Originally posted by tungsten2k
a stock ECU will not get you any better as the flow requirements for each engine are so different that if there *isnt'* anything wrong with his current ECU then using a stock ECU will only exacerbate the problem. Bottom line, fuel and timing maps for a stock 1.8L won't run a 12.5:1 2.0L with a bunch of mods very well without some serious tweaking.
btw- thank whoever deleted my post which was directly above yours, which pretty much said, in not so many words, what i was refering too above.
A stock ECU will throw CELs. A Skunk2 chipped ECU will not throw codes. It ignores them.