Ford V-10 MPG getting worse, dirty MAF?
My 2004 Ford V-10 has MPG dropping since 2006. As my engine was getting broken in, you'd think the MPG would go up slightly, mine dropped. Not sure about the corelation, but that's about the time I ch...
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carringb wrote:overbrook wrote:Sagecoachdriver wrote:
My 2004 Ford V-10 has MPG dropping since 2006.
Prior to 2006, you were likely running a non ethanol fuel. But from mid 2006 on, e10 ethanol is what most of us are forced to fuel with.
Assuming you were running straight gasoline and were then forced to switch to E10 (gasoline cut 10 percent with ethanol), your mileage will drop. The big question is by how much.
The Environmental Protection Agency says E10 lowers mileage approximately 3 percent, but most real world reports say the mpg drop is closer to 10%.
That may not be the only reason you are seeing your mpg drop, but it could be a major factor - considering you saw the drop around the time the EPA mandated e10.
Bill
X2.
I lost about 10% after the mandatory switch.
Ditto here also. Lost 10% when E10 showed up. And this is with a 50 mpg Prius.
