Ford Focus Forum, Ford Focus ST Forum - View Single Post - Help: rough idle, no power under load, exhaust sounds louder and choppier both low and high speeds
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Old 01-21-2013, 11:12 AM   #3
Eklipse113
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Join Date: Mar 2009
Fan#: 63711
Location: North Chicago, IL
What I Drive: 2009 Black Clearcoat Coupe SES

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Checked the vacuum hose- I can easily blow air through the vacuum hose in both directions. I thought those had a valve but whatever. I'm going to try to take off/clean the IAC valve today. May buy fuel system cleaner, intake system cleaner, etc.

Any other ideas?
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-Alex
2009 Focus Coupe SES 5-spd MTX
Steeda STS, Steeda SRI, FSWerks Race header, 2.5" flex, and 2.5" race exhaust
Tuned by Focus-Power (Tom)
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