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Home >> Nissan-Datsun >> 2012 >> Maxima S >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTCS P0137 To P0448 >> DTC P0181: FTT Sensor >> Component Inspection
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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 Condition Resistance
      4 and 5 Temperature [°C (°F)] 20 (68) 2.3 - 2.7 kΩ
      50 (122) 0.79 - 0.90 kΩ
      Fig 1: Checking Resistance Between Fuel Level Sensor Unit And Fuel Pump Terminal 4 And 5
      G08145848Courtesy of NISSAN NORTH AMERICA, INC.

      Is the inspection result normal? 

      YES: INSPECTION END

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

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