WE BOUGHT A 2009 PRIUS ON 2/14/09. ON 2/18/09 WHILE DRIVING 25MPH ON A LOCAL ROAD DURING LIGHT SNOWFALL, THE BRAKES FAILED. TO AVOID HITTING THE CAR IN FRONT OF HER, MY WIFE STEERED INTO THE CURB SUSTAINING EXTENSIVE DAMAGE TO THE WHEEL, AXLE, AND UNDERCARRIAGE. THE CAR WAS TOWED TO OUR LOCAL TOYOTA DEALERSHIP. THEY FOUND NOTHING WRONG WITH THE BRAKING SYSTEM AND MAINTAINED THE ACCIDENT WAS HER FAULT. A FEW MONTHS LATER WE EXPERIENCED ANOTHER BRAKE FAILURE INCIDENT, THIS TIME WITHOUT ANY ACCIDENT AS WE WERE TRAVELING AT A SLOW SPEED AND WERE ABLE TO DECELERATE BY TURNING UP AN EMPTY INCLINE. AGAIN THE DEALERSHIP MAINTAINS THERE IS NO PROBLEM. SINCE THEY CAN'T FIND ANYTHING WRONG WITH THE BRAKES WHEN THEY TEST THEM, THEY SAY THERE IS NOTHING TO FIX. WE SPECULATE THAT THERE IS A COMPUTER SOFTWARE PROBLEM, BUT TOYOTA IS NOT YET ACKNOWLEDGING THAT THIS IS THE CASE FOR THE 2009 MODEL. *TR UPDATED 04/19/10