Originally Posted by
jayloukakis@hotmail.com
All my driving is around town and much of heavy pedal have not measured mpg, my last car I had an Auto meter would read average mpg and constant mpg, will not work on my XF so I just bought a heads up display 5.5 inch will show speed and mpg it has shipped will not receive it for a week or so.
If it doesn't work out, get an Ultra-Gauge, I've had one for 4 years now :
UltraGauge OBDII Scan tool & Information Center