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Home >> Infiniti >> 2006 >> FX45 >> Repair and Diagnosis >> Body & Frame >> Seats >> Automatic Drive Positioner >> Check Tilt Sensor Circuit

Check Tilt Sensor Circuit

  1. CHECK TILT SENSOR 

    With CONSULT-II 

    With "TILT SEN" on the DATA MONITOR, operate the tilt switch to make sure voltage changes.

    MONITOR ITEM CHART

    Monitor item [OPERATION or UNIT] Contents
    TILT SEN "V" The tilt position (voltage) judged from the tilt sensor signal is displayed.
    Fig 1: CONSULT-II Function Display - DATA MONITOR
    G04077674Courtesy of NISSAN MOTOR CO., U.S.A.

    Without CONSULT-II 

    1. Turn ignition switch OFF.
    2. Check voltage between automatic drive positioner control unit connector and ground.
      TERMINAL VOLTAGE CHART

      Connector Terminals (Wire color) Condition Voltage (V) (Approx.)
      (+) (-)
      M49 7 (Y/R) Ground Tilt top position 2
      Tilt bottom position 4

    OK or NG 

    OK : Tilt sensor circuit is OK.

    NG : GO TO 2.

    Fig 2: Identifying Voltage Between Automatic Drive Positioner Control Unit Connector And Ground
    G04077675Courtesy of NISSAN MOTOR CO., U.S.A.
  2. CHECK HARNESS 
    1. Disconnect automatic drive positioner control unit connector and tilt sensor and telescopic sensor connector.
    2. Check continuity harness between automatic drive positioner control unit connector M49 terminals 7 and tilt sensor and telescopic sensor connector M28 terminals 2.

      7 (Y/R) - 2 (Y/R) : Continuity should exist. 

    3. Check continuity harness between automatic drive positioner control unit connector M49 terminals 7 and ground.

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

      Fig 3: Identifying Continuity Harness Between Automatic Drive Positioner Control Unit Connector M49 Terminals 7 And Ground
      G04077676Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG 

    OK : Replace tilt sensor and telescopic sensor.

    NG : Repair or replace harness between automatic drive positioner control unit and tilt sensor and telescopic sensor.