2020 FORD F450 SUPER DUTY oil 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 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 318 of 633

FORD F450 SUPER DUTY 2020  Owners Manual •
Inspect exhaust system for damage or
looseness.
• Inspect undercarriage fasteners. If any
are loose or damaged, tighten or
replace ensuring that the proper torque
specification is used.
• Insp

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 351 of 633

FORD F450 SUPER DUTY 2020  Owners Manual 3. Make sure that your vehicle is on level
ground.
4. Switch the engine off and wait 15 minutes for the oil to drain into the oil
pan.  Checking the engine oil level too
soon after you switch the engi

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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