1997 Ford Expedition Owner's Manual - Page 193

1997 Ford Expedition Manual

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Maintenance and care 3. After at least three to five fuel tank fill-ups, fill the fuel tank and record the current mileage reading. 4. Use one of the following equations to calculate fuel economy. Liters used x 100 Total kilometers traveled Total miles traveled Total gallons used Keep a record for at least one month. This will provide an accurate estimate of the vehicle's fuel economy. WHAT YOU SHOULD KNOW ABOUT THE EMISSION CONTROL SYSTEM For more information on your vehicle's emission control system, refer to the Vehicle Emission Control Information Decal located on the inside, left of the engine compartment. The catalytic converter enables the vehicle's emission control system to operate properly. Follow these guidelines to ensure proper emission system operation: • Use only unleaded fuel. • Avoid running out of fuel. 194

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3. After at least three to five fuel
tank fill-ups, fill the fuel tank and
record the current mileage
reading.
4. Use one of the following
equations to calculate fuel
economy.
Liters used x 100
4
Total
kilometers traveled
Total miles traveled
4
Total
gallons used
Keep a record for at least one
month. This will provide an
accurate estimate of the vehicle’s
fuel economy.
WHAT YOU SHOULD KNOW
ABOUT THE EMISSION
CONTROL SYSTEM
For more information on your
vehicle’s emission control system,
refer to the Vehicle Emission
Control Information Decal located
on the inside, left of the engine
compartment.
The catalytic converter enables the
vehicle’s emission control system
to operate properly.
Follow these guidelines to ensure
proper emission system operation:
•
Use only unleaded fuel.
•
Avoid running out of fuel.
Maintenance and care
194