hi i have a 2002 mazda protege which says incorrect gear ratio p0730 help please!!! it starting giving me this code suddenly no warning signs etc the gears were not slipping or anything just one night while i was driving i felt the tranny downshift and upshift abnormally it was like the car was confused as to which gear to select!!
things i tried so far: flush out old tranny fluid was using redline d4, fluid was nasty btw. changed the filter under the valve body and put in fresh redline d4 around 3 and a half quarts anyways can anyone assist me with this problem thanks