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      06-19-2012, 03:15 PM   #7
n55x3
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Drives: n55 BMWs
Join Date: Dec 2011
Location: us - ohio

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Quote:
Originally Posted by X3emist View Post
I think everyone is assuming that the MPG gauge is accurate and properly calibrated. This could account for some of the drastic variances being reported. Anyone run their own calculations over a couple tank fulls?
I'll admit, I've been pretty lazy in regards to manually calculating the MPG. When we got the X3 over a year ago I did do a couple manual calcs and it was relatively close, like within 1 mpg if I remember correctly. I should try it again though just for the heck of it.
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