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Home >> Infiniti >> 2011 >> G37 Base, 2D Convertible >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - G37 Convertible - DTC P0137 Through P0460 >> DTC P0181: FTT Sensor >> Component Inspection
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Component Inspection

  1. CHECK FUEL TANK TEMPERATURE SENSOR
    1. Turn ignition switch OFF.
    2. Disconnect "fuel level sensor unit and fuel pump" harness connector.
    3. Remove fuel level sensor unit.
    4. Check resistance between "fuel level sensor unit and fuel pump" terminals by heating with hot water as shown in the figure.
      RESISTANCE REFERENCE CHART

      Terminals Condition Resistance (kΩ)
      4 and 5 Temperature [°C (°F)] 20 (68) 2.3 - 2.7
      50 (122) 0.79 - 0.90

      Is the inspection result normal? 

      YES: INSPECTION END

      NO: Replace "fuel level sensor unit and fuel pump". Refer to "REMOVAL AND INSTALLATION ".

      Fig 1: Checking Fuel Tank Temperature Sensor
      G07159745Courtesy of NISSAN MOTOR CO., U.S.A.
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