I HAD TAKEN AN EXIT AFTER HAVING DRIVEN ABOUT 15 MILES ON HWY 85 & HAD MY FOOT OFF THE ACCELERATOR AS THERE WAS RED SIGNAL AHEAD. BEFORE COMING TO A FULL STOP THE LIGHT TURNED GREEN SO PUT MY FOOT ON THE ACCELERATOR BUT THAN HAD TO BRAKE ALMOST WITHIN SECONDS AS I SAW A CAR AHEAD AT THE NEXT GREEN LIGHT NOT MOVING. THE CAR FELT LIKE IT SURGED & DROVE WHAT I BELIEVE WAS ABNORMAL DISTANCE WITH MY FRONT CRASHING UNDER THE BACK OF AN OLD BUICK. I HAD 3 OTHER FAMILY MEMBERS IN THE CAR WHO FELT THE SAME JERK. THE ROAD WAS WET FROM PRIOR RAIN. THERE WAS NOT MUCH DAMAGE TO THE CAR I CRASHED INTO BUT MY CAR WAS CONSIDERED TOTAL LOSS, 15 MONTHS OLD WITH 28K MILES. NO AIR BAGS WERE DEPLOYED. IRONICALLY I HAD PICKED UP THE CAR FROM THE DEALERSHIP JUST THAT MORNING BECAUSE MY DAUGHTER HAD COMPLAINED ABOUT THE JERKING WHEN APPLYING BRAKES WHEN SHE DRIVES 20 MILES TO WORK IN A STOP & GO TRAFFIC ON HWY 280. THIS WAS NOT THE FIRST TIME SHE HAD COMPLAINED TO DEALERSHIP ABOUT THIS EITHER. THE DEALERSHIP LIKE BEFORE REPORTED NOTHING WRONG. THE CAR HAD THE SW UPGRADE DONE WHEN IT WAS RECALLED IN FEB/MAR. POST THE CRASH INCIDENT TOYOTA HAD THEIR EXPERT EXAMINE THE BRAKES WHO REPORTED, BRAKE RESERVOIR FLUID LEVEL 5MM ABOVE THE MAX LEVEL & SOME WHITE SUBSTANCE SUSPENDED IN IT NEAR THE SURFACE, BUT STILL BRAKE SYSTEM TO BE IN GOOD CONDITION.