Headlamp unit for vehicle with improved headlamp fastening means

Has an intermediate fixing plate (21) in which is a slot (31) designed to receive a part (17) of a lamp. The plate has a prehensile grip (33) projecting towards a principal opening (13). A release fitting (22,67) has a release lock which ensures the linking of the detachable part of the plate on an adjustable support (22). The fitting has a locking finger (67) pivoting on the support and including a locking lug (75) designed to cooperate with a shoulder on the plate. Automobile multi-lamp unit having a housing (5) with a principal opening turned towards the exterior of the vehicle, and at least a projector fixed inside the housing, as well as an intermediate fixing on which is fixed the projector. The fixing is itself fixed in a detachable way to the inside of the housing by a release fitting (22,67) so that it can be moved towards the principal opening of the housing. The release fitting has a mechanism for adjusting the position of the intermediate fixing with respect to the housing. The release fitting includes a support which is adjustable in position and designed to receive the intermediate fixing along a detachable fixing link.