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Limit Switch Circuit Check Front LH

WARNING: This page is about a different car, the 2007 Nissan Pathfinder. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK MAIN POWER WINDOW AND DOOR LOCK/UNLOCK SWITCH LIMIT SIGNAL 
    1. Turn ignition switch ON.
    2. Check voltage between main power window and door lock/ unlock switch connector D7 terminal 9 and ground.
      VOLTAGE SPECIFICATION CHART

      Connector Terminals Condition Voltage (V) (Approx.)
      (+) (-)
      D7 9 Ground Front door window LH is between fully-open and just before fully-closed position (ON) 0
      Front door window LH is between just before fully-closed position and fully-closed position (OFF) 5
      Fig 1: Checking Voltage Between Door Lock/Unlock Switch Connector Terminal 9 And Ground
      G04902749

    OK or NG 

    OK: Limit switch circuit is OK.

    NG: GO TO 2.

  2. CHECK LIMIT SWITCH GROUND CIRCUIT 
    1. Turn ignition switch OFF.
    2. Disconnect front power window motor LH.
    3. Check continuity between front power window motor LH connector D9 terminal 4 and ground.

      4 - Ground : Continuity should exist. 

      Fig 2: Checking Continuity Between Front Power Window Motor LH Connector D9 Terminal 4 And Ground
      G04912939

    OK or NG 

    OK: Replace front power window motor LH. Refer to "FRONT DOOR GLASS REGULATOR ".

    NG: GO TO 3.

  3. CHECK HARNESS CONTINUITY 
    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

      Connector Terminal Connector Terminal Continuity
      A B
      Main power window and door lock/unlock switch: D7 2 Front power window motor LH: D9 4 Yes
    3. Check continuity between front power window motor LH connector and ground.
      TERMINAL CONTINUITY REFERENCE CHART

      Connector Terminal Ground Continuity
      B
      Front power window motor LH: D9 4 No
      Fig 3: Checking Continuity Between Front Power Window Motor LH Connector And Ground
      G04912940

    OK or NG 

    OK: GO TO 4.

    NG: Repair or replace harness.

  4. CHECK HARNESS CONTINUITY 
    1. Check continuity between main power window and door lock/ unlock switch connector and front power window motor LH connector.
      TERMINAL CONTINUITY REFERENCE CHART

      Connector Terminal Connector Terminal Continuity
      A B
      Main power window and door lock/unlock switch: D7 9 Front power window motor LH: D9 5 Yes
      Fig 4: Checking Continuity Between Main Power Window And Door Lock/ Unlock Switch Connector
      G04912941
    2. Check continuity between front power window motor LH connector and ground.
      TERMINAL CONTINUITY REFERENCE CHART

      Connector Terminal Ground Continuity
      B
      Front power window motor LH: D9 5 No

    OK or NG 

    OK: GO TO 5.

    NG: Repair or replace harness.

  5. CHECK LIMIT SWITCH GROUND 

    Check continuity between main power window and door lock/unlock switch connector and ground.

    TERMINAL CONTINUITY REFERENCE CHART

    Connector Terminal Ground Continuity
    Main power window door lock/unlock switch: D7 2 Yes
    Fig 5: Checking Continuity Between Main Power Window Door Lock/Unlock Switch Connector And Ground
    G04912942

    OK or NG 

    OK: GO TO  7.

    NG: GO TO 6.

  6. CHECK MAIN POWER WINDOW AND DOOR LOCK/UNLOCK SWITCH GROUND CIRCUIT 

    Check continuity between main power window and door lock/unlock switch connector D8 terminal 17 and ground.

    17 - Ground : Continuity should exist. 

    Fig 6: Checking Continuity Between Connector D8 Terminal 17 And Ground
    G04912927

    OK or NG 

    OK: Replace main power window and door lock/unlock switch. Refer to "FRONT DOOR ".

    NG: Repair or replace harness.

  7. CHECK FRONT POWER WINDOW MOTOR LH LIMIT SIGNAL 
    1. Connect main power window and door lock/unlock switch and front power window motor LH.
    2. Turn ignition switch ON.
    3. Check voltage between main power window and door lock/ unlock switch connector.
      VOLTAGE SPECIFICATION CHART

      Connector Terminals Condition Voltage (V) (Approx.)
      (+) (-)
      Main power window and door lock/ unlock switch: D7 9 2 Front power window LH is between fully-open and just before fully-closed position (ON) 0
      Front power window LH is between just before fully-closed position and fully-closed position (OFF) 5
      Fig 7: Checking Voltage Between Main Power Window And Door Lock/Unlock Switch Connector
      G04912944

    OK or NG 

    OK: Check the condition of the harness and connector.

    NG: Replace front power window motor LH. Refer to "FRONT DOOR GLASS REGULATOR ".

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