Ford P1825 OBD-II Trouble Code Definition: P1825 Internal Mode Switch Illegal Range P1825 Ford OBD-II Trouble CodeDescription: OBD Trouble Code P1825 Internal Mode Switch Illegal Range Sorry no other information,Please help us to improve,Any information is appreciated.Thanks. PSA OBD Trouble Code P1825 Transmission 4-wheel drive clutch relay Open circuit Sorry no other information,Please help us to […]