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Home >> Nissan-Datsun >> 2011 >> Quest SV >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTCS P0137 To P0448 >> DTC P0181: FTT Sensor >> Component Inspection

Component Inspection

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

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

      Is the inspection result normal? 

      YES: INSPECTION END

      NO: Replace fuel level sensor unit and fuel pump. Refer to "EXPLODED VIEW ".

      Fig 1: Checking Resistance Between Fuel Level Sensor Unit And Fuel Pump Terminals By Heating With Hot Water
      G04886518Courtesy of NISSAN MOTOR CO., U.S.A.