Ford SUPER DUTY 2021 - Introduction; About This Manual and Symbols

Getting Assistance Outside the U.S. and
Canada .......................................................335
Ordering Additional Owner's Literature
........................................................................337
Reporting Safety Defects (U.S. Only)
........................................................................337
Reporting Safety Defects (Canada Only)
........................................................................337
Fuses
Fuse Specification Chart .........................339
Changing a Fuse .........................................346
Maintenance
General Information ..................................348
Opening and Closing the Hood .............348
Under Hood Overview - 6.2L .................349
Under Hood Overview - 6.7L Diesel .....350
Under Hood Overview - 7.3L ....................351
Engine Oil Dipstick - 6.2L .........................352
Engine Oil Dipstick - 6.7L Diesel ............352
Engine Oil Dipstick - 7.3L ..........................352
Engine Oil Check - 6.2L .............................352
Engine Oil Check - 6.7L Diesel ...............354
Engine Oil Check - 7.3L .............................355
Changing the Engine Oil and Oil Filter
........................................................................356
Oil Change Indicator Reset .....................356
Changing the Engine Air Filter - 6.2L
........................................................................357
Changing the Engine Air Filter - 6.7L
Diesel ..........................................................358
Changing the Engine Air Filter - 7.3L ....360
Draining the Fuel Filter Water Trap - 6.7L
Diesel ...........................................................361
Engine Coolant Check - 6.2L .................364
Engine Coolant Check - 6.7L Diesel .....368
Engine Coolant Check - 7.3L ....................371
Automatic Transmission Fluid Check
........................................................................376
Transfer Case Fluid Check ........................377
Brake Fluid Check ........................................377
Power Steering Fluid Check ....................378
Changing the 12V Battery ........................379
Adjusting the Headlamps ........................381
Washer Fluid Check ...................................382
Fuel Filter - 6.2L/7.3L .................................382
Checking the Wiper Blades ....................382
Changing the Wiper Blades ....................382
Changing a Bulb ..........................................383
Changing the Engine-Mounted and
Diesel Fuel Conditioner Module Fuel
Filters - 6.7L Diesel .................................386
Spring U-Bolt Check - F-600 ................389
Vehicle Care
General Information ...................................391
Cleaning Products .......................................391
Cleaning the Exterior .................................392
Waxing ............................................................393
Cleaning the Engine ...................................393
Cleaning the Exhaust - 6.7L Diesel ......394
Cleaning the Windows and Wiper Blades
........................................................................394
Cleaning the Interior ..................................395
Cleaning the Instrument Panel and
Instrument Cluster Lens .......................397
Cleaning Leather Seats ............................397
Repairing Minor Paint Damage .............399
Cleaning the Wheels .................................399
Vehicle Storage ...........................................399
Wheels and Tires
General Information ..................................402
Tire Care ........................................................404
Using Snow Chains ....................................420
Tire Pressure Monitoring System ...........421
Changing a Road Wheel ..........................429
Technical Specifications .........................440
6
Super Duty (TFE) Canada/United States of America, enUSA, Edition date: 202008, Third-Printing-
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