The contact stated that the owner of a 2021 Toyota Rav4 was driving approximately 35 mph when the odor of burning rubber was present inside the cabin of the vehicle. After stopping and exiting the vehicle flames were present coming from the engine compartment. The fire department was called to the scene and extinguished the flames. The vehicle was destroyed during the incident. A fire report was taken at the scene and the vehicle was towed away. The cause of the failure was not determined. The manufacturer and local dealer were not notified. The contact indicated that the vehicle had recently been repaired after a front-end crash had occurred. The contact also references an NHTSA open investigation(PE21005) for the same failure that had occurred. The failure mileage was 30,000