I HAD BEEN DRIVING MY CAR ON THE TURNPIKE FOR ABOUT 3.5 S WHEN SMOKE STARTED COMING OUT OF THE AREA AGAINST THE WINDSHIELD WHERE THE REAR VIEW MIRROR IS ATTACHED INSIDE OF THE VEHICLE. A FIRE THEN SPONTANEOUSLY STARTED. I PULLED OVER AND PUT OUT THE FIRE BY THROWING WATER ONTO THE AREA FROM A BOTTLE OF WATER I HAD IN MY CAR CAUSING MY WINDSHIELD TO CRACK. AS A RESULT OF THE FIRE MY ANTI-COLLISION SYSTEM AND OTHER SYSTEMS(AUTOMATIC HEADLIGHTS) NO LONGER WORK. I CONTACTED TOYOTA TO NOTIFY THEM OF THE ISSUE. THEY SENT AN INSPECTOR TO MEET ME AT A DEALERSHIP AND TOLD ME THAT IS WAS DUE TO MY WINDSHIELD BEING REPLACED 18 MONTHS PRIOR BY SAFELITE AND I DIDN'T USE TOYOTA WINDSHIELD (LETTER ATTACHED). TOYOTA RETURNED MY CAR AND THE AREA STILL HEATED UP AND SMOKED. I TOOK IT UPON MYSELF TO REMOVE THE HOUSING BEHIND THE REAR VIEW MIRROR AND FOUND THAT THE METAL CAMERA WAS OVER HEATING AND CAUSING THE PLASTIC HOUSING TO MELT (PICTURES ATTACHED). I UNPLUGGED THE CAMERA AND THE SAFETY ISSUE IS RESOLVED. HOWEVER, THAT CAMERA CONTROLS THE ANTI-COLLISION SYSTEM AND MY AUTOMATIC HEADLIGHTS.