VEHICLE FIRE IGNITED IN ENGINE COMPARTMENT.*MR WHILE DRIVING THE DRIVER NOTICED SMOKE COMING FROM THE ENGINE COMPARTMENT. THE DRIVER PULLED THE VEHICLE OVER AND DRIFTED ABOUT 1/2 MILE WITH THE ENGINE OFF. THE CONSUMER EXITED THE VEHICLE AND SAW FLAMES UNDER THE ENGINE AREA. THE DRIVER RETRIEVED A FIRE EXTINGUISHED AND ATTEMPTED TO PUT OUT THE FIRE BUT WAS UNSUCCESSFUL. THE CAB OF THE SEMI SUSTAINED HEAVY FIRE, SMOKE AND WATER DAMAGE. *PH *NM