2016 BMW X1 NEW SAV EQUIPPED WITH COMFORT ACCESS . APPROACHED LOCKED PARKED HATCHBACK AND DEPRESSED HATCH EXTERIOR LOCK HANDLE. HATCH OPENED TO MID-HEIGHT OPENING TO ALLOW 6 FT TALL PERSON TO GET INTO THE TRUNK HATCH AREA. WITHIN APPROXIMATELY TEN SECONDS, LOUD WARNING SOUND PLAYED WHILE HATCH STARTED TO AUTOMATICALLY CLOSE. THIS WAS STARTLING AND UNEXPECTED. TRIED TO REMOVE MYSELF QUICKLY FROM VEHICLE AND WAS STRUCK BY CLOSING TAILGATE. SUFFERED BLEEDING FOREHEAD GASH AND NEEDED SEVERAL STITCHES AT THE EMERGENCY ROOM. DID NOT HIT ANY BUTTONS ON THE VEHICLE OR THE REMOTE KEY. ALSO DID NOT DO ANY FOOT WIGGLE DANCE OR KICKING IN PROXIMITY OF REAR BUMPER TO ACTIVATE CLOSURE OF HATCH TAILGATE (THIS FEATURE IS SILLY BUT I CAN APPRECIATE IT BEING UTILIZED TO OPEN THE HATCH, BUT NOT TO CLOSE IT IN ANY CIRCUMSTANCE DUE TO SAFETY CONCERNS). I WAS GIVEN AN INDIRECT IMPRESSION AFTER THE INCIDENT THAT BECAUSE THE CAR WAS ARMED WITH THE ALARM SYSTEM THAT PERHAPS IT TREATED THE OPENING OF THE HATCH AS AN INTRUSION THEREBY CLOSING ITSELF. HOWEVER I CANNOT SUBSTANTIATE THIS AS I DO NOT WANT TO SACRIFICE FURTHER INJURY ). UNCLEAR OF WHY THIS HAPPENED BUT IN THE INTEREST OF SAFETY THE AUTO CLOSURE SHOULD NOT PHYSICALLY OCCUR UNLESS A PHYSICAL BUTTON IS DEPRESSED. THERE ARE FOUR SUCH BUTTONS ON THIS VEHICLE: ON THE LOWER DRIVERS DOOR, TWO ON THE INSIDE RIGHT HAND EDGE OF THE TAILGATE, ANOTHER ON THE REMOTE KEY. I HOPE THIS NOTICE WILL MAKE OTHER X1 USERS AWARE OF THIS CONCERN. I DO HOPE TH