2008 Toyota Avalon Navigation Manual - Page 48

BASIC FUNCTIONS (b) Inappropriate route guidance may occur in the following cases: D When turning at a wrong intersection off the designated route guidance. D If you are heading for a destination without passing through a set preferred road, automatic rerouting may display a route returning to the set preferred road. D When turning at an intersection for which there is no route guidance. D When passing through an intersection for which there is no route guidance. D During automatic rerouting, the route guidance may not be available for the next turn to the right or left. D It may take a long time to operate automatic rerouting during high speed driving. In automatic rerouting, a detour route may be shown. D During automatic rerouting, the route may not be changed. D The route in a U−turn may be shown or announced. D A location may have multiple names and the system will announce one or more. D Some routes may not be searched. D If the route to your destination includes gravel, unpaved roads or alleys, the route guidance may not be shown. D Your destination point might be shown on the opposite side of the street. D When a portion of the route has regulations prohibiting the entry of the vehicle that vary by time or season or other reasons. D The road and map data stored in your navigation system may not be complete or may not be the latest release. After replacing the tire, implement the operation described in the "Current position calibration". (For details, see page 95.) This navigation system uses tire turning data and is designed to work with factory− specified tires for your Toyota. Installing tires that are larger or smaller than the originally equipped diameter may cause inaccurate display of the vehicle's position. The tire pressure also affects the diameter of the tires so please make sure the tire pressure of all four tires is correct. 60