Recently bought the car (2000 540i M Sport) knowing it needed some work, I am a mechanic but never worked on this motor before (M62). I am getting codes saying that it is misfiring on all cylinders (1 - 8), idles fine, drives great, has fuel and spark. I am hoping this great community can give...

Rare 540i MSport. 1 of 132 factory equipped with 6 speed manual transmission, EDC (electronic self-leveling) suspension, ASC+T Traction Control, M5 brakes and sport interior. Shocks have been replaced within last 20K miles. Normally these are very expensive and parts are becoming difficult to...