A method comprising: determining a connection status between a vehicle access device and a vehicle , the vehicle having a primary wireless communication node (34-8) configured to determine whether the vehicle access device is in a connected state with the vehicle , a plurality of secondary wireless communication nodes (34-1, 34-2, 34-3, 34-4, 34-5, 34-6, 34-7), and a control module (23-1) in communication with the primary wireless communication node (34-8), the primary wireless communication node (34-8) in communication with the plurality of secondary wireless communication nodes (34-1, 34-2, 34-3, 34-4, 34-5, 34-6, 34-7) through a common communication line ; storing, at the primary wireless communication node (34-8), identification information corresponding to the vehicle access device , wherein the control module (23-1) is configured to transmit a key that is configured to decode the identification information to the primary wireless communication node (34-8); transmitting the identification information corresponding to the vehicle access device from the primary wireless communication node (34-8) to the plurality of secondary wireless communication nodes (34-1, 34-2, 34-3, 34-4, 34-5, 34-6, 34-7) through the common communication line based on whether the vehicle access device and the vehicle are in the connected state; storing the identification information in a memory of at least one of the plurality of secondary wireless communication nodes (34-1, 34-2, 34-3, 34-4, 34-5, 34-6, 34-7) based on whether the vehicle access device and the vehicle are in the connected state; and removing the stored identification information from the memory of the at least one of the plurality of secondary wireless communication nodes (34-1, 34-2, 34-3, 34-4, 34-5, 34-6, 34-7) based on whether the vehicle access device and the vehicle are in a disconnected state. determining a connection status between a vehicle access device and a vehicle , the vehicle having a primary wireless communication node (34-8) configured to determine whether the vehicle access device is in a connected state with the vehicle , a plurality of secondary wireless communication nodes (34-1, 34-2, 34-3, 34-4, 34-5, 34-6, 34-7), and a control module (23-1) in communication with the primary wireless communication node (34-8), the primary wireless communication node (34-8) in communication with the plurality of secondary wireless communication nodes (34-1, 34-2, 34-3, 34-4, 34-5, 34-6, 34-7) through a common communication line ; storing, at the primary wireless communication node (34-8), identification information corresponding to the vehicle access device , wherein the control module (23-1) is configured to transmit a key that is configured to decode the identification information to the primary wireless communication node (34-8); transmitting the identification information corresponding to the vehicle access device from the primary wireless communication node (34-8) to the plurality of secondary wireless communication nodes (34-1, 34-2, 34-3, 34-4, 34-5, 34-6, 34-7) through the common communication line based on whether the vehicle access device and the vehicle are in the connected state; storing the identification information in a memory of at least one of the plurality of secondary wireless communication nodes (34-1, 34-2, 34-3, 34-4, 34-5, 34-6, 34-7) based on whether the vehicle access device and the vehicle are in the connected state; and removing the stored identification information from the memory of the at least one of the plurality of secondary wireless communication nodes (34-1, 34-2, 34-3, 34-4, 34-5, 34-6, 34-7) based on whether the vehicle access device and the vehicle are in a disconnected state. <EOS>