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Limit Switch Check (Driver Side)

  1. LIMIT SWITCH SIGNAL CHECK 
    1. Turn the ignition switch ON.
    2. Check voltage between front power window regulator (driver side) connector and ground.
      Fig 1: Voltage Specifications Between Front Power Window Regulator (Driver Side) Connector And Ground
      G02045080Courtesy of NISSAN MOTOR CO., U.S.A.
      Fig 2: Checking Voltage Between Front Power Window Regulator (Driver Side) Connector And Ground
      G02045081Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG? 

    1. OK >> Limit switch (driver side) circuit is OK.
    2. NG >> GO TO 2
  2. LIMIT SWITCH GROUND CHECK 
    1. Turn ignition switch OFF.
    2. Disconnect front power window regulator (driver side) connector.
    3. Check continuity between front power window regulator (driver side) connector D7 terminal 6 and ground.
      1. 6 (B) - Ground : Continuity should exist. 
      Fig 3: Checking Continuity Between Front Power Window Regulator (Driver Side) Connector D7 Terminal 6 And Ground
      G02045082Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG? 

    1. OK >> GO TO 3
    2. NG >> Repair or replace harness.
  3. FRONT POWER WINDOW REGULATOR (DRIVER SIDE) CIRCUIT CHECK 
    1. Disconnect driver door control unit (door LCU01) connector.
    2. Check continuity between power window regulator (driver side) connector D7 terminal 5 and driver door control unit (LCU01) connector D8 terminal 7.
      1. 5 (PU) - 7 (PU) : Continuity should exist. 
      Fig 4: Checking Continuity Between Power Window Regulator (Driver Side) Connector D7 Terminal 5 And Driver Door Control Unit (LCU01) Connector D8 Terminal 7
      G02045083Courtesy of NISSAN MOTOR CO., U.S.A.
    3. Check continuity between power window regulator (driver side) connector D7 terminal 5 and ground.
      1. 5 (PU) - Ground : Continuity should not exist. 

    OK or NG? 

    1. OK >> GO TO 4.
    2. NG >> Repair or replace harness between driver door control unit (LCU01) and front power window regulator (driver side).
  4. LIMIT SWITCH CHECK 
    1. Connect driver door control unit (LCU01) connector.
    2. Turn ignition switch ON.
    3. Check voltage between front power window regulator (driver side) connector D7 terminal 5 and ground.
      1. 5 (PU) - Ground : Approx. 5V 
      Fig 5: Checking Voltage Between Front Power Window Regulator (Driver Side) Connector D7 Terminal 5 And Ground
      G02045084Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    1. OK >> Replace front power window regulator (driver side).
    2. NG >> Replace driver door control unit (LCU01).
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