The contact owns a 2015 Hyundai Santa Fe. The contact stated that while driving at an undisclosed speed, he observed smoke emanating from the engine compartment, prompting him to pull to the shoulder of the roadway. After a visual inspection of the engine compartment, the contact observed flames originating near the firewall. The contact was able to extinguish the flames himself with a fire extinguisher. No warning lights were illuminated. A fire report was filed. A police report was not filed, and no injuries were reported. The vehicle was not taken to the dealer or an independent mechanic. The vehicle was not repaired. After investigating the failure, the contact related the failure to NHTSA Campaign Number:Â 21V303000 (Service Brakes, Hydraulic), and the VIN was included. The manufacturer was notified of the failure, and a case was opened. The failure mileage was 126,000.