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MetroMPG · 02-04-2014, 10:33 PM

They may be able to detect lean burn, but the MPG calculations will be inaccurate while in lean burn mode.

The reason: UG & SG calculate fuel consumption based on air consumption, and assume an unchanging air:fuel ratio (stoichiometric) for the most part.

02-04-2014, 10:33 PM	#11 (permalink)
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