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#10: 03-26-2012, 09:47 AM
 
 Leviman
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Location: Alaska
Car: '05 OBXT, '73 Super Beetle, '31 Ford
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Quote:
Originally Posted by jbrscot View Post
One thing to keep in mind is the computer MPG reading and the actual calculated (miles / gallons) are not always equal...On my last one my computer said 31.2 but I calculated 29.6.
I consistently read about two under as well on calculated vs computer. On a six hour drive I just took I only got 25. I was rather disappointed at this, but it was a rather hilly and twisty drive so lots of change of speed. Maybe I should do my plugs. I just did my air filter (which was FILTHY).