Need Help With Misterious Idle Problems

[Wolfwood]

arighty then i have a problem with my celicas idle normal idle is supposta be 700-750 it currently idles at double that around 1300 to 1400 idle now i tryed adjusting the idle speed on the carb but to no avail. this is running the 20R engine and it is entirely stock any ideas

[tarai5]

I presume this is a 'new' problem?

This is going to sound pretty stupid but check there's nothing (interior carpet) jamming actual pedal down a tad. I think after that you could well be on yr way to a dealer or a fuel specialist - sorry mate.