Ford P1677 OBD-II Trouble Code Definition: P1677 Driver 4 Line 7 P1677 Ford OBD-II Trouble CodeDescription: OBD Trouble Code P1677 Driver 4 Line 7 Sorry no other information,Please help us to improve,Any information is appreciated.Thanks. VAG OBD Trouble Code P1677 Drive by Wire-MIL Circ. Short to B+ Sorry no other information,Please help us to improve,Any information […]