Tl* the contact owns a 2014 lexus ls460. when the brakes were applied, there was an abnormal noise and the vehicle failed to stop. the vehicle was taken to the dealer (steve landers toyota), but the cause of the failure could not be diagnosed. there were multiple technical service bulletins, but no specific repair remedy from the manufacturer. the manufacturer was notified of the failure. the approximate failure mileage was 17,336.