differential FORD SUPER DUTY 2023 User Guide

SLIPPERY - 4X4
For less than ideal roadconditions such as snow or icecovered roads. Use this mode forcrossing terrain where loose or slipperymaterials cover a firm surface. Slipperymode lowers throttle response andoptimizes shifting for slippery surfaces.
Four-wheel drive high is the defaultfour-wheel drive mode. All four-wheel drivemodes are selectable in slippery mode.
The electronic locking differential isavailable below 25 mph (40 km/h). SeeSwitching the Electronic LockingDifferential On and Off (page 245).
Note:Do not use this mode when drivingon dry pavement. This could cause drivelinebind up and damage the system dependingon the four-wheel drive mode selection.See Four-Wheel Drive (page 238).
Note:Depending on your vehicle options,some mode names can appear different ornot at all.
SLIPPERY - 4X2
For less than ideal roadconditions such as snow or icecovered roads. Use this mode forcrossing terrain where loose or slipperymaterials cover a firm surface. Slipperymode lowers throttle response andoptimizes shifting for slippery surfaces.
The electronic locking differential isavailable below 25 mph (40 km/h). SeeSwitching the Electronic LockingDifferential On and Off (page 247).
Note:Do not use this mode when drivingon dry pavement. This could cause drivelinebind up and damage the system dependingon the four-wheel drive mode selection.See Four-Wheel Drive (page 238).
Note:Depending on your vehicle options,some mode names can appear different ornot at all.
TOW/HAUL - 4X4
For improved vehicle operationwhen towing a trailer or haulinga heavy load. This mode movesupshifts to higher engine speeds to reducethe frequency of transmission shifting. Italso provides downshift engine braking toassist in maintaining vehicle speed whendescending a slope. Depending on yourvehicle's options, this mode enhancessteering response to assist in controllingyour vehicle when towing a trailer orhauling a heavy load.
Note:All four-wheel drive modes areselectable in tow/haul mode. This modedoes not default to a certain four-wheeldrive mode.
Note:The electronic locking differential isavailable in this mode. See Switching theElectronic Locking Differential On andOff (page 245).
TOW/HAUL - 4X2
For improved vehicle operationwhen towing a trailer or haulinga heavy load. This mode movesupshifts to higher engine speeds to reducethe frequency of transmission shifting. Italso provides downshift engine braking toassist in maintaining vehicle speed whendescending a slope. This mode enhancessteering response to assist in controllingyour vehicle when towing a trailer orhauling a heavy load.
Note:The electronic locking differential isavailable in this mode. See Switching theElectronic Locking Differential On andOff (page 247).
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2023 Super Duty (TFH) Canada/United States of America, enUSA, Edition date: 202211, DOMDrive Mode ControlE295414 E295414 E246592 E246592

TRAIL - 4X2
This mode is used for muddy,rutted, soft or uneven terrain.This mode lowers acceleratorpedal response to allow for better controlwhen in low speed off-road environments.The transmission shift points change tomaximize low end torque. Traction andstability controls are also optimized to helpyour vehicle maintain forward momentum.
The electronic locking differential isavailable. See Switching the ElectronicLocking Differential On and Off (page247).
DRIVE MODE CONTROL –
TROUBLESHOOTING
DRIVE MODE CONTROL –WARNING LAMPS
Some drive modes reducetraction and stability controlperformance and the indicatorilluminates in the instrument cluster.
DRIVE MODE CONTROL – INFORMATION MESSAGES
ActionMessage
You have selected a four-wheel drive modethat is not available in the current drivemode. Select an available four-wheel drivemode.
Selected 4x4 Mode Not Available in CurrentDrive Mode
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F-350 Dual Rear Wheel, F-450, F-550 andF-600 Vehicles
Front (4x2):F350 Dual rear wheel
Note:Place the jack directly under theI-beam.
