Ford P1596 OBD-II Trouble Code Definition: P1596 Speed Control Switch Always High P1596 Ford OBD-II Trouble CodeDescription: Chrysler OBD Trouble Code P1596 Speed Control Switch Always High Sorry no other information,Please help us to improve,Any information is appreciated.Thanks. Subaru OBD Trouble Code P1596 Automatic transmission diagnosis input signal circuit high input Sorry no other information,Please help […]