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Home >> Infiniti >> 2004 >> QX56 RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 1227 (Seat) >> Automatic Drive Positioner >> Reclining Motor LH Circuit Inspection

Reclining Motor LH Circuit Inspection

WARNING: This page is about a different car, the 2005 Infiniti QX56. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK SEAT RECLINING MECHANISM 

    Check the following.

    • Operation malfunction caused by an interference with the center pillar or center console
    • Operation malfunction and interference with other parts by poor installation

    OK or NG

    • OK: GO TO 2.
    • NG: Repair or replace the malfunctioning part and check again.
  2. CHECK FUNCTION 

    With CONSULT-II 

    Check operation with "SEAT RECLINING" in ACTIVE TEST.

    SEAT RECLINING TEST DESCRIPTION

    Test item Description
    SEAT RECLINING The reclining motor LH is activated by receiving the drive signal.

    Without CONSULT-II 

    GO TO 3.

    OK or NG

    • OK: Reclining motor LH circuit is OK.
    • NG: GO TO 3.
    Fig 1: CONSULT-II - Identifying "SEAT RECLINING" In ACTIVE TEST
    G02384106Courtesy of NISSAN MOTOR CO., U.S.A.
  3. CHECK RECLINING MOTOR CIRCUIT HARNESS CONTINUITY 
    1. Turn ignition switch OFF.
    2. Disconnect driver seat control unit and reclining motor LH.
    3. Check continuity between driver seat control unit connector P3 terminals 36, 44 and reclining motor LH connector P5 terminals 3, 4.
      • 36 (Y/G) - 4 (Y/G): Continuity should exist. 
      • 44 (Y/R) - 3 (Y/R): Continuity should exist. 
    4. Check continuity between driver seat control unit connector P3 terminals 36, 44 and ground.
      • 36 (Y/G) - Ground: Continuity should not exist. 
      • 44 (Y/R) - 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 P3 Terminals 36, 44 And Reclining Motor LH Connector P5 Terminals 3 And 4
    G02384107Courtesy of NISSAN MOTOR CO., U.S.A.
  4. CHECK DRIVER SEAT CONTROL UNIT OUTPUT SIGNAL 
    1. Connect the driver seat control unit and reclining motor LH.
    2. Check voltage between driver seat control unit connector and ground.
    Fig 3: Driver Seat Control Unit Connector P3 Terminal 36 And 44 Voltage Specifications
    G02384108Courtesy of NISSAN MOTOR CO., U.S.A.
    Fig 4: Checking Voltage Between Driver Seat Control Unit Connector And Ground
    G02384109Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG

    • OK: Replace reclining motor LH.
    • NG: Replace driver seat control unit.