Abstract: An electronic antitheft device for a motor vehicle provided with conventional functional elements allowing the control of the operation of the vehicle, namely for example an electric battery for the general electric power supply of the vehicle, an electric starter and brakes, has a remote control box for transmitting a digital code carried for example by an infrared beam, the remote control box cooperating with a receptacle disposed in the driving compartment of the vehicle so that the digital code is only transmitted if the remote control box is disposed in the receptacle, and an electronic center having a digital code receiver, and switches connected to one or more of the functional elements so as to control their operation in the case of the reception of said digital code.