Apparatus and methods to disable an electric vehicle

A security device (112) for use with an electric vehicle (102) is provided. The security device includes a processor (214) that is programmed to receive at least one signal representative of a disconnection between a charging station (104) and a battery within the electric vehicle. The processor is further programmed to generate a command signal based on the signal. Moreover, the security device includes a control module (120) that is coupled to the processor, wherein the security device is configured to receive the command signal. The control module is also configured to transmit a control signal to lock the battery to render the electric vehicle inoperable when the disconnection between the charging station and the battery is performed by an unauthorized user.