yea this darn zetec of mine, just loses all of its power with the a/c on. guess i need a UDP, since its only 100 bucks. Wierd that your idle goes up with the a/c on, is this when the engine is warm or cold? Because my old zetec tour the rpms went up when I turned the heat on with the engine cold.

TPC Northville, MI 2002 - Pitch Black Focus SVT (Red Trim) Steeda Short Ram Intake 5% Tint All Around 98 Contour SE Zetec ATX - *RIP* @ Charity Motors