Patent attributes
A remote access system for a vehicle may include at least one receiver configured to detect a location of a mobile device, and a controller having a processor. The processor may be configured to determine an association of the mobile device to an authorized user when the mobile device is within a first range from the vehicle, and authenticate the user when the mobile device is within a second range from the vehicle, wherein the second range is smaller than the first range. The processor may also be configured to determine a vehicle function to perform based on data associated with the mobile device or the user, and perform the vehicle function when the mobile device is within a third range from the vehicle and the user is authenticated, wherein the third range is smaller than the second range.