WHILE TURNING LEFT AT 5MPH THE ABS AND BRAKE LIGHT SUDDENLY WENT ON AND A HIGH PITCHED SOUND CAME FROM THE DASH. THE BRAKES FAILED COMPLETELY WITH THE PEDAL GOING TO THE FLOOR AND I REAR ENDED THE CAR IN FRONT OF ME. HAD IT TOWED TO A TOYOTA DEALER REPAIR SHOP. TOLD THAT THE ABS ACTIVATOR MASTER CYLINDER FAILED. *TR