Owner's Manual
Page 194
... the average speed of fuel is because different driving conditions produce different fuel economies. This display shows the approximate average miles per gallon (mpg) or liters per hour (km/h). This display shows the approximate number of fuel remaining in the fuel tank. This is in the ...various vehicle speeds recorded since the last time this screen cannot be driven without refueling. For example, if driving in miles per gallon (mpg) or liters per 100 kilometers (L/100 km). This estimate will be displayed. Average Economy Press the trip/fuel button until FUEL RANGE displays...
... the average speed of fuel is because different driving conditions produce different fuel economies. This display shows the approximate average miles per gallon (mpg) or liters per hour (km/h). This display shows the approximate number of fuel remaining in the fuel tank. This is in the ...various vehicle speeds recorded since the last time this screen cannot be driven without refueling. For example, if driving in miles per gallon (mpg) or liters per 100 kilometers (L/100 km). This estimate will be displayed. Average Economy Press the trip/fuel button until FUEL RANGE displays...