I WAS DRIVING MY 2007 TOYOTA AVALON ON I-95 S IN VA WHEN IT ACCELERATED ON ITS OWN. I APPLIED THE BRAKES AS WELL AS THE EMERGENCY BRAKES WHICH SLOWED THE CAR TO AROUND 30/35 MPH. IT WOULD NOT STOP BUT CONTINUED PULLING AS IF IT WANTED TO GO FASTER. AFTER PULLING TO THE SHOULDER I CALLED 911 BECAUSE MY CAR WAS ABOUT TO GO DOWN A HILL AND I WAS APPROACHING A MERGING ENTRANCE /EXIT RAMP. IN ORDER TO AVOID THIS AS WELL AS STOP THE VEHICLE, I DROVE INTO A DITCH. THE CAR WAS CLEARED BY FIREMEN AND TOWED AWAY. THE POLICE GAVE ME A RIDE HOME. *TR