1997 Ford Expedition Owner's Manual - Page 192

Maintenance and care • The help reduce early nozzle shut offs and fuel spillage, park your vehicle so that the fuel filler door is level. • Avoid excessively fast fuel dispensing rates (over 38 L [10 gallons] per minute). • If you spill any fuel on the body of your vehicle, clean it off immediately. The fuel may dull or soften the paint if it is not washed off promptly. 3. To replace the fuel cap, align the tabs on the cap with the notches on the filler pipe. Turn it clockwise until it stops. 4. Push the fuel door closed. If the check engine warning light illuminates and remains illuminated while the engine is started, the fuel cap may not be properly seated. Turn off the engine, remove the fuel cap and replace it. being sure to align the cap properly. If the fuel cap is lost, replace it with an authorized Motorcraft or equivalent part. Calculating fuel economy To accurately calculate your vehicle's fuel economy: 1. Fill the tank completely and record the initial odometer reading. 2. Each time you fill the tank, record the amount of fuel added (in liters or gallons). 193