Fuel Tank Temperature Sensor

2006 Infiniti FX35 AWDSECTION Fuel Tank Temperature Sensor
WARNING: This page is about a different car, the 2006 Infiniti FX45. 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 4 and 5 by heating with hot water or heat gun as shown in the figure.
    TEMPERATURE AND RESISTANCE REFERENCE

    Temperature Β°C (Β°F) Resistance kΞ©
    20 (68) 2.3 - 2.7
    50 (122) 0.79 - 0.90
    Fig 1: Identifying Fuel Level Sensor Resistance
    G04074870Courtesy of NISSAN MOTOR CO., U.S.A.
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.