Lighting and/or signaling module (2; 102; 202; 302; 402; 502; 602; 702), for a vehicle, comprising: at least one light source able to emit rays of light; at least one reflective surface (10; 110; 210; 310) able to reflect the rays of light emitted by the light source as a lighting and/or signaling beam along an optical axis (1; 101; 201; 301; 401; 501; 601; 701) of the module; said module further comprising - quick-fastening means (6, 14; 206; 306; 418, 430, 434, 436; 506) for fastening the module to a mount (18; 118; 318), - holding means (412; 513; 611; 721) arranged at the rear end of the module (402; 502; 602; 702), preferably on a cooling radiator (412; 512; 612; 712) for cooling the or at least one of the light sources, said means being one of the following: a rear face which, in a longitudinal cross section, has a profile with a projecting part suited to holding in the hand, a rear face that has generally parallel lateral faces suited to holding in the hand, a rear face that has at least two orifice(s) and/or notch(es) suited to accepting rods (713, 717) of a holding tool separate from the module, the module being characterized in that the or at least one of the reflective surfaces (10; 110; 210; 310) is of elliptical profile having a first focal point occupied by the light source or at least one of the light sources and a second focal point, and in that it comprises a projection lens (8; 408) for projecting the lighting beam, positioned at the front of the module, the quick-fastening means (6, 14; 206; 306; 418, 430, 434, 436) being positioned longitudinally along the optical axis (1; 401) of the module between the second focal point and said lens. at least one light source able to emit rays of light; at least one reflective surface (10; 110; 210; 310) able to reflect the rays of light emitted by the light source as a lighting and/or signaling beam along an optical axis (1; 101; 201; 301; 401; 501; 601; 701) of the module; said module further comprising - quick-fastening means (6, 14; 206; 306; 418, 430, 434, 436; 506) for fastening the module to a mount (18; 118; 318), - holding means (412; 513; 611; 721) arranged at the rear end of the module (402; 502; 602; 702), preferably on a cooling radiator (412; 512; 612; 712) for cooling the or at least one of the light sources, said means being one of the following: a rear face which, in a longitudinal cross section, has a profile with a projecting part suited to holding in the hand, a rear face that has generally parallel lateral faces suited to holding in the hand, a rear face that has at least two orifice(s) and/or notch(es) suited to accepting rods (713, 717) of a holding tool separate from the module, - quick-fastening means (6, 14; 206; 306; 418, 430, 434, 436; 506) for fastening the module to a mount (18; 118; 318), - holding means (412; 513; 611; 721) arranged at the rear end of the module (402; 502; 602; 702), preferably on a cooling radiator (412; 512; 612; 712) for cooling the or at least one of the light sources, said means being one of the following: a rear face which, in a longitudinal cross section, has a profile with a projecting part suited to holding in the hand, a rear face that has generally parallel lateral faces suited to holding in the hand, a rear face that has at least two orifice(s) and/or notch(es) suited to accepting rods (713, 717) of a holding tool separate from the module, the module being characterized in that the or at least one of the reflective surfaces (10; 110; 210; 310) is of elliptical profile having a first focal point occupied by the light source or at least one of the light sources and a second focal point, and in that it comprises a projection lens (8; 408) for projecting the lighting beam, positioned at the front of the module, the quick-fastening means (6, 14; 206; 306; 418, 430, 434, 436) being positioned longitudinally along the optical axis (1; 401) of the module between the second focal point and said lens.