2001 Lincoln Town Car Owner Guide 4th Printing - Page 21

Instrumentation 3. Press and hold the CALIBRATION TRUNK AJAR DOOR AJAR BUTTON for 2 to 4 seconds until CIRCLE CIRCLE SLOWLY is displayed on the TRAC OFF AIR SUSPENSION SLOWLY message center. km 4. Release pressure from the button. O/D OFF TRAC ACTIVE 5. Slowly drive the vehicle in a SPEED CONTROL COMPASS circle (less than 5 km/h [3 mph]) until the CIRCLE SLOWLY indicator turns off. This will take up to five circles to complete calibration. 6. The compass is now calibrated. Message center functions Fuel econ (Average fuel economy) Select this function to display your FUEL ECON average fuel economy in DIST TO EMPTY liters/100 km or miles/gallon. AVG SPEED If you calculate your average fuel economy by dividing liters of fuel TRIP A B used by 100 kilometers traveled E/M (miles traveled by gallons 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 liter (gallon) 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. 21