The contact owned a 2013 Hyundai Santa. The contact received notification of NHTSA Campaign Number 23V651000 (Service Brakes, Hydraulics) however, the part to do the recall repair was not yet available. The contact stated while driving at 72 MPH, there was a strong smell coming from the vehicle. The contact pulled over but did not see anything and continued driving. No warning lights illuminated. However, the smell became stronger so the contact drove the vehicle to a soccer field where there were no other vehicles to leave and return with a mechanic. As the contact walked away, while the vehicle was parked, a passerby informed the contact the vehicle was on fire. Per the contact, smoke, and flames were coming from underneath the vehicle. No one was injured during the fire and the vehicle was destroyed. The vehicle was towed to CoPart. The fire department was notified and extinguished the fire. A fire department and police report was filed. The manufacturer was made aware of the failure however stated there was no fix. The approximate failure mileage was 145,000