2020 FORD F450 SUPER DUTY fuel additives

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Page 182 of 633

FORD F450 SUPER DUTY 2020  Owners Manual Automatic Engine Shutdown
If your vehicle is equipped with a keyless
ignition, it has a feature that automatically
shuts down the engine if it has been idling
for an extended period. The ignition also

Page 188 of 633

FORD F450 SUPER DUTY 2020  Owners Manual FUEL QUALITY - E85
Choosing the Right Fuel - Flex Fuel
Vehicles
Flex fuel vehicles have one of the following
identifiers:
•
Yellow fuel filler cap.
• Yellow bezel around the fuel filler inlet.
•

Page 189 of 633

FORD F450 SUPER DUTY 2020  Owners Manual Switching Between E85 and
Gasoline
We do not recommend repeatedly
alternating between E85 and gasoline. If
you switch from using E85 to gasoline, or
from gasoline to E85, add as much fuel as
possible,

Page 192 of 633

FORD F450 SUPER DUTY 2020  Owners Manual Note:
Degraded or oxidized biodiesel can
damage fuel system seals and plastics and
corrode steel parts.
During cold weather, if you have problems
operating on biodiesel, you may need to
use a diesel f

Page 350 of 633

FORD F450 SUPER DUTY 2020  Owners Manual 7. Replace the dipstick and remove it
again to check the oil level.  See
Engine Oil Dipstick (page 346).
8. Make sure that the oil level is between
the maximum and minimum marks. If
the oil level is a

Page 352 of 633

FORD F450 SUPER DUTY 2020  Owners Manual 1.
Make sure the parking brake is on. Make
sure the transmission is in park (P) or
neutral (N).
2. Run the engine until it reaches normal operating temperature.
3. Make sure that your vehicle is on le

Page 447 of 633

FORD F450 SUPER DUTY 2020  Owners Manual An oil that displays this symbol conforms
to current engine, emission system and
fuel economy performance standards of
ILSAC.
We recommend Motorcraft® motor oil for
your vehicle. If Motorcraft® oil

Page 467 of 633

FORD F450 SUPER DUTY 2020  Owners Manual An oil that displays this symbol conforms
to current engine, emission system and
fuel economy performance standards of
ILSAC.
We recommend Motorcraft® motor oil for
your vehicle. If Motorcraft® oil
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