I think this is working well enough to call it a creation, so say hello to the MPGuino, part of the opengauge.org efforts for improving energy monitoring. It has numerous screens that display instant/current trip data simultaneously, or instant/tank data, or jumbo mpg numbers for instant/current/ta…

MPGuino MPG Gauge for fuel injected vehicles

RanTalbott June 19, 2009, 5:28am 16

You should find everything at the wiki.

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