The invention relates to a luminous module (1) comprising a first series of at least one illuminating unit associated with a projecting optical system (2) that is configured to produce a first exit beam from light output from the first series, the first beam forming a motor-vehicle lighting function, characterized in that it comprises a second series of at least one illuminating unit associated with the projecting system (2), the projecting system being configured to produce a second exit beam from light output from the second series, the second beam forming a motor-vehicle signaling function, and wherein the first and second series comprise exit dioptric interfaces (13) located in the same focal plane of the projecting system (2).