A FEW WEEKS AGO MY BRAKE AND ABS LIGHTS CAME ON AND MY BRAKE PEDAL CHANGED AND BECAME SPONGY. SINCE I WAS STILL ABLE TO BRAKE, I KEPT DRIVING THE CAR AND BECAME USED TO THE SPONGY PEDAL. THEN THE OTHER DAY I WAS RETURNING HOME FROM WORK WHEN THE CAR IN FRONT OF ME SUDDENLY HIT HIS BRAKES. I HAD TO QUICKLY HIT MINE AS WELL AND THE BRAKES LOCKED UP SENDING THE CAR SHARPLY TO THE RIGHT AND I CRASHED INTO THE GUARD RAIL CAUSING $1500 WORTH OF DAMAGE. I PICKED UP THE CAR TODAY AFTER HAVING THE DAMAGE REPAIRED BUT I STILL HAVE THE SAME PROBLEM.