Help is appreciated

[ExplorerGuy1994]

I just used paperclip method to get my codes, and this is the result

KOEO - 327

CM - 176
177
327

KOER - 327
543

truck has a slight idle issue, no where near as bad as it was, exhaust smells of gas, and very crappy gas mileage. Any help is very apprciated. It is a 94 ex by the way

Joe

 

[Gadget X]

Sounds like you may need a new fuel pressure regulator. I'm not positive, though, maybe someone else will chime in.