"I think the mileage is computed from the injection volume, not the tank level."
And the injection volume is computed by the 'puter monitoring engine speed and the duty cycle of the injectors.
So the fuel actually used isn't really MEASURED.
The number the 'puter comes up with will only be perfectly correct if all the injectors are absolutely at exact flow "spec", and the gas temp/specific gravity is exactly what the system was calibrated at.
So, the mileage the 'puter shows you is actually an "educated guess".
A while back, some rumors were going around that certain aftermarket "chips" achieved better mileage on the "digital dash" by mucking with the software the 'puter uses to calculate MPG.
Whether true or not, I'm sure that would be possible.
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Today's Featured Article - Usin Your Implements: Bucket Loader - by Curtis Von Fange. Introduction: Dad was raised during the depression years of the thirties. As a kid he worked part time on a farm in Kansas doing many of the manual chores. Some of the more successful farmers of that day had a new time saving device called a tractor. It increased the farm productivity and, in general, made life easier because more work could be done with this 'mechanical beast'. My dad dreamed that some day he would have his own tractor with every implement he could get. When he rea
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