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Home >> Subaru >> 2024 >> Impreza Base >> Repair and Diagnosis >> Engine Performance >> Fuel Delivery >> Fuel Injection System >> Fuel Level Sensor >> Inspection >> Fuel Pump Side
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Fuel Pump Side

  1. Check that the fuel level sensor has no damage.
  2. Measure the fuel level sensor float position.
    NOTE: When inspecting the fuel level sensor, perform the work with the sensor installed to the fuel pump.
    G16760730Courtesy of SUBARU OF AMERICA, INC.
    (A)  FULL 
    (B)  EMPTY 
    (C)  Fuel tank seating surface 
    Float position  Standard 
    FULL - Fuel tank seating surface H1 187.2 - 194.2 mm (7.37 - 7.646 in)
    EMPTY - Fuel tank seating surface H2 21.1 - 28.1 mm (0.831 - 1.107 in)
  3. Check the resistance between fuel level sensor terminals by the connector on top of the fuel pump.
    G16760731Courtesy of SUBARU OF AMERICA, INC.
    Float position  Terminal No  . Standard 
    FULL (A) 1 - 4 7.7 - 9.7 Ω 
    EMPTY (B) 230.9 - 235.9 Ω