TL*THE CONTACT OWNS A 2011 TOYOTA SIENNA. THE CONTACT WAS DRIVING 10 MPH INTO THE RESIDENTS DRIVEWAY WHEN PRESSURE WAS APPLIED TO THE BRAKE PEDAL AND THE VEHICLE UNEXPECTEDLY ACCELERATED WITH THE RPMS RAPIDLY INCREASING. THE VEHICLE FAILED TO SLOW DOWN AND CRASHED INTO THE STONE STRUCTURE OF THE GARAGE. THE FRONT SEAT PASSENGER SUFFERED A MINOR INJURY TO THE SHOULDER. THE FRONT PASSENGER SIDE FENDER WAS DAMAGED. THE VEHICLE WAS TOWED TO AN AUTHORIZED DEALER. A POLICE REPORT WAS FILED. THE CAUSE OF FAILURE WAS NOT DETERMINED. THE MANUFACTURER WAS NOTIFIED OF THE UNINTENDED ACCELERATION. THE APPROXIMATE FAILURE MILEAGE WAS 20,400.