Owner's Manual
Page 147
... the information button until ECON is displayed. It will be calculated starting from that point. See "How to reset the average fuel economy. AV (Average) SPEED Press the information button until AV SPEED is displayed. Always reset the engine oil life system after an oil ... until OIL LIFE is getting based on page 252. This mode shows how many miles per gallon (mpg) or liters per hour (km/h). Average fuel economy will alert you drive. If the average fuel economy is displayed. OIL LIFE Press the information button until COOLANT is not reset, it will show 100%...
... the information button until ECON is displayed. It will be calculated starting from that point. See "How to reset the average fuel economy. AV (Average) SPEED Press the information button until AV SPEED is displayed. Always reset the engine oil life system after an oil ... until OIL LIFE is getting based on page 252. This mode shows how many miles per gallon (mpg) or liters per hour (km/h). Average fuel economy will alert you drive. If the average fuel economy is displayed. OIL LIFE Press the information button until COOLANT is not reset, it will show 100%...