Page 86 of 95

Towing a Trailer or Using a Camper or Car-top Carrier
As required Change engine oil and filter as indicated by
the information display and perform services
listed in the scheduled maintenance chart.
Every 15000 miles
(24000 km) or 600
engine hoursInspect concentration (freeze-point
protection) and additive (corrosion inhibitor)
strength; add engine coolant additive, if
required
Every 15000 miles
(24000 km), 6 months,
600 engine hours or as
indicated by the
information displayReplace engine- and frame-mounted fuel
filters.
Every 30000 miles
(48000 km)Replace wheel bearing grease/grease seals if
non-sealed bearings are used (2WD vehicles).
Every 60000 miles
(96000 km)Change transfer case fluid (4WD vehicles).
Every 60000 miles
(96000 km) or 2400
engine hoursFlush and refill engine coolant; do not add
engine coolant additive.
Note:When adding coolant additive, do not exceed the specified
maximum of 48 fluid ounces (1.4 liters). Operating the engine with
excessive coolant additive may cause overheating which could lead to
severe permanent engine damage.
Note:After initial coolant flush and fill at 60000 miles
(96000 kilometers) or 2400 engine hours, flush and fill every 45000 miles
(72000 kilometers) or 1800 engine hours thereafter.
Scheduled Maintenance
85
2013 Diesel(67l)
Supplement, 1st Printing
USA(fus)
Page 87 of 95

Off-road Operation
As requiredExhaust Tips:Inspect functional holes in
each leg of the twin tip and the holes under
the shield just inboard of the right rear tire to
make sure they are kept clean/clear of debris
or foreign materials. Refer to theVehicle Care
chapter for more information.
Inspect steering and suspension ball joints and
tie rods. Lubricate if equipped with grease
fittings.
Every 7500 miles
(12000 km)Rotate tires
*, inspect tires for wear and
measure tread depth and inspect wheel ends
for endplay and noise.
Inspect brake system pads and rotors.
Inspect engine air filter restriction gauge.
Replace filter if necessary.
Every 7500 miles
(12000 km) or 300
engine hoursChange engine oil and filter.
**
Inspect and lubricate U-joints.
Every 15000 miles
(24000 km), six
months, 600 engine
hours or as indicated
by the information
displayReplace engine- and frame-mounted fuel
filters.
Every 30000 miles
(48000 km)Replace air inlet foam filter.
Replace wheel bearing grease and grease seals
if non-sealed bearings are used (2WD
vehicles).
Every 50000 miles
(80000 km)Change rear axle fluid (if equipped with a
Dana rear axle - some F-350s, all F-450/550s).
Change transfer case fluid (4WD vehicles).
Inspect front axle fluid (4WD vehicles).
*Vehicles equipped with dual rear wheels should rotate the front wheels
when specified; rear wheels only if unusual wear is noted.
**Reset your Intelligent Oil-Life Monitor® after each engine oil and filter
change. See theInformation Displaychapter of theOwner’s Manual.
Scheduled Maintenance
86
2013 Diesel(67l)
Supplement, 1st Printing
USA(fus)
Page 88 of 95

Operating in Dusty Conditions (i.e. Unpaved or Dusty Roads)
Every 7500 miles
(12000 km)Rotate tires*, inspect tires for wear and
measure tread depth and inspect wheel ends
for endplay and noise.
Inspect brake system pads and rotors.
Inspect engine air filter restriction gauge;
replace filter as indicated by gauge.
Inspect steering and suspension ball joints and
tie rods. Lubricate if equipped with grease
fittings.
Every 7500 miles
(12000 km), six
months or 300 engine
hoursChange engine oil and filter.
**
Inspect and lubricate U-joints.
Every 15000 miles
(24000 km), six
months, 600 engine
hours or as indicated
by the information
displayReplace engine- and frame-mounted fuel
filters.
Every 30000 miles
(48000 km)Replace air inlet foam filter.
Replace wheel bearing grease and grease seals
if non-sealed bearings are used (2WD
vehicles).
*Vehicles equipped with dual rear wheels should rotate the front wheels
when specified; rear wheels only if unusual wear is noted.
**Reset your Intelligent Oil-Life Monitor® after each engine oil and filter
change. See theInformation Displaychapter of theOwner’s Manual.
Scheduled Maintenance
87
2013 Diesel(67l)
Supplement, 1st Printing
USA(fus)
Page 89 of 95
Use of Biodiesel, up to and Including 20% Biodiesel (B20)
As required Change engine oil and filter as indicated by
message center and perform services listed in
the scheduled maintenance chart.
Every 15000 miles
(24000 km), six
months, 600 engine
hours or as indicated
by the information
displayReplace engine- and frame-mounted fuel
filters.
Use of non-Ultra Low Sulfur Diesel (ULSD) Fuel - Vehicles
Operated where ULSD Fuel Is Not Required or Available
Every 2500 miles
(4000 km) or three
months (if using high
sulfur fuel with more
than 500 ppm sulfur)Change engine oil and filter.
*
Every 5000 miles
(8000 km) or six
months (if using high
sulfur fuel with fewer
than 500 ppm sulfur)Change engine oil and filter.*
*
Reset your Intelligent Oil-Life Monitor® after each engine oil and filter
change. See theInformation Displaychapter of theOwner’s Manual.
Scheduled Maintenance
88
2013 Diesel(67l)
Supplement, 1st Printing
USA(fus)