You can use this link to check to see if the map on your Accord vehicle is up to date. Get the latest maps, nation-wide rural coverage, and points of interest for your navi system. This link was recommended on the official Honda website. Simply choose your model/model year on the left hand menu option. The Official Honda Map Update Site If your map is up to date on your navigation system it should display this message. "Our records indicate that the map that you have in your navigation system is our most recent release." Otherwise you should receive further instructions on what to do next.