AIR BAG DEPLOYED WITHOUT APPARENT CAUSE. DISORIENTED DRIVE ENDED UP SWERVING TO CURB BEFORE COMING TO A REST. THE PASSENGER SUFFERED FROM A BROKEN NOSE AND BRUISES TO THE FACE AND WAS TAKEN BY AMBULANCE . BOTH PASSENGER AND DRIVER WERE WEARING SEAT BELT. DRIVER PROBABLY WAS SPARED ANY INJURY AS SHE IS NEAR SIX FOOT AND CAR SEAT IS SET BACK FURTHER. THERE WAS NO ALCOHOL INVOLVED IN THE INCIDENT, POLICE ARRIVED TO THE SEEN AS ISSUED NO TICKETS OR CITATION AS THEY WERE DRIVING WITHIN THE SPEED LIMIT AND WERE NOT DRIVING RECKLESS. ROAD WAS A 4 LANE DIVIDED ROAD STRAIGHT. *TR