO TO 2.
  2. LIMIT SWITCH GROUND CHECK 
    1. Turn ignition switch OFF.
    2. Disconnect front power window motor (passenger side) connector.
    3. Check continuity between front power window motor (passenger side) connector D37 terminal 6 and ground.

      6 (B) - Ground: Continuity should exist. 

      Fig 2: Checking Continuity Between Front Power Window Motor (Passenger Side) Connector D37 Terminal 6 And Ground
      G04129776Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    • OK: GO TO 3.
    • NG: Repair or replace harness.
  3. CHECK POWER WINDOW MOTOR CIRCUIT 
    1. Disconnect passenger door control unit connector.
    2. Check continuity between front power window motor (passenger side) connector D37 terminal 5 and passenger door control unit connector D38 terminal 16.

      5 (PU) - 16 (PU): Continuity should exist. 

      Fig 3: Checking Continuity Between Front Power Window Motor And Passenger Door Control Unit Connector
      G04129777Courtesy of NISSAN MOTOR CO., U.S.A.
    3. Check continuity between front power window motor (passenger side) connector D37 terminal 5 and ground.

      5 (PU) - Ground: Continuity should not exist. 

    OK or NG 

    • OK: GO TO 4.
    • NG: Repair or replace harness between passenger door control unit and front power window motor (passenger side)
  4. PASSENGER DOOR CONTROL UNIT OUTPUT SIGNAL CHECK 
    1. Connect passenger door control unit connector.
    2. Turn ignition switch ON.
    3. Check voltage between front power window motor (passenger side) connector D37 terminal 5 and ground.

      5 (PU) - Ground: Approx. 5V 

      Fig 4: Checking Voltage Between Front Power Window Motor (Passenger Side) Connector D37 Terminal 5 And Ground
      G04129778Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    • OK: Check the condition of the harness and the connector.
    • NG: Replace passenger door control unit.
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