AT A LOCAL MALL I WAS STOPPED AND WAITING FOR A PARKING SPOT TO BECOME AVAILABLE. WHEN A PARKING SPOT BECAME OPEN, I WAS WITHIN 5' TO 10' FOOT OF THE PARKING SPOT ENTRANCE. WHILE MAKING 90% RIGHT SWING FROM A DEAD STOP I LIGHTLY PUT PRESSURE ON THE ACCELERATOR PEDAL OF OUR 2009 TOYOTA RAV4 IT LUNGED FORWARD AND ACCELERATED RAPIDLY I APPLIED THE BRAKE PEDAL HARD BUT WAS NOT ABLE TO TOTALLY STOP THE CAR IN THE SHORT DISTANCE OF THE PARKING SPACE AND AT ABOUT 1 TO 2 MILES PER HOUR OUR AUTO HIT A CEMENT 'LLED YELLOW POST DIVIDER THAT SEPARATED MY PARKING AREA FROM THE ONE AHEAD, LEAVING US WITH A CRACKED LOWER GRILL AND SIGHTLY DENTED BUMPER. LUCKILY NO ONE WAS INJURED, BUT WE WERE VISIBLY SHAKEN. I TOOK OUR AUTO TO THE TOYOTA DEALER SERVICE DEPT. AND THEY PERFORMED WHAT THEY CALLED A > HEALTH CHECK TEST< . IN THEIR REPORT THEY STATED > ALL SYSTEMS OPERATING PROPERLY -- NO ADVERSE OPERATION NOTED < . WE RECEIVED OUR 2009 RAV4 ON JULY 29, 2009. FROM THE BEGINNING TILL THE PRESENT WE HAVE HAD A LUNGING OR A RAPID START FROM {A COMPLETE STOP} TO {A START- -TAKE OFF } WITH VERY LITTLE PRESSURE ON THE ACCELERATOR, WHEN THE PROBLEM MANIFESTS IT SELF THE ACCELERATION IS FAST ENOUGH TO THROW PEOPLE BACK IN THEIR SEATS, THIS HAPPENS RANDOMLY ABOUT 20% OF THE TIME, {ETC} GIVEN OR TAKEN OF THE EST. TIME FRAME UNKNOWN, YOU NEVER KNOW WHEN OR HOW OFTEN IT MAY HAPPEN IN A ROW. TIME FRAME HAS NOT BEEN IDENTIED SO FAR. I HAVE HAD THIS CHECKED BY THE SAME SERVICE DEPT. THREE