TL* THE CONTACT OWNS A 1999 LEXUS RX300. WHILE DRIVING APPROXIMATELY 40 MPH, THE BRAKE PEDAL WAS ENGAGED SLIGHTLY TOPREPARE FOR A TURN WHEN THE VEHICLE FAILED TO REDUCE SPEED. THE VEHICLE CONTINUED TO ACCELERATE EVEN THOUGH THE BRAKE PEDAL WAS APPLIED FORCEFULLY. THE VEHICLE THEN TRAVELED OVER THE CURB AND CRASHED INTO A CEMENT BARRIER. THE REAR PASSENGER SUFFERED MINOR INJURY TO THE SHOULDER. THE VEHICLE WAS TOWED TO A COLLISION CENTER. THE MANUFACTURER WAS NOTIFIED OF THE PROBLEM. THE APPROXIMATE FAILURE MILEAGE WAS 97,000.