TRANSFER CASE FLUID (IF EQUIPPED)
1. Clean the filler plug.
2. Remove the filler plug and
inspect the fluid level.
3. Add only enough fluid through
the filler opening so that the fluid
level is at the bottom of the
opening.
Use only fluid that meets Ford specifications. Refer to the
Maintenance
product specifications and capacities
section in this chapter.
AIR FILTER
Refer to the
scheduled maintenance information
for the appropriate
intervals for changing the air filter element.
When changing the air filter element, use only the Motorcraft
威
air filter
element listed. Refer to
Motorcraft
威
part numbers
in this chapter.
Maintenance and Specifications
400
2011 F-250/350/450/550
(f23)
Owners Guide, 4th Printing
USA
(fus)