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Home >> Lexus >> 2007 >> LS 460 >> Repair and Diagnosis >> External Pages >> Different car >> Section 236 (Engine Control System) >> DTC P0181: FTT Sensor >> Component Inspection >> Fuel Tank Temperature Sensor
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Fuel Tank Temperature Sensor

WARNING: This page is about a different car, the 2005 Nissan Quest. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove "fuel level sensor unit and fuel pump".
  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 TEMPERATURE TABLE

    Temperature °C (°F) Resistance kΩ
    20 (68) 2.3 - 2.7
    50 (122) 0.79 - 0.90
    Fig 1: Checking Fuel Tank Temperature Sensor Resistance
    G02447033Courtesy of NISSAN MOTOR CO., U.S.A.