2020 FORD F250 SUPER DUTY check engine

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Page 350 of 633

FORD F250 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 F250 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 F250 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 356 of 633

FORD F250 SUPER DUTY 2020  Owners Manual 4. Remove the auxiliary foam filter from
the air filter housing.
5. To install, reverse the removal procedure.  The housing cover can be
oscillated slightly left to right to assist
with installation a

Page 361 of 633

FORD F250 SUPER DUTY 2020  Owners Manual ENGINE COOLANT CHECK -
6.2L
WARNING: Do not remove the
coolant reservoir cap when the engine is
on or the cooling system is hot. Wait 10
minutes for the cooling system to cool
down. Cover the coolant

Page 362 of 633

FORD F250 SUPER DUTY 2020  Owners Manual To top up the coolant level do the
following:
1. Unscrew the cap slowly. Any pressure
escapes as you unscrew the cap.
2. Add prediluted coolant meeting the correct specification.  See Scheduled
Mainte

Page 363 of 633

FORD F250 SUPER DUTY 2020  Owners Manual If you drive in extremely hot climates:
•
It may be necessary to decrease the
coolant concentration to 40%.
• A coolant concentration of 40%
provides improved overheat
protection.  Coolant concent

Page 364 of 633

FORD F250 SUPER DUTY 2020  Owners Manual 2. If you are a member of a roadside
assistance program, we recommend
that you contact your roadside
assistance service provider.
3. If this is not possible, wait a short period for the engine to cool