FORD F650/750 2023 Owners Manual

At Every Oil Change Interval as Indicated by the Information Display1
Perform a multi-point inspection, recommended.
Inspect the air filter restriction gauge. Replace the filter if necessary.
Inspect the automatic transmission fluid level. Consult an authorized dealer for
requirements.
Inspect the brake pads, shoes, rotors, drums, brake linings, hoses and the parking brake.
Inspect the engine and secondary coolant concentration, freeze-point protection, level
and hoses.
Inspect the exhaust system and heat shields.
Inspect the steering linkage, ball joints, suspension, tie-rod ends, driveshaft and the U-
joints. Lubricate any components that have grease fittings.
Inspect front oil hubs for leaks and check fluid level through hub cap sight glass.
1 Do not exceed one year/10,000 mi (16,000 km) or 350 engine hours between service
intervals.
2 Reset the Intelligent Oil-Life Monitor after engine oil and filter changes. See Oil Change
Indicator Reset (page 227).
3 Rotate the front wheels on vehicles with dual rear wheels when specified. Only rotate
the rear wheels if you notice unusual wear.
Brake Fluid Maintenance1
Change the brake fluid.2Every 3 Years
1 Perform this maintenance item every 3 years. Do not exceed the designated time for
the interval.
2 Brake fluid servicing requires special equipment available at your authorized dealer.
Other Maintenance Items1
Replace the engine-mounted and frame-mounted fuel
filters.2Every 22,000 mi
(36,000 km)
Inspect the engine and secondary cooling system coolant
concentration, freeze-point protection, additive, corrosion
inhibitor, strength, coolant level, and hoses. Add coolant
additive if necessary.
3
Every 30,000 mi
(48,000 km)
327
Scheduled Maintenance

Other Maintenance Items1
Note: When adding coolant additive, do not exceed the
specified maximum of 47 fl oz (1.4 L) for the engine and
20 fl oz (473 ml) for the secondary cooling system. Oper-
ating the engine with excessive coolant additive may cause
overheating which could lead to severe, permanent engine
damage.
Replace the air inlet foam filter. Every 45,000 mi
(72,000 km)
Inspect the accessory drive belt or belts.
4At 90,000 mi
(144,000 km)
Change the rear axle fluid. See Special Operating
Conditions Scheduled Maintenance (page 329).
5At 100,000 mi
(160,000 km)
Change the automatic transmission fluid and filter. Consult
an authorized dealer for requirements.
Every 150,000 mi
(240,000 km)Replace the accessory drive belt or belts if not replaced
within the last 100,000 mi (160,000 km).
Replace the front wheel bearings and seals.
Change the engine and secondary cooling system coolant.
6At 200,000 mi
(320,000 km)
1 You can perform these maintenance items within 3,000 mi (4,800 km) of the last oil
change. Do not exceed the designated distance for the interval.
2 Every 22,000 mi (36,000 km) or as indicated by the information display.3 Every 30,000 mi (48,000 km), 1200 engine hours or as indicated by the information
display.
4 Perform follow-up inspections every 15,000 mi (24,000 km) after the initial inspection.
Replace the belt or belts at 150,000 mi (240,000 km).
5 Change the fluid again at 150,000 mi (240,000 km).6 Initial replacement at 10 years or 200,000 mi (320,000 km), then every five years or
100,000 mi (160,000 km).
328
Scheduled Maintenance

SPECIAL OPERATING
CONDITIONS SCHEDULED
MAINTENANCE
Gasoline Engines
If you operate your vehicle primarily in anyof the following conditions, you need to
perform extra maintenance as indicated.
If you operate your vehicle occasionally
under any of these conditions, it is not
necessary to perform the extra
maintenance. For specific
recommendations, see your dealership
service advisor or technician.
Towing a Trailer
Inspect and lubricate the U-joints. Inspect frequently, service
as required
See axle maintenance items under Exceptions.
Inspect the wheels and related components for abnormal
noise, wear, looseness or drag. Every 5,000 mi (8,000 km)
Change the engine oil and filter. Every 5,000 mi (8,000 km)
or six months
Inspect and lubricate U-joints.
Rotate the tires
1and inspect them for wear, and measure
the tread depth. Every 7,500 mi (12,000 km)
Replace the spark plugs. Every 60,000 mi
(96,000 km)
Replace the spark plug wires.
1Rotate the front wheels on vehicles with dual rear wheels when specified. Only rotate
the rear wheels if you notice unusual wear.
Extensive Idling or Low-speed Driving for Long Distances, as in Heavy Commercial Use
(Such as Delivery, Taxi, Patrol Car or Livery)
Replace engine air filter. Inspect frequently, service
as required
Inspect the brake system. Every 5,000 mi (8,000 km)
Inspect the wheels and related components for abnormal
noise, wear, looseness or drag.
Lubricate the control arm and steering ball joints if
equipped with grease fittings.
Inspect and lubricate U-joints. Every 5,000 mi (8,000 km)
or six months
329
Scheduled Maintenance