Front passenger side (4x4): F-350 dualrear wheel
Front driver side (4x4): F-350 dual rearwheel
Note:Make sure the jack fits onto the flatarea on the outboard side of the differentialhousing.
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2023 Super Duty (TFH) Canada/United States of America, enUSA, Edition date: 202211, DOMChanging a Road Wheel (If Equipped)E162805 E162812 E162813 E162815 E162814 E162817

Materials
SpecificationName
WSP-M2C197-AMotorcraft® SAE 80W-90 Premium Rear AxleLubricant(U.S.)Motorcraft® SAE 80W-90 Premium Axle Lubricant/ Lubrifiant pour essieux de très haute qualité SAE80W-90 Motorcraft®(Canada)XY-80W90-QL(U.S.)CXY-80W90-1L(Canada)
REAR AXLE FLUID CAPACITY
AND SPECIFICATION
Use fluid that meets the definedspecification and viscosity grade.
If you do not use fluid that meets thedefined specification and viscosity grade,it could result in:
•Component damage that your vehiclewarranty does not cover.
•Reduced vehicle performance.
Rear Axle - 10.5
Capacities
QuantityVariant
3.3–3.5 qt (3.1–3.3 L)With electronic locking differential.
3.5–3.6 qt (3.3–3.4 L)Without electronic locking differential.
Materials
SpecificationName
WSS-M2C942-AMotorcraft® SAE 75W-85 Premium SyntheticHypoid Gear Lubricant(U.S.)Motorcraft® SAE 75W-85 Premium SyntheticHypoid Gear Lubricant / Huile synthétique de hautequalité pour engrenages hypoïdes SAE 75W-85Motorcraft®(Canada)XY-75W85-QL(U.S. & Canada)
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Rear Axle - 10.8
Capacities
QuantityVariant
3.68 qt (3.48 L)Open Differential Oil Only.
3.46 qt (3.271 L)1Limited Slip Differential Oil.
1 For complete refill of limited slip axles, add 7.06 fl oz. (208.8 ml) of Additive FrictionModifier XL-3 or equivalent, meeting Ford Specification EST-M2C118-A.
Materials
SpecificationName
EST-M2C118-AMotorcraft® Additive Friction Modifier(U.S.)Motorcraft® Additive Friction Modifier / Additifmodificateur de friction Motorcraft®(Canada)XL-3(U.S.)CXL-3(Canada)
WSL-M2C192-AMotorcraft® SAE 75W-140 Synthetic Rear AxleLubricant(U.S.)Motorcraft® SAE 75W-140 Synthetic Rear AxleLubricant / Lubrifiant synthétique pour pont arrièreSAE 75W-140 Motorcraft®(Canada)XY-75W140-QL(U.S.)CXY-75W140-1L(Canada)
Rear Axle - 11.6
Capacities
QuantityVariant
3.65–3.80 qt (3.45–3.6 L)All.
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Materials
SpecificationName
WSL-M2C192-AMotorcraft® SAE 75W-140 Synthetic Rear AxleLubricant(U.S.)Motorcraft® SAE 75W-140 Synthetic Rear AxleLubricant / Lubrifiant synthétique pour pont arrièreSAE 75W-140 Motorcraft®(Canada)XY-75W140-QL(U.S.)CXY-75W140-1L(Canada)
Rear Axle - 11.8 Light Duty and Heavy Duty
Capacities
QuantityVariant
4.21 qt (3.98 L)Open Differential Oil Only.
3.95 qt (3.741 L)1Limited Slip Differential Oil.
1 For complete refill of limited slip axles, add 8.07 fl oz. (238.8 ml) of Additive FrictionModifier XL-3 or equivalent, meeting Ford Specification EST-M2C118-A.
