2008 Ford F250 Owner Guide 4th Printing - Page 122

Driver Controls Average fuel economy (AFE) Select this function to display your average fuel economy in miles/gallon or liters/km. If you calculate your average fuel economy by dividing miles traveled by gallons of fuel used (liters of fuel used by 100 kilometers traveled), your figure may be different than displayed for the following reasons: • Your vehicle was not perfectly level during fill-up • Differences in the automatic shut-off points on the fuel pumps at service stations • Variations in top-off procedure from one fill-up to another • Rounding of the displayed values to the nearest 0.1 gallon (liter) 1. Drive the vehicle at least 5 miles (8 km) with the speed control system engaged to display a stabilized average. 2. Record the highway fuel economy for future reference. It is important to press the SELECT/RESET control switch (press and hold for 2 seconds in order to reset the function) after setting the speed control to get accurate highway fuel economy readings. Setup menu Press and hold the SELECT/RESET control switch to get into the SETUP MENU sequence from the INFO MENU for the following displays: • Units (English/Metric) • Language • Reset to English (if in another language) (see Note below) Note: When returning to the SETUP menu and a non-English language has been selected, HOLD RESET FOR ENGLISH will be displayed to change back to English. Press and hold the SELECT/RESET control to change back to English. 122 2008 F-250/350/450/550 (f23) Owners Guide (post-2002-fmt) USA (fus)