Quote:
Originally Posted by PaleMelanesian
MAF (air flow) for some cars, MAP (air pressure) and rpm for others like mine.
It also needs the engine size.
It assumes 14.7:1 air-fuel ratio.
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My truck is speed density, so no MAF. How does it use MAP and RPM to give FE numbers?
Quote:
Originally Posted by cfg83
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Regretably, that is too technical for me.
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Current MPG driver:
1994 Isuzu Rodeo - Beater with a Heater...
Last edited by Backtobasics; 02-21-2011 at 11:10 AM..
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