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Check power Window Serial Link (Passenger Side)

  1. CHECK POWER WINDOW SWITCH OUTPUT SIGNAL 

    With CONSULT-III 

    Check ("CDL LOCK SW", "CDL UNLOCK SW") in DATA MONITOR mode for "POWER DOOR LOCK SYSTEM" with CONSULT-III. Refer to "DATE MONITOR ".

    POWER WINDOW SWITCH OUTPUT SIGNAL REFERENCE

    Monitor item Condition
    CDL LOCK SW LOCK : ON
    UNLOCK : OFF
    CDL UNLOCK SW LOCK : OFF
    UNLOCK : ON

    Without CONSULT-III 

    1. Remove key from ignition switch, and the door of driver side and passenger side is closed.
    2. Check 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".
      BCM CONNECTOR AND GROUND REFERENCE CHART

      Terminal Signal (Reference value)
      (+) (-)
      BCM connector Terminal
      M1 22 Ground
      G04877061Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    OK: Power window serial link is OK.

    NG: GO TO 2.

    Fig 1: Checking Signal Between BCM Connector And Ground With Oscilloscope
    G05212624Courtesy of NISSAN MOTOR CO., U.S.A.
  2. CHECK POWER WINDOW SWITCH GROUND 
    1. Turn ignition switch OFF.
    2. Disconnect power window main switch and front power window switch (passenger side) connector.
    3. Check continuity between power window main switch connector and ground.
      CONTINUITY SPECIFICATION

      Power window main switch connector Terminal Ground Continuity
      D11 17 Yes
      Fig 2: Checking Continuity Between Power Window Main Switch Connector And Ground
      G05212576Courtesy of NISSAN MOTOR CO., U.S.A.
    4. Check continuity between power window sub-switch (front passenger side) connector and ground.
      CONTINUITY SPECIFICATION

      Power window sub-switch (front passenger side) connector Terminal Ground Continuity
      D46 11 Yes

    OK or NG 

    OK: GO TO 3.

    NG: Repair or replace harness.

    Fig 3: Checking Continuity Between Power Window Sub-Switch Connector And Ground
    G05212580Courtesy of NISSAN MOTOR CO., U.S.A.
  3. CHECK POWER WINDOW SERIAL LINK CIRCUIT 
    1. Disconnect BCM connector.
    2. Check continuity between BCM connector and power window main switch connector.
      CONTINUITY SPECIFICATION

      A B Continuity
      BCM connector Terminal Power window main switch connector Terminal
      M1 22 D10 14 Yes
      Fig 4: Checking Continuity Between BCM Connector And Power Window Main Switch Connector
      G05212627Courtesy of NISSAN MOTOR CO., U.S.A.
    3. Check continuity between BCM connector and power window sub-switch (front passenger side) connector.
      CONTINUITY SPECIFICATION

      A B Continuity
      BCM connector Terminal Power window sub- switch (front passenger side) connector Terminal
      M1 22 D46 16 Yes

    OK or NG 

    OK: Replace power window main switch.

    NG: Repair or replace harness.

    Fig 5: Checking Continuity Between BCM Connector And Power Window Sub-Switch Connector
    G05212628Courtesy of NISSAN MOTOR CO., U.S.A.
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