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Home >> Subaru >> 2018 >> WRX Base >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 7 (Fuel Injection System (STI)) >> Fuel Level Sensor >> Inspection
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Fuel Level Sensor: Inspection

WARNING: This page is about a different variant/trim than selected.
  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.
    G12437426
    FLOAT POSITION STANDARD
    FULL to Fuel tank seating surface (A) 135±4 mm (5.315±0.157 in)
    EMPTY to Fuel tank seating surface (B) 23.7±4 mm (0.933±0.157 in)
  3. Measure the resistance between fuel level sensor terminals.
    G08538912
    FLOAT POSITION TERMINAL NO. STANDARD
    FULL (A) 1 and 4 8.7±1.0 Ω
    EMPTY (B) 139.1±2.0 Ω