THE ROAD WAS SNOWY AND SLIPPERY, BUT NOT ICY. WHEN THE VEHICLE ABOUT 50 FEET AHEAD OF ME STOPPED FOR THE TRAFFIC LIGHT, I APPLIED THE BRAKES, BUT TO NO EFFECT. MY VEHICLE DID NOT SLOW, AND I DIDN'T HEAR THE NOISE OF THE ANTI-LOCK BRAKE SYSTEM. I CHOSE TO GO OFF THE ROAD AND HIT A PIPE RAILING RATHER THAN THE TANKER TRUCK THAT WAS STOPPED IN FRONT OF ME. OTHER VEHICLES AT THE SAME LOCATION HAD NO PROBLEM STOPPING. COPIES OF MY CORRESPONDENCE WITH TOYOTA ARE AVAILABLE. TOYOTA ONLY ROAD TESTED THE VEHICLE ON DRY PAVEMENT.