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Old 03-25-2013, 09:05 AM   #8
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Originally Posted by mazdakiller View Post
Thanks for clearing that up
You're welcome, and it may not just be the second catalyst as a reason, the PZEV models cannot release any fuel vapors for 15 years and 150,000 miles or more, and the higher ethanol concentration can vaporize easier which would compromise the evaporative emissions control efforts.

The flex fuel filler neck looks like this on the 2012+ Ford Focus.
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