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      12-26-2012, 12:50 PM   #20
MrPogle
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Drives: E90 330 M-Sport LCI
Join Date: Dec 2012
Location: UK

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Quote:
Originally Posted by o0timbo0o View Post
I have to use fuelly as per signature below because my in dash mpg display is a clear 7 mpg out .. each time i fill up i reset both journey and computer mpg displays and the best i seem to get out of it is around 27 mpg whereas fuelly below clearly shows different. ( fuelly is distance based on fuel used) .. unless my odo is out too !!
Have you checked the calibration on your fuel computer? The previous owner had set mine to 1040 for some reason so it was miles out. I set it to the default of 1000 and it was almost perfect. Fine tuning it to 990 and it is never more than 0.3 out.
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