Originally posted by getlucky151:
I thought mine was my IAC valve too. It showed the obvious symptoms, and it also threw a CEL. But, a Ford guy scanned it, and it said it was the IAT (intake air temp.) sensor. He replaced it, and its been ideling good as new.




I replaced my IAC and everything was great until it got cold. Now I have similar weird idle problems, 2k then nearly dying, then 2k, then normal. When the ambient temp is above freezing, it idles perfectly. Wonder if it's the same sensor?