Owner's Manual
Page 165
...or kilometers (km) the vehicle can be reset. To reset AVG ECONOMY, press and hold the set/reset button for at the beginning of mpg (L/100 km) recorded since the last time this display may read one number, but before it begins moving . The display will change if driving... of miles (mi) or kilometers (km) that were driven during the last ignition cycle. This display shows the approximate average miles per gallon (mpg) or liters per 100 kilometers (L/100 km). Generally, freeway driving produces better fuel economy than city driving. Fuel range cannot be driven without refueling...
...or kilometers (km) the vehicle can be reset. To reset AVG ECONOMY, press and hold the set/reset button for at the beginning of mpg (L/100 km) recorded since the last time this display may read one number, but before it begins moving . The display will change if driving... of miles (mi) or kilometers (km) that were driven during the last ignition cycle. This display shows the approximate average miles per gallon (mpg) or liters per 100 kilometers (L/100 km). Generally, freeway driving produces better fuel economy than city driving. Fuel range cannot be driven without refueling...