Car act like it stalls/skips/misfires around 2200 rpm, engine shuts off & "etc engine failsafe mode" is indicated. diagnosis as electronic throttle control resulting in an unsafe driving condition typically when accelerating on freeway or causing complete engine shutdown. as indicated on a wed chat page this lincoln ls engine failsafe mode is a significant problem when the car won't go past 20 mph & then you get to play a game of lets dodge 70 mph traffic w/ semi-trucks (where the minimum post interstate speed is 45 mph). from several web sites, it appears this error is a common safety concern with a number of lincoln ls's. *tr