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Sliding Motor Circuit Inspection

WARNING: This page is about a different car, the 2008 Nissan Maxima. 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 or pinched harness or other foreign materials
    • Operation malfunction caused by foreign materials adhered to the sliding motor 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-III

    Check operation with "SEAT SLIDE" in ACTIVE TEST.

    SEAT SLIDE TEST ITEM DESCRIPTION

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

    Without CONSULT-III 

    GO TO 3.

    OK or NG 

    OK: Sliding motor LH circuit is OK.

    NG: GO TO 3.

  3. CHECK SLIDING MOTOR 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 (A) terminals 35, 42 and sliding motor LH connector B404 (B) terminals 1,2.

      35 - 1: Continuity should exist. 

      42 - 2: Continuity should exist. 

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

      35 - Ground: Continuity should not exist. 

      42 - Ground: Continuity should not exist. 

      5. Fig 1: Checking Sliding Motor Harness Continuity
      G04917343Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    OK: GO TO 4.

    NG: Repair or replace harness.

  4. CHECK DRIVER SEAT CONTROL UNIT OUTPUT SIGNAL 
    1. Connect the driver seat control unit and sliding motor LH.
    2. Check voltage between driver seat control unit connector and ground.
      DRIVER SEAT CONTROL UNIT CONNECTOR AND GROUND

      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
      Fig 2: Checking Voltage Between Driver Seat Control Unit Connector And Ground
      G04917344Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

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

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

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