Search this site for the actual error code number, I think it should be "P0420." That should give you some info to start with. My guess is that either the cat is defective, or it just doesn't perform as well as the stock BMW cat. Which aftermarket catalytic converter did you install?? __________________ Real men know how to SEARCH! THIS IS A MILLPOINT BLUE INTERIOR Mods 'n' stuff: Star Spoke 43 wheels - X-Brace - Mason Engineering front strut brace - CF gauge overlay - ZHP shifter knob - Racing Dynamics cat-back - Doubled brake lights - M-tech rear spoiler From Page 68 of the 1997 Owners Manual: "Vehicles equipped with ASC+T remain subject to the laws of physics." |