The contact owned a 2014 Mercedes-Benz Sprinter 2500. The contact stated while driving at an undisclosed speed, a loud pop was heard, and noticed there was smoke coming from the engine with the check engine warning light illuminated. The contact was a Sprinter van driver. The contact pulled the vehicle over and had the passengers located in the vehicle exit the vehicle. The contact stated that the engine had caught on fire. The vehicle was extinguished by the Fire Department. A fire report was not filed, however, the cause for the failure was not yet determined. A police report was not filed. No injuries were sustained. The vehicle was towed to an independent mechanic. The dealer was not contacted. The vehicle was not diagnosed or repaired. The manufacturer was not made aware of the failure. The failure mileage was approximately 131,000.