2005 Ford F350 Owner Guide 3rd Printing - Page 71

Driver Controls 7. Press the RESET control to start the compass calibration function. 8. Slowly drive the vehicle in a circle (less than 3 mph [5 km/h]) until the CIRCLE SLOWLY TO CALIBRATE display changes to CALIBRATION COMPLETED. It will take up to five circles to complete calibration. 9. The compass is now calibrated. Distance to empty (DTE) Selecting this function from the INFO menu estimates approximately how far you can drive with the fuel remaining in your tank under normal driving conditions. Remember to turn the ignition OFF when refueling to allow this feature to correctly detect the added fuel. The DTE function will display LOW FUEL LEVEL and sound a tone for one second when you have approximately 50 miles (80 km) to empty. If you RESET this warning message, this display and tone will return within 10 minutes. DTE is calculated using a running average fuel economy, which is based on your recent driving history of 500 miles (800 km). This value is not the same as the average fuel economy display. The running average fuel economy is reinitialized to a factory default value if the battery is disconnected. Average fuel economy (AFE) Select this function from the INFO menu to display your average fuel economy in miles/gallon or liters/100 km. If you calculate your average fuel economy by dividing gallons of fuel used by 100 miles traveled (kilometers traveled by liters used), your figure may be different than displayed for the following reasons: • Your vehicle was not perfectly level during fill-up 71 2005 F250/350/450/550 (f23) Owners Guide (post-2002-fmt) USA_English (fus)