The contact owns a 2012 Kia Optima. The contact received notifications of NHTSA Campaign Numbers: 22V560000 (STRUCTURE) and 23V652000 (SERVICE BRAKES, HYDRAULIC). The contact stated while the vehicle was parked at the residential driveway and starting the vehicle, smoke started emitting from under the hood. The contact opened the hood and discovered smoke primarily emitting from the front passenger side of the vehicle. No warning lights illuminated. There were no injuries sustained. The contact was unsure if a fire report was filed and a police report was not filed. The fire was extinguished by the contact with three fire extinguishers however, the fire department used water to be certain the fire was extinguished. The vehicle had damages due to the fire, however, it was not destroyed. The vehicle was taken to the dealer where unknown repairs were needed however due to costs was taken back to the residence and remained in the contact's possession. The local dealer was contacted; however, the vehicle was not diagnosed or repaired. The manufacturer was made aware of the failure and a case was created. The failure mileage was approximately 145,000.