FixVault

Fuel Tank Temperature Sensor

WARNING: This page is about a different car, the 2005 Nissan Xterra. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove fuel level sensor unit.
  2. Check resistance between "fuel level sensor unit and fuel pump" terminals 2 and 4 by heating with hot water or heat gun as shown in the figure.
    TERMINAL RESISTANCE CHART

    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" Terminals 2 And 4
    G03606903Courtesy of NISSAN MOTOR CO., U.S.A.