Ford P3484 OBD-II Trouble Code Definition: P3484 Cylinder 11 Deactivation/lntake Valve Control Circuit High P3484 Ford OBD-II Trouble CodeDescription: OBD Trouble Code P3484 Cylinder 11 Deactivation/lntake Valve Control Circuit High Sorry no other information,Please help us to improve,Any information is appreciated.Thanks. […]