VEHICLE ANTI-THEFT DEVICE, VEHICLE ANTI-THEFT SYSTEM, VEHICLE ANTI-THEFT METHOD, AND VEHICLE ON-BOARD DEVICE

摘要

The present invention makes engine-starting difficult and can also be installed more easily in a vehicle. Provided are a connection part connected to the battery cable of a vehicle, a communication unit that communicates with an external device, a power-consumption device that consumes the power in the vehicle battery, and a general control unit that executes, upon receiving from the external device via the communication unit a signal instructing consumption of the vehicle battery, the control for consuming the power in the vehicle battery by means of the power-consumption device.