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Angmaar · 02-16-2011, 05:55 PM

It uses the MAF (mass air flow sensor) in the intake and the VSS (for vehicle speed). By knowing how much air goes into the engine it can use a preset A/F ratio to figure out how much fuel is burnt.

02-16-2011, 05:55 PM	#2 (permalink)
Angmaar Master EcoModder Join Date: Feb 2010 Location: Wisconsin, United States Posts: 479 Thanks: 6 Thanked 20 Times in 20 Posts	It uses the MAF (mass air flow sensor) in the intake and the VSS (for vehicle speed). By knowing how much air goes into the engine it can use a preset A/F ratio to figure out how much fuel is burnt.