What is the fine-grained topic of the following text: Vehicle Mileage 4850 — Weather Condition: About 85 Deg — Humid — 10:00~11:00 Am — Second Week In July 2013 2nd Incident: While Driving At Approx 25 Mph And Reducing Speed To Turn Into A Parking Lot The Engine Stopped. Only return the topic.
Engine failure during driving