This is the best I can find on the EGR cleaning:
http://www.vehicross.info/forums/sho...t=EGR+cleaning
Nobody seems to have done a How2 with step by step pix.
EDIT:
Here's a little more detail:
http://www.vehicross.info/forums/sho...2&postcount=15
EDIT again:
Here's some info (& 1 pic) on the IAC:
http://www.vehicross.info/forums/sho...ight=TPS+clean
Note in one of the posts that it was just a leaking hose so check them before you start buying replacement parts.