I think generally most codes are related to the 02 sensors, at least thats my personal experience. I had a code a couple weeks ago that was a "Slow reading 02 sensor."
Jim Hahn
1996 T-Red Contour SE Reborn 4/6/04
3.0L swap and Arizona Dyno Chip Turbo Kit
364 whp, 410 wtq @ 4,700 rpm
