Owner's Manual
Page 176
... miles per hour (mph) or kilometers per 100 kilometers (L/100 km) your driving conditions. Press and hold the reset button while AV SPEED is getting based on a schedule consistent with your vehicle is displayed to reset the average vehicle speed. This mode shows the vehicle's average speed in either degrees Fahrenheit... conditions. ECON (Economy) Press the information button until ECON is displayed to reset the average fuel economy. This mode shows how many miles per gallon (mpg) or liters per hour (km/h). Press and hold the reset button while ECON is displayed.
... miles per hour (mph) or kilometers per 100 kilometers (L/100 km) your driving conditions. Press and hold the reset button while AV SPEED is getting based on a schedule consistent with your vehicle is displayed to reset the average vehicle speed. This mode shows the vehicle's average speed in either degrees Fahrenheit... conditions. ECON (Economy) Press the information button until ECON is displayed to reset the average fuel economy. This mode shows how many miles per gallon (mpg) or liters per hour (km/h). Press and hold the reset button while ECON is displayed.