The present invention provides a lighting device (4) designed to equip with a lighting device (1) for vehicles, preferably as a main lighting module of the lighting device, including a casing (6) having a front opening (7), at least one first light source (8) arranged within the casing (6) and facing the front opening, at least one first reflector (9) arranged within the casing facing the front opening from behind the first light source (8), and a lens (10) closing the front opening of the casing (6); wherein at least one second light source (12, 13) is arranged at a side of the front openingso as not to face it, the second light source facing laterally the first reflector (9) and being operatively associated therewith to scatter forward respective light rays emitted by the second light source through the front opening (7).