I WAS PARKED IN A GARAGE ON A RAMP AND LEFT THE CAR IN GEAR (DRIVE) AND AFTER EXITING THE VEHICLE, IT ROLLED BACK INTO ANOTHER CAR. THE LEXUS 330 IS SUPPOSED TO PROHIBIT ONE FROM REMOVING THE KEYS FROM THE IGNITION WHEN IN GEAR. MY CAR CONTINUES TO ALLOW ME TO REMOVE THE KEY (ENGINE OFF) WHILE IN DRIVE.