Ford P1863 OBD-II Trouble Code Definition: P1863 Transmission transfer case contact plate power Open circuit P1863 Ford OBD-II Trouble CodeDescription: PSA OBD Trouble Code P1863 Transmission transfer case contact plate power Open circuit Sorry no other information,Please help us to improve,Any information is appreciated.Thanks. VAG OBD Trouble Code P1863 Data Bus Powertrain Missing Message from St. […]