The contact owns a 2014 Ford Escape. The contact stated while driving at an undisclosed speed, the vehicle failed to accelerate as intended while depressing the accelerator pedal. There was an abnormal knocking sound coming from the engine. The contact stated that the check engine warning light was illuminated. The vehicle was taken to the dealer to be diagnosed and the contact was informed that the engine rod had failed. The vehicle was not repaired. The contact stated that the failure persisted. The vehicle was taken back to the dealer and was diagnosed with coolant intrusion into the cylinders, causing the engine to fail. The contact was informed that the engine needed to be replaced. The vehicle was not repaired. The failure recurred, and the contact parked the vehicle. The vehicle was no longer driven due to the safety concerns. The manufacturer was not made aware of the failure. The failure mileage was unknown.