NHTSA Complaint #11587998 — 2016 FORD FUSION

The contact owns a 2016 Ford Fusion. The contact stated that when the vehicle was started, the vehicle was idling rough with the check engine warning light illuminated. The contact stated that there was an abnormal odor inside the cabin of the vehicle. The contact drove the vehicle to an independent mechanic who diagnosed the vehicle and determined that the spark plugs needed to be replaced. The vehicle was repaired. The contact stated that the failure reoccurred, and the vehicle was returned to same independent mechanic who diagnosed the vehicle and determined that the coils needed to be replaced. The vehicle was repaired. The contact stated that later while driving approximately 60 MPH, the "engine coolant temperature high" message was displayed. The contact slowed the vehicle and drove the vehicle to another independent mechanic who diagnosed the vehicle and determined that coolant had intruded into the engine block and the engine needed to be replaced. The contact was advised by the mechanic that he had observed white smoke coming from the exhaust pipe as she was driving onto the parking lot. The independent mechanic informed the contact the failure was related to TSB: 19-2346 Coolant Intrusion in Cylinders (Engine and Engine Cooling). The vehicle was not repaired. The manufacturer was informed of the failure. The failure mileage was 101,995.