FORD FOCUS ECOBOOST

I took my ford focus 1.0 ecoboost to fury ford woodmead for workshop of engine light,car slept at their dealership because the part came late ,went to collect it next day drove to mpumalanga the car drove 20km the light came back it started smoking and making sounds..called customer care the car was arranged to be towed to nearest dealership.. which is mokopane then courtesy car for 6 days....then took it back ,I just got my car back,focus 1.0 ecoboost ambient guess what.?the car is smoking again.i don't want it anymore ford must make a plan.