The contact owns a 2018 Honda Odyssey. The contact stated that while driving 30 MPH, the vehicle lost motive power and failed to accelerate as intended. The contact stated that an abnormal sound was coming from the engine. There were no warning lights illuminated. The vehicle was taken to an independent mechanic, where it was diagnosed that the engine had failed. The vehicle was then towed to the dealer where it was diagnosed that the spun rod bearing had fractured, and the engine needed to be replaced. The vehicle was not repaired. The contact stated that on a separate occasion, while diving at 30 MPH around a bend, the Forward Collision Avoidance warning light illuminated. The vehicle was taken to the dealer and an unknown part was greased. The contact stated that the failure persisted. The manufacturer was notified of the failure. The failure mileage was approximately 92,000.