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Sliding Motor Circuit Inspection

WARNING: This page is about a different car, the 2007 Nissan Quest. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK SEAT SLIDING MECHANISM 

    Check the following.

    • Operation malfunction caused by sliding rail deformation, pinched harness or other foreign materials
    • Operation malfunction caused by foreign materials adhered to the sliding motor LH or sliding rail connector rod
    • Operation malfunction and interference with other parts by poor installation

    OK or NG 

    OK: GO TO 2.

    NG: Repair the malfunctioning part and check again.

  2. CHECK FUNCTION 

    With CONSULT-II 

    Check operation with "SEAT SLIDE" in ACTIVE TEST.

    ACTIVE TEST REFERENCE

    Test item Description
    SEAT SLIDE The sliding motor is activated by receiving the drive signal.

    Without CONSULT-II 

    GO TO 3.

    OK or NG 

    OK: Sliding motor circuit is OK.

    NG: GO TO 3.

    Fig 1: CONSULT II Display - ACTIVE TEST
    G04902975Courtesy of NISSAN MOTOR CO., U.S.A.
  3. CHECK SLIDING MOTOR CIRCUIT HARNESS CONTINUITY 
    1. Turn ignition switch OFF.
    2. Disconnect driver seat control unit and sliding motor LH.
    3. Check continuity between driver seat control unit connector B402 terminals 35, 42 and sliding motor connector B403 terminals 4, 6.

      35 - 4 : Continuity should exist. 

      42 - 6 : Continuity should exist. 

    4. Check continuity between driver seat control unit connector B402 terminals 35, 42 and ground.

      35 - Ground : Continuity should not exist. 

      42 - Ground : Continuity should not exist. 

    OK or NG 

    OK: GO TO 4.

    NG: Repair or replace harness.

    Fig 2: Checking Continuity Between Driver Seat Control Unit Connector B402 Terminals 35, 42 And Ground, And Between Connector B402 Terminals 35, 42 And Sliding Motor Connector B403 Terminals 4, 6.
    G04902976Courtesy of NISSAN MOTOR CO., U.S.A.
  4. CHECK DRIVER SEAT CONTROL UNIT OUTPUT SIGNAL 
    1. Connect the driver seat control unit and sliding motor LH.
      DRIVER SEAT CONTROL UNIT REFERENCE

      Connector Terminals Condition Voltage (V) (Approx.)
      (+) (-)
      B402 35 Ground Sliding switch ON
      (FORWARD operation)      		 Battery voltage
      Other than above 0
      42 Sliding switch ON
      (BACKWARD operation)      		 Battery voltage
      Other than above 0

    OK or NG 

    OK: Replace sliding motor. Refer to "FRONT SEAT ".

    NG: Replace driver seat control unit. Refer to "FRONT SEAT ".

    Fig 3: Checking Voltage Between Driver Seat Control Unit Connector Terminal 35, 42 And Ground
    G04902977Courtesy of NISSAN MOTOR CO., U.S.A.
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