Power Window Serial Link Check (Front Passenger Side)

WARNING: This page is about a different car, the 2004 Infiniti G35. However, it is still accessible from the selected car via links, so may be relevant.

CHECK POWER WINDOW SWITCH OUTPUT SIGNAL
With CONSULT-II

Check door lock and unlock switch ("LOCK SW DR/AS", "UNLK SW DR/AS") in DATA MONITOR mode for "REMOTE KEYLESS ENTRY SYSTEM" with CONSULT-II. Refer to DATA MONITOR ,
- When door lock and unlock switch is turned to LOCK
  LOCK SW DR/AS: ON
- When door lock and unlock switch is turned to UNLOCK
  UNLK SW DR/AS: ON
  
  Fig 1: Displaying DATA MONITOR Mode
  Courtesy of NISSAN MOTOR CO., U.S.A.
Without CONSULT-II
1. Remove key from ignition switch, and the door of driver side and passenger side is closed.
2. Check the signal between BCM connector and ground with oscilloscope when door lock and unlock switch (driver side and passenger side) is turned "LOCK" or "UNLOCK".
3. Make sure signals which are shown in the figure below can be detected during 10 second just after door lock and unlock switch (driver side and passenger side) is turned "LOCK" or "UNLOCK".
  
  Fig 2: BCM Connector & Ground Signal Reference Chart
  Courtesy of NISSAN MOTOR CO., U.S.A.
  
  Fig 3: Checking Signal Between BCM Connector & Ground With Oscilloscope
  Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG
1. OK: GO TO 2.
2. NG: GO TO 3 .
CHECK BCM OUTPUT SIGNAL
Check power window serial link ("POWER WINDOW DOWN") in "ACTIVE TEST" mode with CONSULT-II. Refer to ACTIVE TEST

When "ACTIVE TEST" is executed, is the window of driver side and passenger side lowered.

OK or NG

Fig 4: Displaying POWER WINDOW DOWN In ACTIVE TEST Mode
Courtesy of NISSAN MOTOR CO., U.S.A.
1. OK: Further inspection is necessary. Refer to , "TROUBLE DIAGNOSES SYMPTOM CHART/WITH FRONT LEFT AND RIGHT POWER WINDOW ANTI-PINCH SYSTEM " or , "TROUBLE DIAGNOSES SYMPTOM CHART/WITH FRONT AND REAR POWER WINDOW ANTI-PINCH SYSTEM ".
2. NG: Replace BCM.
CHECK POWER WINDOW SWITCH GROUND
1. Turn ignition switch OFF.
2. Disconnect power window main switch and power window sub-switch connector.
3. Check continuity between power window main switch connector D7 terminal 5 and ground.
  5 (B) - Ground: Continuity should exist.
  
  Fig 5: Checking Continuity Between Power Window Main Switch Connector D7 Terminal 5 & Ground
  Courtesy of NISSAN MOTOR CO., U.S.A.
4. Check continuity between power window sub-switch connector D37 terminal 7 and ground.
  7 (B) - Ground: Continuity should exist.
  
  Fig 6: Checking Continuity Between Power Window Sub-Switch Connector D37 Terminal 7 & Ground
  Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG
1. OK: GO TO 4.
2. NG: Repair or replace harness.
CHECK POWER WINDOW SERIAL LINK CIRCUIT
1. Disconnect BCM connector.
2. Check continuity between BCM connector M1 terminal 22 and power window main switch connector D7 terminal 8.
  22 (Y) - 8 (Y): Continuity should exist.
  
  Fig 7: Checking Continuity Between BCM Connector M1 Terminal 22 & Power Window Main Switch Connector D7 Terminal 8
  Courtesy of NISSAN MOTOR CO., U.S.A.
3. Check continuity between BCM connector M1 terminal 22 and power window sub-switch connector D37 terminal 11.
  22 (Y) - 11 (Y): Continuity should exist.
  
  Fig 8: Checking Continuity Between BCM Connector M1 Terminal 22 & Power Window Sub-Switch Connector D37 Terminal 11
  Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG
1. OK: Replace power window main switch.
2. NG: Repair or replace harness.