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Power Window Serial Link Check (Front Passenger Side)

WARNING: This page is about a different car, the 2005 Infiniti G35. However, it is still accessible from the selected car via links, so may be relevant.
  1. 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: LOCK SW DR/AS Data Monitor
      G02354885Courtesy 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: Signal Check Between BCM Connector And Ground With Oscilloscope When Door Lock And Unlock Switch (Driver Side And Passenger Side) Is Turned LOCK Or UNLOCK Table
      G02354886Courtesy of NISSAN MOTOR CO., U.S.A.
      Fig 3: Checking Signal Between BCM Connector And Ground With Oscilloscope When Door Lock And Unlock Switch (Driver Side And Passenger Side) Is Turned LOCK Or UNLOCK
      G02354887Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    1. OK: GO TO 2.
    2. NG: GO TO  3.
  2. 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 driver side and passenger side window (with front left and right anti-pinch system) or front and rear window (with front and rear anti-pinch system) lowered.

    OK or NG 

    1. OK: Further inspection is necessary. Refer to symptom chart.
    2. NG: Replace BCM.
      Fig 4: Active Test Data Monitor
      G02354888Courtesy of NISSAN MOTOR CO., U.S.A.
  3. 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 D8 terminal 17 and ground.

      17 (B) - Ground: Continuity should exist. 

      Fig 5: Checking Continuity Between Power Window Main Switch Connector D8 Terminal 17 And Ground
      G02354889Courtesy of NISSAN MOTOR CO., U.S.A.
  4. Check continuity between power window sub-switch connector D36 terminal 11 and ground.

    11 (B) - Ground: Continuity should exist. 

    OK or NG 

    1. OK: GO TO 4.
    2. NG: Repair or replace harness.
      Fig 6: Checking Continuity Between Power Window Sub-Switch Connector D36 Terminal 11 And Ground
      G02354890Courtesy of NISSAN MOTOR CO., U.S.A.
  5. 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 14.

      22 (Y) - 14 (Y): Continuity should exist. 

      Fig 7: Checking Continuity Between BCM Connector M1 Terminal 22 And Power Window Main Switch Connector D7 Terminal 14
      G02354891Courtesy of NISSAN MOTOR CO., U.S.A.
    3. Check continuity between BCM connector M1 terminal 22 and power window sub-switch connector D36 terminal 16.

      22 (Y) - 16 (Y): Continuity should exist. 

      OK or NG 

      1. OK: Power window serial link is ok.
      2. NG: Repair or replace harness.
        Fig 8: Checking Continuity Between BCM Connector M1 Terminal 22 And Power Window Sub-Switch Connector D36 Terminal 16
        G02354892Courtesy of NISSAN MOTOR CO., U.S.A.