A system for activating a vehicle function includes a vehicle and at least one remote controller. The least one remote controller is configured to receive, prior to a user approaching their vehicle, a request from the user to have a vehicle function activated when the user approaches their vehicle, and to periodically transmit request signals indicating the request. The vehicle defines a first communication range with the at least one remote controller for communication of the request signals. The vehicle is vehicle configured to receive at least one of the request signals upon the at least one remote controller's entry into the first communication range, and generate an instruction to activate the vehicle function in accordance with the request.