Thread: 13 mpg average?
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  #24  
Old 03-11-2009, 03:00 PM
glc glc is offline
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Join Date: Dec 2006
Location: Joplin MO
Vehicle: 2003 Ford F150
Posts: 9,210
Less air, the less fuel has to be metered to maintain proper air/fuel ratio. The MAF senses how much air is going in, the computer adjusts the fuel to correspond.
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2003 F150XL 4.2 short cab/bed 4x2 5 speed manual 3.55 LS
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