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HOMESERVICE MANUALSINFINITI2006G35 BASE, 2D COUPE, AUTOMATICREPAIR AND DIAGNOSIS (SINGLE PAGE)BODY & FRAMESEATS (COUPE)AUTOMATIC DRIVE POSITIONERCHECK REAR LIFTING MOTOR CIRCUIT
2006 Infiniti G35 Base, 2D Coupe, Automatic

Check Rear Lifting Motor Circuit

2006 Infiniti G35 Base, 2D Coupe, AutomaticSECTION Check Rear Lifting Motor Circuit
  1. CHECK REAR END SEAT LIFTING MECHANISM 

    Check the following.

    • Operation malfunction caused by lifter mechanism deformation or pinched harness or other foreign materials
    • Operation malfunction caused by foreign materials adhered to the lifter motor or lead screws
    • 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 LIFTER RR" in ACTIVE TEST.

    TEST ITEM DESCRIPTION TABLE

    Test item Description
    SEAT LIFTER RR The rear end lifter motor is activated by receiving the drive signal.
    Fig 1: CONSULT-II Display Active Test
    G04182546Courtesy of NISSAN MOTOR CO., U.S.A.

    Without CONSULT-II 

    GO TO 3.

    OK or NG 

    OK: Rear lifting motor check is OK.

    NG: GO TO 3.

  3. CHECK REAR LIFTING HARNESS CONTINUITY 
    1. Turn ignition switch OFF.
    2. Disconnect driver seat control unit connector and rear lifting motor connector.
    3. Check continuity between driver seat control unit connector B353 terminals 38, 39 and lifting motor connector B360 terminals 38, 39.

      38 (L/Y) - 38 (L/Y): Continuity should exist  .

      39 (L) - 39 (L): Continuity should exist  .

    4. Check continuity between driver seat control unit connector B353 terminals 38, 39 and ground.

      38 (L/Y) - Ground: Continuity should not exist  .

      39 (L) - Ground: Continuity should not exist  .

    OK or NG 

    OK: GO TO 4.

    NG: Repair or replace harness between driver seat control unit and rear lifting motor.

    Fig 2: Checking Continuity Between Driver Seat Control Unit, Lifting Motor Connector Terminals And Ground
    G04182547Courtesy of NISSAN MOTOR CO., U.S.A.
  4. CHECK DRIVER SEAT CONTROL UNIT OUTPUT SIGNAL 
    1. Connect the driver seat control unit connector.
    2. Rear lifting switch operate, check voltage between driver seat control unit connector and ground.
      VOLTAGE CHECK TABLE

      Connector Terminals (Wire color) Rear lifting switch condition Voltage (V) (Approx.)
      (+) (-)
      B353 38 (L/Y) Ground UP Battery voltage
      Other than above 0
      39 (L) DOWN Battery voltage
      Other than above 0
      Fig 3: Checking Voltage Between Driver Seat Control Unit Connector And Ground
      G04182548Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    OK: Replace rear lifting motor.

    NG: Replace driver seat control unit.

RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.