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Where does ECU get fuel flow data?

Discussion in 'Technical Chat' started by KenLyns, Jul 21, 2011.

  1. Jul 21, 2011 at 5:12 PM

    KenLyns [OP] 8-in. Third Member

    May 23, 2010
    Belly of the Beast
    4x4 TRD Off Road Full-Auto
    Pelfrey Bumper, CBI Sliders, Icon Coilovers, BudBuilt Skids, aFe Intake, Icon VS Rear Shocks, Timbren Bumpstops, All-Pro UCAs, JDM Steering Wheel, ViAir Compressor, Klearz LED 3rd Brake Light, Pop-N-Lock Tailgate Handle, Husky Front Flaps
    Where does the ECU get its fuel flow data to calculate MPGs for display in ScanGauge? Is there a flow meter somewhere in the fuel line? Or does it calculate it from the injectors (x picoliters per combustion cycle)?

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