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Showing results for tags 'fine when cold'.
99 Boxster Tiptronic - Runs fine when cold on first startup every day. I only drive it around town in stop/go traffic, and after about 20-30 minutes the transmission starts jerking, awkward hard upshifts and downshifts (sometimes no shifts), then the gear lights start flashing. I was thinking that since it shifts fine when cold, the transmission probably is not totally shot, but not sure where to start on fixing the problem. Could it be as simple as low/burnt fluid? Engine is throwing codes P0446, 1124, and one for an oxygen sensor, and I know what these are but not thinking this is re