The invention provides a vehicle remote control drive system which comprises a vehicle intelligent key device and a vehicle. The vehicle intelligent key device is used for sending a starting signal or a controlling signal. The vehicle is used for receiving the starting signal or the controlling signal sent by the vehicle intelligent key device, unlocking and starting an engine and/or a power system of the vehicle according to the starting signal to enter a remote control starting mode, controlling the running of the vehicle according to the controlling signal, and controlling the engine and/or the power system to exit from a remote control drive mode when a preset condition is met after the vehicle enters the remote control starting mode. The vehicle remote control drive system can control the vehicle to be driven at a low speed within a visible range, the vehicle can be controlled by a user outside the vehicle, operation is easy and convenient, the user can park the vehicle at or get the vehicle out of a narrow place conveniently, and safety is effectively guaranteed. The invention further provides the vehicle intelligent key device and a vehicle remote control drive method.