The contact called on behalf of the driver. The contact owned a 2016 Hyundai Sonata. The contact stated while the driver was driving approximately 30 MPH the vehicle braking system functionality completely failed. Then shortly after there was smoke exhausted from the hood. There were no warning lights. The driver was able to cruise to the nearest parking, got the vehicle down to 5 MPH, and forced the brakes on. Upon exiting the vehicle the smoke became more intense and spread in the cab. The vehicle was destroyed by the fire. The fire department arrived and extinguished the fire. There was a police report filed. There were no major injuries; just minor smoke inhaled. The vehicle was towed to the wrecking yard. There were no medical reports. The manufacturer was not notified of the failure. The approximate failure mileage was 91,000.