Ford P1843 OBD-II Trouble Code Definition: P1843 1-2 Shift Solenoid Circuit High Voltage P1843 Ford OBD-II Trouble CodeDescription: OBD Trouble Code P1843 1-2 Shift Solenoid Circuit High Voltage Sorry no other information,Please help us to improve,Any information is appreciated.Thanks. PSA OBD Trouble Code P1843 Transmision transfer case differential lockup feedback switch Open circuit Sorry no other […]