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Home >> Infiniti >> 2007 >> M45 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTCS P0171 Through P0456 (VK45DE) >> DTC P0181 FTT Sensor >> Component Inspection >> Fuel Tank Temperature Sensor
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Fuel Tank Temperature Sensor

  1. Remove fuel level sensor unit.
  2. Check resistance between "fuel level sensor unit and fuel pump" terminals 4 and 5 by heating with hot water or heat gun as shown in the figure.
    RESISTANCE REFERENCE

    Temperature °C (°F) Resistance kΩ
    20 (68) 2.3 - 2.7
    50 (122) 0.79 - 0.90
    Fig 1: Checking Resistance Between Fuel Level Sensor Unit And Fuel Pump Terminal 4 And 5
    G04875131Courtesy of NISSAN NORTH AMERICA, INC.
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