general problems of the 2012 Ford Expedition

Stopped at 0mph. Witness in car behind. Foot on brake. Touched accelerator normally. Heard noise. Car took off at high speed. Hit wall approx twenty feet away. Both front airbags deployed. No one in passenger seat. Seat belt on, per driver, witness who helped driver thru window, and examination of seat belt by inspector. However edr read seat belt as not engaged. Brake read as not engaged, however edr also read vehicle at 0mph. Accelerator 0% at 3. 5 seconds prior to impact, initial acceleration 23% three seconds prior to impact, 99% 1. 5 seconds prior to impact. Engine rpms data may not be appropriate. Multiple vehicles using remote controls at nearby gate.