Ford P1861 OBD-II Trouble Code Definition: P1861 Transmission transfer case contact plate D Short circuit to ground P1861 Ford OBD-II Trouble CodeDescription: PSA OBD Trouble Code P1861 Transmission transfer case contact plate D Short circuit to ground Sorry no other information,Please help us to improve,Any information is appreciated.Thanks. VAG OBD Trouble Code P1861 Throttle Position (TP) […]