Ford P1289 OBD-II Trouble Code Definition: P1289 Switching Solenoid for Air Assisted Injection Valves Bank 2 Control Circuit Signal High P1289 Ford OBD-II Trouble CodeDescription: OBD Trouble Code P1289 Switching Solenoid for Air Assisted Injection Valves Bank 2 Control Circuit Signal High Sorry no other information,Please help us to improve,Any information is appreciated.Thanks. […]