1) IAC valve... it sounds a HELL of a lot like your IAC valve is completely shot. Like just sticking closed. I need a new IAC myself... but mines at the point where the car will stall once a month... so im not to worried about it as of now... Id say clean it and see if that makes any difference...

98 Corolla LE 1.8L DOHC 1ZZFE TEIN H.Tech Springs Tokico HP series Struts Short ram air intake Tsudo Axel Back Exhaust ... if a jelly fish stung me.. would you pee on the wound?