LOCKING DEVICE FOR A FUNCTIONAL COMPONENT, FUNCTIONAL UNIT FOR A VEHICLE AND METHOD FOR NON-DESTRUCTIVE SUPPORT OF A MOVEMENT OF A FUNCTIONAL COMPONENT

The invention relates to a locking device (10) for a functionally essential component (2) of a vehicle (1), comprising a locking element (11) for locking the functionally essential component (2), and a mounting housing (20) in which the locking element (11) is movable for locking the functionally essential component (2), wherein the mounting housing (20) is mountable at least partially with a free space (4.1) to a component housing (4) for the functionally essential component (2). The invention further relates to a functional unit (3), as well as a method (100).