The contact owns a 2016 Honda Pilot. The contact stated that while driving at an undisclosed speed, the vehicle failed to accelerate as intended while depressing the accelerator pedal. The vehicle lost motive power and stalled. The contact was able to move over to the side of the road. The contact stated that several unknown warning lights were illuminated. The contact waited to restart the vehicle and the vehicle returned to normal functionality. The vehicle was taken to the dealer; however, no cause for the failure was found. The contact was informed that there was an abnormal burning odor coming from the vehicle and an unknown part was replaced. The contact stated that on another occasion while driving at an undisclosed speed, the vehicle failed to accelerate as intended while depressing the accelerator pedal. The vehicle lost motive power and stalled. The vehicle was taken to a local dealer, Nalley Honda (4197 Jonesboro Rd., Union City, GA, 30291) to be diagnosed. The contact was informed that the engine coolant temperature sensor and the brake pedal switch needed to be replaced. The vehicle was not repaired. The manufacturer was notified of the failure. The contact was advised that a manager give a callback. The failure mileage was approximately 115,000.