The contact owns a 2015 BMW 528i. The contact stated that while idling, there was smoke emerging from under the hood, and the contact discovered that the electrical connection for the water pump caught fire. No warning light illuminated. The contact extinguished the fire using a fire extinguisher. No injury was reported, and no police report was filed. The vehicle was towed to the dealer, where it was diagnosed and determined that the water pump and other damaged components needed replacement. The contact associated the failure with NHTSA Campaign Number: 24V608000 (Engine and Engine Cooling, Electrical System). The dealer submitted a claim to the manufacturer, but the manufacturer denied coverage because the water pump was previously replaced. The vehicle was not repaired. The contact had not directly contacted the manufacturer. The failure mileage was approximately 141,000.