I have a f150 2013 ecoboost fx4 and this weekend I had a loss of power lots of black smoke and blue and white smoke coming out the exhaust and I had a friend look at the computer and 2 values were miss firing and I had lost 2.5 litres of oil in 4 days. And ideas Wht it is and would it be covered under power train warranty there's 89,000 km