I PUT MY KEY IN THE IGNITION, THE CAR STARTED BY ITSELF SOUNDED BAD, I HAD NOT TURNED KEY. REMOVED KEY AND CAR KEPT RUNNING. WE HAD IT PARKED IN GARAGE. COULD NOT GET CAR TO TURN OFF, HEARD SOMETHING EXPLODE UNDER HOOD, SMOKE STARTED POURING OUT FROM UNDER HOOD. CALLED FIRE DEPARTMENT. FIREMEN OPENED HOOD, STARTER HAD CAUGHT FIRE AND POSSIBLY SOLENOID. NEW BATTERY BOUGHT 1/4/2014 WAS DAMAGED AND DEAD. LEXUS MECHANIC TOLD ME HE SAW THIS ON OTHER MODELS BUT NOT OUR MODEL. ESTIMATED REPAIR COST 820.00. *TR