tow FORD SUPER DUTY 2021 Owners Manual

Transfer Case Fluid Capacity and
Specification..............................................466
Transfer Case Fluid Check.........................377
Transmission.................................................207
Transporting the Vehicle
...........................329
U
Under Hood Overview - 6.2L...................349
Under Hood Overview - 6.7L Diesel............................................................350
Under Hood Overview - 7.3L.....................351
Under Seat Storage
.......................................171
Front Under Seat Storage Compartment -
Vehicles With Locking Storage.................. 172
Front Under Seat Storage Compartment - Vehicles Without Locking Storage............171
Rear Under Seat Storage.................................. 172
Universal Garage Door Opener...............164 HomeLink Wireless Control System...........164
USB Port
.........................................................487
Locating the USB Ports................................... 487
Using Adaptive Cruise Control................243 Automatic Cancellation................................... 247
Blocked Sensor.................................................. 248
Canceling the Set Speed................................ 246
Changing the Set Speed................................. 246
Detection Issues................................................. 247
Following a Vehicle........................................... 244
Hilly Condition and Trailer Tow Usage................................................................. 247
Overriding the Set Speed............................... 246
Resuming the Set Speed................................ 246
Setting the Adaptive Cruise Speed............244
Setting the Gap Distance............................... 245
Switching Adaptive Cruise Control Off....................................................................... 247
Switching Adaptive Cruise Control On....................................................................... 244
Switching to Normal Cruise Control...........249
System Not Available...................................... 248
Using Four-Wheel Drive.............................213 4WD Indicator Lights......................................... 213
Driving Off-Road With Truck and Utility Vehicles............................................................. 216
Electronic Shift-On-the-Fly (ESOF) 4WD system................................................................ 213Entering and Exiting Rock Crawl Mode with
Tremor Package............................................. 215
How Your Vehicle Differs from Other Vehicles............................................................. 216
Operating 4WD Vehicles with Spare or Mismatched Tires.......................................... 215
Using the Electronic Shift on the Fly 4WD system................................................................ 214
Using Hill Descent Control.......................232 Hill Descent Modes........................................... 232
Using MyKey With Remote Start Systems..........................................................64
Using Power Running Boards....................78 Automatic Power Deploy.................................. 78
Automatic Power Stow...................................... 78
Bounce-back.......................................................... 79
Enabling and Disabling...................................... 79
Manual Power Deploy........................................ 78
Using Snow Chains.....................................420
Using Stability Control...............................229 AdvanceTrac® with Roll Stability Control ™
(RSC®)............................................................. 229
Using SYNC™ With Your Media Player............................................................503
Audio Voice Commands................................. 504
Media Sources.................................................... 503
Using SYNC™ With Your Phone...........499 Accessing Features through the Phone
Menu................................................................. 500
Pairing a Phone.................................................. 499
Phone Controls.................................................. 500
Phone Voice Commands............................... 499
Using Traction Control................................227 Switching the System Off............................... 227
System Indicator Lights and Messages.......................................................... 227
Using Voice Recognition
...........................497
Apps....................................................................... 520
Automatic Blower Motor Speed Reduction.......................................................... 521
Climate.................................................................... 517
Entertainment..................................................... 516
General................................................................... 515
Initiating a Voice Session................................ 497
Navigation............................................................. 519
Phone...................................................................... 518
SiriusXM Traffic and Travel Link................... 520
System Interaction and Feedback.............498
661
Super Duty (TFE) Canada/United States of America, enUSA, Edition date: 202008, Second-Printing Index

Voice Settings......................................................
521
Utilizing the Mediation/Arbitration Program (Canada Only)........................335
V
Vehicle Care
....................................................391
General Information.......................................... 391
Vehicle Identification Number
................473
Locating the Vehicle Identification
Number............................................................. 473
Vehicle Identification Number Overview........................................................... 473
Vehicle Identification
..................................473
Vehicle Identification Number...................... 473
Vehicle Storage
............................................399
Body....................................................................... 399
Brakes................................................................... 400
Cooling system.................................................. 400
Disconnecting Your 12 Volt Battery............400
Engine................................................................... 400
Fuel system......................................................... 400
General.................................................................. 399
Miscellaneous.................................................... 400
Removing Vehicle From Storage................400
Tires....................................................................... 400
Vehicle Wi-Fi Hotspot
................................478
Ventilated Seats............................................161
Ventilation See: Climate Control - Vehicles With:
Automatic Temperature Control.............143
See: Climate Control - Vehicles With: Manual Temperature Control.................................... 147
Voice Control
...................................................82
W
Warning Lamps and Indicators...............105 Adaptive Cruise Control................................... 105
Adaptive Steering............................................... 105
Anti-Lock Braking System.............................. 105
Automatic High Beam...................................... 105
Battery.................................................................... 106
Blind Spot Monitor............................................ 106
Brake System Warning Lamp........................ 106
Check 4X4............................................................ 106
Check Fuel Cap................................................... 106
Cruise Control...................................................... 106Diesel Engine Brake...........................................
106
Diesel Exhaust Fluid.......................................... 106
Direction Indicator.............................................. 107
Door Ajar................................................................ 107
Electronic Locking Differential....................... 107
Engine Coolant Temperature......................... 107
Engine Oil............................................................... 107
Fasten Seatbelt................................................... 107
Four-Wheel Drive Indicators.......................... 109
Front Airbag.......................................................... 107
Front Fog Lamps................................................. 107
High Beam............................................................. 107
Hill Descent........................................................... 107
Low Fuel Level..................................................... 107
Low Tire Pressure Warning.............................. 107
Powertrain Malfunction/Reduced Power/Electronic Throttle Control.........108
Service Engine Soon......................................... 108
Stability Control.................................................. 108
Stability Control Off.......................................... 108
Tailgate Ajar......................................................... 108
Transmission Tow/Haul................................... 108
Wait To Start........................................................ 108
Water In Fuel........................................................ 108
Washer Fluid Check....................................382
Washer Fluid Specification.......................461
Washers See: Cleaning the Exterior.............................. 392
See: Wipers and Washers................................. 85
Waxing.............................................................393
What Is Automatic High Beam Control............................................................93
What Is Cruise Control...............................242 Requirements...................................................... 242
What Is Remote Start.................................140
What Is the Cabin Air Filter.......................150
What Is the Gross Axle Weight Rating.............................................................272
GAWR (Gross Axle Weight Rating).............272
What Is the Gross Combined Weight Rating.............................................................273
What Is the Gross Vehicle Weight Rating.............................................................272
What Is the Maximum Loaded Trailer Weight...........................................................272
What is the Rear Occupant Alert System...........................................................162
What Is Trail Control....................................231
662
Super Duty (TFE) Canada/United States of America, enUSA, Edition date: 202008, Second-Printing Index