Changing The Engine Air Filter - 7.3L - Ford F-650 2025 Owner's Manual

4. Remove and install a new foam filter,
if needed. See Scheduled
Maintenance (page 324). If you do not
replace the foam filter, be sure the
existing foam filter is in place.
E163377
5. Install a new air filter element. Be sure
that the groove seal on the pleated
paper filter traps both sides of the
vertical partition of the air box.
6. Engage the clips to secure the air filter
housing cover to the air filter housing.
Be careful not to crimp the filter
element edges between the air filter
housing and cover. Ensure that you
align the tabs on the edge properly into
the slots.
7. Reconnect the mass airflow sensor
electrical connector to the inlet tube.
Make sure the locking tab on the
connector is in the locked position.
CHANGING THE ENGINE AIR
FILTER - 7.3L
WARNING: To reduce the risk of
vehicle damage and personal burn
injuries, do not start your engine with the
air cleaner removed and do not remove
it while the engine is running.
2025 F-650/750 (TBC) , enUSA, Edition date: 202310, First-Printing
Maintenance
Note: Operating your vehicle in heavy
snowfall or extreme rain conditions may
allow excessive amounts of snow or water
into the air intake system. This could plug
or soak the air filter, and cause the engine
to lose power or shut down.
When replacing the air filter element, use
a Motorcraft® air filter element. See
Motorcraft Parts (page 292).
Note: Failure to use the correct air filter
element may result in severe engine
damage, and may void the vehicle warranty.
Change the air filter element at the correct
interval. See Scheduled Maintenance
(page 324).
E317615
1. Locate the mass air flow sensor
electrical connector on the air outlet
tube. Disconnect the mass air flow
sensor electrical connector.
231