2005 Lincoln Town Car Owner Guide 2nd Printing - Page 140

Driver Controls Fuel econ (average fuel economy) Select this function 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 • 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) Checking your highway fuel economy using the electronic message center display The following procedure will allow you to accurately monitor your actual highway fuel economy. Since this procedure requires the vehicle speed control system to be set to highway speeds, it must be run only on suitable roadways where long distance speed control can be safely maintained. You may notice gradual improvement in fuel economy over the course of your vehicle's break-in period (approximately 1 000 miles [1 600 kilometers]). 1. Set the speed control. Refer to Speed control in this chapter. 2. Select FUEL ECON 140 2005 Town Car (tow) Owners Guide (post-2002-fmt) USA_English (fus)