20 GPS Navigation Instruction ManualUsing ecoRoute ™About ecoRouteThe data provided by the ecoRoute feature isonly an estimate. The data is not actually readfrom your vehicle. To receive more-accuratefuel reports for your specific vehicle and drivinghabits, calibrate the fuel economy.⁄• The optional ecoRoute HD accessory collects data fromyour vehicle.Creating a Vehicle ProfileThe vehicle profile provides a basis for ecoRouteto calculate your vehicle fuel economy.1 Touch Tools > ecoRoute.2 Enter the required information, and touchNext.3 Touch Done.Resetting Your Vehicle Profile1 Touch Tools > ecoRoute > Vehicle Profile.2 Touch Reset.Calibrating Fuel EconomyUse this feature when you refuel to maintain anaccurate fuel economy.1 Touch Tools > ecoRoute > At the Pump.2 Enter the current fuel price.3 Enter how much fuel your vehicle has usedsince the last fill up.4 Enter the distance you have traveled sincethe last fill up.5 Touch Next.Taking the ecoChallengeThe ecoChallenge helps you maximize your fueleconomy by scoring your driving habits. Thehigher your ecoChallenge scores, the more fuelyou save. The ecoChallenge collects data andcalculates a score whenever you are moving.The ecoChallenge icon displays your currentscore on the map.Touch Tools > ecoRoute > ecoChallenge.⁄• To view detailed ecoChallenge scores, touch the icon.The leaf color on the driving challenge icon changesdepending on your performance in the challenge.About ecoChallenge Scores• Overall—a combination of the speed, acceleration, andbraking score.• Speed—gain points for driving at your vehicle optimalspeed for conserving fuel (45–60 mph for most vehicles).• Acceleration—gain points for smooth acceleration; losepoints for rapid acceleration.• Braking—gain points for smooth braking; lose points forhard braking.• Fuel Economy—ecoRoute HD compares your currentfuel economy with the highest fuel economy recordedfor your vehicle. Gain points for driving at the optimalfuel economy for your vehicle.The ecoRoute feature calculates your vehicle fuel economy, carbon footprint, and the fuel price ofnavigating to a destination, and offers tools for improving fuel efficiency. Using a wireless data connection,the optional ecoRoute HD accessory sends data from your vehicle to your navigation system. TheDNX 4 / 5 / 7 series cannot connect with ecoRoute HD.