nüvi 2405/2505 Series Owner’s Manual 35ecoRoute HD AccessoryWhen connected to the ecoRoute HD accessory,your device can receive real-time vehicleinformation, such as error messages, RPM, andbattery voltage. Your device includes data readfrom the vehicle by the ecoRoute HD accessorywhen calculating ecoRoute data.Go to www.garmin.com/ecoroute forcompatibility and purchasing information.Setting up the Vehicle ProfileThe first time you use the ecoRoute features,you must enter vehicle information.1 Select Apps > ecoRoute™.2 Enter fuel and mileage information.Changing the Fuel Price1 Select Apps > ecoRoute™ > At the Pump.2 Enter the current price of fuel, and selectNext.3 Select Yes.Calibrating the Fuel EconomyYou can calibrate the fuel economy to receivemore-accurate fuel reports for your specificvehicle and driving habits. You should calibratewhen you fill up your fuel tank.1 Select Apps > ecoRoute™ > At the Pump.2 Enter the current fuel price.3 Enter the amount of fuel the vehicle hasused since the last time the fuel tank wasfilled.4 Enter the distance you have travelled sincethe last time the fuel tank was filled.5 Select Next.The device calculates the average vehiclefuel economy.6 Select Save.