A device for switching a mode of a vehicle is provided. The device includes a connector that is configured to interface with an on-board diagnostic system of the vehicle; a switch that is configured to indicate a transport mode or an application mode; a memory; and a processor coupled to the memory. The processor includes determination logic that determines the mode of the vehicle based on a state of the switch; and activation logic that activates the mode of the vehicle by sending a first message to the vehicle according to a first protocol, and sending a second message to the vehicle according to a second protocol.