The contact owns a 2023 Piaggio MP3 530 Exclusive Motorcycle. The contact stated that while his feet were on the running board with the wheels locked, the motorcycle jumped to the right and he fell to the ground and sustained injuries to his elbow, muscles, and arm. The driver was taken to the hospital and was provided medical attention. There were no warning lights illuminated. While at a stop light the accelerator pedal was applied and the motorcycle moved forward. While disengaging the brake, the motorcycle jolted towards the right. The local dealer was not contacted. The motorcycle was not diagnosed or repaired. The manufacturer was not contacted. The failure mileage was unknown.