Extensive Idling or Low-speed Driving for Long Distances, as in Heavy Commercial Use
(Such as Delivery, Taxi, Patrol Car or Livery)
Change the engine oil and filter. Every 5,000 mi (8,000 km),
six months or 200 engine
hours
Rotate the tires
1 and inspect them for wear, and measure
the tread depth. Every 7,500 mi (12,000 km)
Replace the spark plugs. Every 60,000 mi
(96,000 km)
1Rotate the front wheels on vehicles with dual rear wheels when specified. Only rotate
the rear wheels if you notice unusual wear.
Operating in Dusty or Sandy Conditions (Such as Unpaved or Dusty Roads)
Replace the engine air filter. Inspect frequently, service
as required
Inspect the wheels and related components for abnormal
noise, wear, looseness or drag. Every 5,000 mi (8,000 km)
Change the engine oil and filter. Every 5,000 mi (8,000 km)
or six months
Inspect and lubricate U-joints.
Rotate the tires
1 and inspect them for wear, and measure
the tread depth. Every 7,500 mi (12,000 km)
1Rotate the front wheels on vehicles with dual rear wheels when specified. Only rotate
the rear wheels if you notice unusual wear.
Off-road Operation
Inspect the steering linkage, ball joints and U-joints,
lubricate if equipped with grease fittings. Inspect frequently, service
as required
Replace the engine air filter.
Change the engine oil and filter. Every 5,000 mi (8,000 km)
or six months
330
Scheduled Maintenance

Off-road Operation
Inspect the wheels and related components for abnormal
noise, wear, looseness or drag.
Rotate the tires
1 and inspect them for wear, and measure
the tread depth. Every 7,500 mi (12,000 km)
1Rotate the front wheels on vehicles with dual rear wheels when specified. Only rotate
the rear wheels if you notice unusual wear.
Diesel Engine
If you operate your vehicle primarily in any
of the following conditions, you need to
perform extra maintenance as indicated.
If you operate your vehicle occasionally
under any of these conditions, it is not
necessary to perform the extra
maintenance. For specific
recommendations, see your dealership
service advisor or technician.
Towing a Trailer or Using a Car-top Carrier
Change the engine oil and filter as indicated by the
information display, and perform the services listed in the
scheduled maintenance chart. As required
See the axle maintenance items under Exceptions.
Replace the engine-mounted and frame-mounted fuel
filters. Every 15,000 mi
(24,000 km) or six months,
600 engine hours
Flush and refill the coolant. At 60,000 mi (96,000 km)
or 2400 engine hours
Note:After the initial coolant flush and fill at 60,000 mi (96,000 km) or 2400 engine
hours, flush and fill every 45,000 mi (72,000 km) or 1800 engine hours thereafter.
331
Scheduled Maintenance

Frequent or Extended Idling, Over 10 Minutes Per Hour of Normal Driving or Frequent
Low-speed Operation if You Use Your Vehicle for Stationary Operation
Change the engine oil and filter as indicated by the
information display, and perform the services listed in the
scheduled maintenance chart. As required
Replace the engine-mounted and frame-mounted fuel
filters. Every 15,000 mi
(24,000 km), six months or
600 engine hours
Inspect the coolant concentration, freeze-point protection
and additive, corrosion inhibitor strength. Add coolant
additive if necessary. Every 30,000 mi
(48,000 km) or 1200 engine
hours
Flush and refill the coolant. Do not add coolant additive. Every 60,000 mi
(96,000 km) or 2400
engine hours
Note:When adding coolant additive, do not exceed the specified maximum of 47 fl oz
(1.4 L) for the engine and 20 fl oz (473 ml) for the secondary cooling system. Operating the
engine with excessive coolant additive may cause overheating which could lead to severe,
permanent engine damage.
Note:After the initial coolant flush and fill at 60,000 mi (96,000 km) or 2400 engine
hours, flush and fill every 45,000 mi (72,000 km) or 1800 engine hours thereafter.
332
Scheduled Maintenance

Frequent Low-speed Operation, Consistent Heavy Traffic Under 25 mph (40 km/h) or
Long Rush-hour Traffic
Change the engine oil and filter as indicated by the
information display, and perform the services listed in the
scheduled maintenance chart. As required
Replace the engine-mounted and frame-mounted fuel
filters. Every 15,000 mi
(24,000 km), six months or
600 engine hours
Inspect the coolant concentration, freeze-point protection
and additive, corrosion inhibitor strength. Add coolant
additive if necessary. Every 30,000 mi
(48,000 km) or 1200 engine
hours
Flush and refill the coolant. Do not add coolant additive. Every 60,000 mi
(96,000 km) or 2400
engine hours
Note:When adding coolant additive, do not exceed the specified maximum of 47 fl oz
(1.4 L) for the engine and 20 fl oz (473 ml) for the secondary cooling system. Operating the
engine with excessive coolant additive may cause overheating which could lead to severe,
permanent engine damage.
Note:After the initial coolant flush and fill at 60,000 mi (96,000 km) or 2400 engine
hours, flush and fill every 45,000 mi (72,000 km) or 1800 engine hours thereafter.
333
Scheduled Maintenance

