A rough idle on the 1.0 EcoBoost almost always points to one of three things — a failed coil, a wet plug from a leaking water pump, or carbon-fouled injectors. Diagnose in this order to avoid paying for parts you don't need.
Bob's Mechanical Repairs — independent family-run garage in Birnam, Dunkeld, Perthshire. Call 01350 727 276 or email [email protected].