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Rear Lifting Switch Circuit Inspection

WARNING: This page is about a different car, the 2004 Nissan Maxima. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK FUNCTION 

    With CONSULT-II 

    With "LIFT RR SW-UP, LIFT RR SW-DN" on the DATA MONITOR, operate the rear lifting switch to check ON/OFF operation.

    Fig 1: Rear Lifting Switch Circuit - Monitor Item Contents Chart
    G02420707Courtesy of NISSAN MOTOR CO., U.S.A.
    Fig 2: DATA MONITOR - CONSULT II Display Screen
    G02420708Courtesy of NISSAN MOTOR CO., U.S.A.

    Without CONSULT-II 

    1. Turn ignition switch OFF.
    2. Check voltage between driver seat control unit connector and ground.
      Fig 3: Terminals Voltage Reference Chart
      G02420709Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG

    • OK: Rear seat lifting switch circuit is OK.
    • NG: GO TO 2.
      Fig 4: Checking Voltage Between Driver Seat Control Unit Connector And Ground
      G02420710Courtesy of NISSAN MOTOR CO., U.S.A.
  2. CHECK POWER SEAT SWITCH HARNESS CONTINUITY 
    1. Disconnect driver seat control unit and power seat switch LH.
    2. Check continuity between driver seat control unit connector P2 terminals 14, 29 and power seat switch connector P8 terminals 7, 8.

      14 (GR) - 8 (GR): Continuity should exist. 

      29 (Y/R) - 7 (Y/R): Continuity should exist. 

    3. Check continuity between driver seat control unit connector P2 terminals 14, 29 and ground.

      14 (GR) - Ground: Continuity should not exist. 

      29 (Y/R) - Ground: Continuity should not exist. 

      Fig 5: Checking Continuity Between Driver Seat Control Unit Connector P2 Terminals 14, 29, Power Seat Switch Connector P8 Terminals 7, 8 And Ground
      G02420711Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG

    • OK: GO TO 3.
    • NG: Repair or replace harness.
  3. CHECK REAR LIFTING SWITCH 

    Check continuity between power seat switch LH as follows.

    Fig 6: Terminals Continuity Reference Chart
    G02420712Courtesy of NISSAN MOTOR CO., U.S.A.
    Fig 7: Checking Continuity Between Power Seat Switch LH
    G02420713Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG

    • OK: Check the condition of the harness and connector.
    • NG: Replace power seat switch LH.