Sustained High-speed Driving at Gross Vehicle Weight Rating, Maximum Loaded Weight
for Vehicle Operation
Change the engine oil and filter as indicated by the
information display, and perform the services listed in the
scheduled maintenance chart. As required
Replace the engine-mounted and frame-mounted fuel
filters. Every 15,000 mi
(24,000 km), six months or
600 engine hours
Inspect the coolant concentration, freeze-point protection
and additive, corrosion inhibitor strength. Add coolant
additive if necessary. Every 30,000 mi
(48,000 km) or 1200 engine
hours
Flush and refill the coolant. Do not add coolant additive. Every 60,000 mi
(96,000 km) or 2400
engine hours
Note:When adding coolant additive, do not exceed the specified maximum of 47 fl oz
(1.4 L) for the engine and 20 fl oz (473 ml) for the secondary cooling system. Operating the
engine with excessive coolant additive may cause overheating which could lead to severe,
permanent engine damage.
Note:After the initial coolant flush and fill at 60,000 mi (96,000 km) or 2400 engine
hours, flush and fill every 45,000 mi (72,000 km) or 1800 engine hours thereafter.
Operating in Sustained Ambient Temperatures Below -9.4°F (-23°C) or Above 100.3°F
(38°C)
Change the engine oil and filter as indicated by the
information display, and perform the services listed in the
scheduled maintenance chart. As required
Replace the engine-mounted and frame-mounted fuel
filters. Every 15,000 mi
(24,000 km), six months or
600 engine hours
Operating in Dusty or Sandy Conditions, Such as Unpaved or Dusty Roads
Rotate the tires1, inspect the tires for wear and measure
tread depth. Every 7,500 mi (12,000 km)
Inspect the brake system pads and rotors.
Inspect the air filter restriction gauge. Replace the filter if
necessary.
334
Scheduled Maintenance

Operating in Dusty or Sandy Conditions, Such as Unpaved or Dusty Roads
Inspect the steering and suspension ball joints and tie rods.
Lubricate any grease fittings.
Change the engine oil and filter.
2Every 7,500 mi (12,000 km),
six months or 300 engine
hours
Inspect and lubricate the U-joints.
Replace the engine-mounted and frame-mounted fuel
filters. Every 15,000 mi
(24,000 km), 6 months or
600 engine hours
Replace the air inlet foam filter. Every 30,000 mi
(48,000 km)
1Rotate the front wheels on vehicles with dual rear wheels when specified. Only rotate
the rear wheels if you notice unusual wear.
2Reset the Intelligent Oil-Life Monitor after engine oil and filter changes.
Off-road Operation
Inspect functional holes in each leg of the twin exhaust
tips and the holes under the shield just inboard of the right
rear tire to make sure they are clean and clear of debris or
foreign materials. Refer to the Vehicle Care chapter of your
owner’s manual for more information. As required
Inspect the steering and suspension ball joints and tie rods.
Lubricate any grease fittings.
Rotate the tires
1, inspect the tires for wear and measure
tread depth. Every 7,500 mi (12,000 km),
six months or 300 engine
hours
Inspect the brake system pads and rotors.
Inspect the air filter restriction gauge. Replace the filter if
necessary.
Change the engine oil and filter.
2Every 7,000 mi (12,000 km)
or 300 engine hours
335
Scheduled Maintenance

Off-road Operation
Replace the engine-mounted and frame-mounted fuel
filters. Every 15,000 mi
(24,000 km), six months or
600 engine hours
Replace the air inlet foam filter. Every 30,000 mi
(48,000 km)
1Rotate the front wheels on vehicles with dual rear wheels when specified. Only rotate
the rear wheels if you notice unusual wear.
2Reset the Intelligent Oil-Life Monitor after engine oil and filter changes.
Using Biodiesel, up to and Including 20% Biodiesel (B20)
Change the engine oil and filter as indicated by the
information display, and perform the services listed in the
scheduled maintenance chart. As required
Replace the engine-mounted and frame-mounted fuel
filters. Every 15,000 mi
(24,000 km), six months or
300 engine hours
Using Fuel Other Than Ultra-low Sulfur Diesel Fuel - Vehicles Operated Where Ultra-low
Sulfur Diesel Fuel is not Required or Available
Change the engine oil and filter. Every 2,500 mi (4,000 km)
or three months (if using
high sulfur fuel with more
than 500 ppm sulfur)
Change the engine oil and filter. Every 5,000 mi (8,000 km)
or six months (if using high
sulfur fuel with fewer than
500 ppm sulfur)
Exceptions
There are several exceptions to the Normal
Schedule:
336
Scheduled Maintenance