POWER STEERING PROBLEMS. CAR IS HARD TO KEEP IN STRAIGHT LINE. POWER STEERING OVER CORRECTS WITH THE SLIGHTEST MOVEMENT RIGHT OR LEFT OF THE STEERING WHEEL. WHILE TRAVELING ON I 40 IN A ONE LANE CONSTRUCTION ZONE NEAR WINSTON SALEM N.C. ON OCTOBER 16TH 2009, I TURNED THE STEERING WHEEL TO THE RIGHT . I THEN HAD TO CORRECT BY TURNING BACK TO THE LEFT. WHEN I TURNED LEFT THE STEERING OVER CORRECTED CAUSING ME TO STRIKE A CONSTRUCTION CONE WITH MY LEFT MIRROR. THE GLASS IN THE MIRROR BROKE AND I REPLACED IT AT MY EXPENSE. I HAVE HAD PROBLEMS KEEPING THE CAR IN A STRAIGHT LINE WHILE TRAVELING BETWEEN 40 - 60 MILES PER HOUR EVER SINCE THE CAR WAS PURCHASED. I TRAVEL THOUSANDS OF MILES EVERY YEAR DRIVING SEVERAL MAKES OF VEHICLES. THIS VEHICLE IS THE ONLY ONE I HAVE HAD THIS PROBLEM WITH. AFTER HEARING OF OTHER PEOPLE HAVING THE SAME PROBLEM, I BELIEVE THIS IS EITHER A DESIGN PROBLEM OR AN EQUIPMENT FAILURE AND SHOULD BE CORRECTED BY TOYOTA IN ORDER TO PREVENT ACCIDENTS OR DEATHS CAUSED BY THIS PROBLEM. *TR