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Re: TechNight follow-up: 'Fuel Trim Diagnostics'
Posted to Technical Theory Forum on 11/19/2002 1 Reply

Air mass (Ford) = K(constant) * MAP * RPM

* Vol. Eff. * ECT correction * IAT correction – EGR mass

Air mass (GM) = [Displ * # Cyl/2] * MAP * RPM * Vol. Eff. / IAT * R – Purge mass – EGR mass

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