you're not writing too well so I can't fully understand what you're trying to say....I think you said the misfire stopped but now you have no power when you floor it and the check engine light is on. Right?
http://rotarycarclub.com/rotary_foru...51&postcount=7
Check those ^^^^ links and start testing the TPS...
those directions are fairly simple to follow but the most important is making sure there are no dead spots throughout the whole range.