DURING MY EVENING COMMUTE WHILE DRIVING ON I-20 WEST AT 75 MPH, THE STEERING WHEEL TUGGED AND THE FRONT BRAKE ENGAGED. IMMEDIATELY AFTERWARDS, THE SLIPPERY WET LAMP FLASHED AND AN ALARM BUZZER SOUNDED FOR ABOUT 10 SECONDS. AFTERWARDS, THE VSC TRAC AND TRAF OFF LIGHTS ILLUMINATED AND REMAINED ON. I DROVE TO AN ORIENTATION AND WHILE ON THE WAY HOME AT 45 MPH, ALL OF THE PREVIOUSLY STATED ALARMS AND MALFUNCTIONS OCCURRED AGAIN AND THE BRAKES ENGAGED WITH A LOUD NOISE. I STOP FOR GAS AT MY USUAL 1/4 TANK LEVEL AND WHILE PULLING AWAY FROM THE FUEL STATION, ALL ALARMS AND ALL MALFUNCTIONS RECURRED FOR THE THIRD TIME WITHIN A 24 HOUR PERIOD. THE ABS ENGAGED WHILE DRIVING AT 10 MPH. I CALLED THE TOYOTA SERVICE DEPARTMENT AND COORDINATED TO LEAVE MY VEHICLE IN THE NIGHT DEPOSIT BOX FOR MAINTENANCE THE NEXT MORNING. TOYOTA KEPT THE VEHICLE FOR TWO DAYS AND REPLACED THE SKID CONTROL ECU ANTICIPATING THAT THE PROBLEM WOULD BE RESOLVED. PREVIOUSLY, I HAD THE BRAKE FLUID FLUSHED AND REPLACED ON 08/17/2012 AS ROUTINE MAINTENANCE AT 262,223 MILES. THE PROBLEM RECURRED WITHIN DAYS. *TR