Encoder Circuit Check (Passenger Side)

CHECK FRONT POWER WINDOW REGULATOR (PASSENGER SIDE) POWER SUPPLY
1. Turn ignition switch ON.
2. Check voltage between front power window regulator (passenger side) connector D38 terminal 4 and ground.
  
  Fig 1: Checking Front Power Window Regulator (Passenger Side) Power Supply
  Courtesy of NISSAN MOTOR CO., U.S.A.
  
  4 (R) - Ground: Approx.10V
OK or NG
1. OK: GO TO 3 .
2. NG: GO TO 2.
CHECK HARNESS CONTINUITY 1
1. Turn ignition switch OFF.
2. Disconnect front power window switch (passenger side) and front power window regulator (passenger side) connector.
3. Check continuity between front power window switch (passenger side) connector D36 terminal 4 and front power window regulator (passenger side) connector D38 terminal 4.
  
  Fig 2: Checking Front Power Window Regulator (Passenger Side) Harness Continuity 1
  Courtesy of NISSAN MOTOR CO., U.S.A.
  
  4 (R) - 4 (R): Continuity should exist.
OK or NG
1. OK: Replace front power window switch (passenger side).
2. NG: Repair or replace harness between front power window switch (passenger side) and front power window regulator (passenger side).
CHECK GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect front power window regulator (passenger side) connector.
3. Check continuity between front power window regulator (passenger side) connector D38 terminal 6 and ground.
  
  Fig 3: Checking Front Power Window Regulator (Passenger Side) Ground Circuit
  Courtesy of NISSAN MOTOR CO., U.S.A.
  
  6 (SB) - Ground: Continuity should exist.
OK or NG
1. OK: GO TO 5 .
2. NG: GO TO 4.
CHECK HARNESS CONTINUITY 2
1. Disconnect front power window switch (passenger side) connector.
2. Check continuity between front power window switch (passenger side) connector D36 terminal 3 and front power window regulator (passenger side) connector D38 terminal 6.
  
  Fig 4: Checking Front Power Window Regulator (Passenger Side) Harness Continuity 2
  Courtesy of NISSAN MOTOR CO., U.S.A.
  
  3 (SB) - 6 (SB): Continuity should exist.
OK or NG
1. OK: Replace front power window switch (passenger side).
2. NG: Repair or replace harness between front power window switch (passenger side) and front power window regulator (passenger side).
CHECK ENCODER SIGNAL

Fig 5: Front Power Window Regulator (Passenger Side) Encoder Signal Reference Value Removing
Courtesy of NISSAN MOTOR CO., U.S.A.
1. Connect front power window regulator (passenger side) connector.
2. Turn ignition switch ON.
3. Check signal between front power window switch (passenger side) connector and ground with oscilloscope.
  
  Fig 6: Checking Front Power Window Regulator (Passenger Side) Encoder Signal
  Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG
1. OK: Replace front power window switch (passenger side).
2. NG: GO TO 6.
CHECK HARNESS CONTINUITY 3
1. Turn ignition switch OFF.
2. Disconnect front power window switch (passenger side) and front power window regulator (passenger side) connector.
3. Check continuity between front power window switch (passenger side) connector D36 terminal 12 and front power window regulator (passenger side) connector D38 terminal 3.
  
  Fig 7: Checking Front Power Window Regulator (Passenger Side) Harness Continuity 3
  Courtesy of NISSAN MOTOR CO., U.S.A.
  
  12 (PU) - 3 (PU): Continuity should exist.
OK or NG
1. OK: Replace front power window motor (passenger side).
2. NG: Repair or replace harness between front power window switch (passenger side) and front power window regulator (passenger side).