Possiblity of a lotta things. What exactly was the code number? Could be o2 sensor, leaking vacuum lines, intake manifold, or exhaust manifold. Clean your MAF. Do a quick search and you'll find plenty of info on it.
98.5 SVT
91 Escort GT (almost sold)
96 ATX Zetec (i brake to watch you swerve)
FS: SVT rear sway bar
WTB: Very cheap beater
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