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DRIVER SIDE : Diagnosis Procedure

WARNING: This page is about a different car, the 2010 Nissan Armada. However, it is still accessible from the selected car via links, so may be relevant.

Regarding Wiring Diagram information, refer to "WIRING DIAGRAM ".

  1. CHECK ENCODER OPERATION
    1. Turn ignition switch ON.
    2. Check signal between main power window and door lock/unlock switch connector and ground with oscilloscope.
      TERMINAL REFERENCE CHART

      Terminals Signal (Reference value)
      (+) (-)
      Main power window and door lock/unlock switch connector Terminal
      D7 9 Ground Refer to following signal
      13
      Fig 1: Checking Signal Between Main Power Window And Door Lock/Unlock Switch Connector And Ground
      G05046757Courtesy of NISSAN MOTOR CO., U.S.A.
      Fig 2: Encoder Signal Waveform
      G04888492Courtesy of NISSAN MOTOR CO., U.S.A.

      Is the inspection result normal? 

      YES: Check intermittent incident. Refer to "INTERMITTENT INCIDENT ".

      NO: GO TO  2

  2. CHECK FRONT POWER WINDOW MOTOR LH POWER SUPPLY
    1. Disconnect front power window motor LH.
    2. Check voltage between front power window motor LH connector and ground.
      TERMINAL VOLTAGE REFERENCE CHART

      Terminal Voltage (V) (Approx.)
      (+) (-)
      Front power window motor LH connector Terminal
      D9 4 Ground 10

      Is the measurement value within the specification? 

      YES: GO TO  4

      NO: GO TO  3

      Fig 3: Checking Voltage Between Front Power Window Motor LH Connector And Ground
      G04902759Courtesy of NISSAN MOTOR CO., U.S.A.
  3. CHECK HARNESS CONTINUITY 1
    1. Turn ignition switch OFF.
    2. Disconnect main power window and door lock/unlock switch.
    3. Check continuity between main power window and door lock/unlock switch connector and front power window motor LH connector.
      TERMINAL CONTINUITY REFERENCE CHART

      Main power window and door lock/unlock switch connector Terminal Front power window motor LH connector Terminal Continuity
      D7 (A) 15 D9 (B) 4 Yes
    4. Check continuity between main power window and door lock/unlock switch connector and ground.
      TERMINAL CONTINUITY REFERENCE CHART

      Main power window and door lock/unlock switch connector Terminal Ground Continuity
      D7 (A) 15 No

      Is the inspection result normal? 

      YES: Replace main power window and door lock/unlock switch. Refer to "REMOVAL AND INSTALLATION ".

      NO: Repair or replace harness.

      Fig 4: Checking Continuity Between Main Power Window, Door Lock/Unlock Switch Connector And Front Power Window Motor LH Connector
      G05382342Courtesy of NISSAN MOTOR CO., U.S.A.
  4. CHECK GROUND CIRCUIT
    1. Turn ignition switch OFF.
    2. Check continuity between front power window motor LH connector and ground.
      TERMINAL CONTINUITY REFERENCE CHART

      Front power window motor LH connector Terminal Ground Continuity
      D9 6 Yes

      Is the inspection result normal? 

      YES: GO TO  6

      NO: GO TO  5

      Fig 5: Checking Continuity Between Front Power Window Motor LH Connector And Ground
      G04902751Courtesy of NISSAN MOTOR CO., U.S.A.
  5. CHECK HARNESS CONTINUITY 2
    1. Disconnect main power window and door lock/unlock switch.
    2. Check continuity between main power window and door lock/unlock switch connector and front power window motor LH connector.
      TERMINAL CONTINUITY REFERENCE CHART

      Main power window and door lock/unlock switch connector Terminal Front power window motor LH connector Terminal Continuity
      D7 2 D9 6 Yes

      Is the inspection result normal? 

      YES: Replace main power window and door lock/unlock switch. Refer to "REMOVAL AND INSTALLATION ".

      NO: Repair or replace harness.

      Fig 6: Checking Continuity Between Main Power Window, Door Lock/Unlock Switch Connector And Front Power Window Motor LH Connector
      G04902752Courtesy of NISSAN MOTOR CO., U.S.A.
  6. CHECK HARNESS CONTINUITY 3
    1. Disconnect main power window and door lock/unlock switch.
    2. Check continuity between main power window and door lock/unlock switch connector and front power window motor LH connector.
      TERMINAL CONTINUITY REFERENCE CHART

      Main power window and door lock/unlock switch connector Terminal Front power window motor LH connector Terminal Continuity
      D7 (A) 9 D9 (B) 5 Yes
      13 3
    3. Check continuity between main power window and door lock/unlock switch connector and ground.
      TERMINAL CONTINUITY REFERENCE CHART

      Main power window and door lock/unlock switch connector Terminal Ground Continuity
      D7 (A) 9 No
      13

      Is the inspection result normal? 

      YES: Replace front power window motor LH. Refer to "REMOVAL AND INSTALLATION ".

      NO: Repair or replace harness.

      Fig 7: Checking Continuity Between Main Power Window, Door Lock/Unlock Switch Connector And Front Power Window Motor LH Connector
      G05382345Courtesy of NISSAN MOTOR CO., U.S.A.
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