In article ,
Jeff Layman wrote:
I checked my average for last year, and the Jazz's displayed mpg average
was 50.3 (Honest John's real mpg figure is 49.6). My calculated average
figure (trip meter mileage divided by petrol pump reading when pump
automatically stops) was 46.3.

How many tanks did you do this over? One isn't enough. You can't guarantee
you started and ended with the same amount of fuel in the tank.

--
*Why do psychics have to ask you for your name? *

Dave Plowman London SW
To e-mail, change noise into sound.