The contact owns a 2009 Honda CR-V. The contact stated that while driving approximately 5 mph in a parking lot, the vehicle suddenly experienced unintended acceleration causing the driver to lose control of the steering and crashed into two vehicles and a building wall. During the incident, the driver sustained a head injury that required medical treatment. A police report was taken at the scene and the vehicle was towed away. The cause of the failure was not determined. The manufacturer and local dealer were not notified. The failure mileage was 210,000.