TL*THE CONTACT OWNS A 2009 TOYOTA RAV4. THE CONTACT STATED THAT THE VEHICLE LUNGED OR RAPIDLY ACCELERATED FROM A COMPLETE STOP. IN ONE INSTANCE, HE APPLIED THE BRAKE PEDAL BUT WAS NOT ABLE TO STOP THE VEHICLE. AT APPROXIMATELY 2-3 MPH, HE HIT A CEMENT DIVIDER IN A PARKING LOT WHICH CAUSED DAMAGE TO THE LOWER GRILL. HE ALSO NOTICED THAT THE FAILURE RANDOMLY OCCURRED ABOUT 20% OF THE TIME WHILE DRIVING. HE TOOK THE VEHICLE TO THE DEALERSHIP AND WAS TOLD THAT THEY COULD NOT FIND ANYTHING WRONG. ON 02/17/2010, THE DEALER INSTALLED A METAL PLATE BEHIND THE ACCELERATOR PEDAL THREE TIMES. HE CALLED THE MANUFACTURER AND SPOKE WITH A REPRESENTATIVE WHO INSTRUCTED HIM TO TAKE THE VEHICLE BACK TO THE DEALERSHIP. THE CONTACT STATED THAT THE PROBLEM STILL OCCURRED EVEN AFTER THE REPAIR WAS PERFORMED. THE CURRENT MILEAGE WAS APPROXIMATELY 5,100. THE FAILURE MILEAGE WAS APPROXIMATELY 400.