MAP PILOT owner’s manual 45Customising the navigation system1 Select Settings.2 Select a setting category.3 Select the setting to change it.System settingsSelect Settings > System.• Audio Reduction: Select to automatically reduce theentertainment audio source during navigation prompts.• Navigation Voice Prompts: Select to hear navigationvoice prompts.• GPS Simulator: When you are not driving, you can stopthe system from receiving a GPS signal and simulate aroute.• System Information: Select to view the software versionnumber, the unit ID number and information on severalother software features.• Satellite Information: Select to view the SatelliteInformation page.• Restore System Settings: Select to restore the systemsettings to the factory default settings.Navigation settingsSelect Settings > Navigation.• Route Preference: Select your preference for calculatingroutes.• Avoidances: Sets road features to avoid on a route.• Advanced Detours: Enables the advanced detoursetting.• Lane Guidance: Select to activate lane suggestions forupcoming turns.• Restore Navigation Settings: Select to restore thenavigation settings to the factory default settings.Route preferencesSelect Settings > Navigation > Route Preference.The route calculation is based on road speeds and vehicleacceleration data for a given route.