Materials
SpecificationName
EST-M2C118-AMotorcraft® Additive Friction Modifier(U.S.)Motorcraft® Additive Friction Modifier / Additifmodificateur de friction Motorcraft®(Canada)XL-3(U.S.)CXL-3(Canada)
WSL-M2C192-AMotorcraft® SAE 75W-140 Synthetic Rear AxleLubricant(U.S.)Motorcraft® SAE 75W-140 Synthetic Rear AxleLubricant / Lubrifiant synthétique pour pont arrièreSAE 75W-140 Motorcraft®(Canada)XY-75W140-QL(U.S.)CXY-75W140-1L(Canada)
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2023 Super Duty (TFH) Canada/United States of America, enUSA, Edition date: 202211, DOMCapacities and Specifications

Rear Axle - 11.8 Single Rear Wheel
Capacities
QuantityVariant
4.05 qt (3.83 L)Electric Locking Differential Oil Only.
Materials
SpecificationName
EST-M2C118-AMotorcraft® Additive Friction Modifier(U.S.)Motorcraft® Additive Friction Modifier / Additifmodificateur de friction Motorcraft®(Canada)XL-3(U.S.)CXL-3(Canada)
WSL-M2C192-AMotorcraft® SAE 75W-140 Synthetic Rear AxleLubricant(U.S.)Motorcraft® SAE 75W-140 Synthetic Rear AxleLubricant / Lubrifiant synthétique pour pont arrièreSAE 75W-140 Motorcraft®(Canada)XY-75W140-QL(U.S.)CXY-75W140-1L(Canada)
Rear Axle - 12.4
Capacities
QuantityVariant
4.65 qt (4.399 L)1Limited Slip Differential Oil.
1 For complete refill of limited slip axles, add 9.49 fl oz. (280.8 ml) of Additive FrictionModifier XL-3 or equivalent, meeting Ford Specification EST-M2C118-A.
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Driver Alert Precautions............................346Driver Alert – Troubleshooting................347Driver Alert – Information Messages..........347Driving Economically..................................416Driving Hints....................................................412Driving in Special Conditions.........................416Off-Road Driving.................................................412Driving in Special Conditions...................416Driving Through Mud and Water...................416Driving on Snow and Ice............................416
E
Easy Entry and Exit.......................................90Electric Parking Brake AudibleWarning........................................................254Electric Parking Brake................................253Electric Parking Brake –Troubleshooting............................................254Electric Parking Brake –Troubleshooting........................................254Electric Parking Brake – InformationMessages.........................................................255Electric Parking Brake – WarningLamps...............................................................254Electromagnetic Compatibility..............703Electronic Locking Differential................245Electronic Locking Differential –Troubleshooting............................................248Electronic Locking DifferentialIndicators......................................................247Electronic Locking DifferentialPrecautions.................................................245Electronic Locking Differential –Troubleshooting........................................248Electronic Locking Differential –Information Messages................................248Emergency Call Limitations.......................68Emergency Call Requirements..................67Emergency Call System Data....................29Emergency Towing......................................429Emission Law................................................700Enabling Apps on an AndroidDevice............................................................575Enabling Apps on an iOS Device............575Enabling or Disabling PersonalProfiles...........................................................577Enabling Remote Start...............................149
End User License Agreement..................675Engine Air Filter............................................445Changing the Engine Air Filter......................445Engine Air Filter - InformationMessages.........................................................447Resetting the Air Filter Reminder................446Engine Block Heater...................................205Engine Block Heater Precautions................205How Does the Engine Block HeaterWork..................................................................206Using the Engine Block Heater.....................206Engine Coolant TemperatureGauge.............................................................138Engine Oil Capacity and Specification -6.7L Diesel...................................................526Engine Oil Capacity and Specification -6.8L, Gasoline............................................528Engine Oil Capacity and Specification -7.3L, Gasoline.............................................530Engine Oil.......................................................444Adding Engine Oil..............................................444Checking the Engine Oil Level......................444Engine Oil Capacity andSpecification..................................................445Engine Oil Dipstick Overview........................444Intelligent Oil Life Monitor..............................445Resetting the Intelligent Oil LifeMonitor.............................................................445Engine Oil Pressure Gauge........................138Engine Oil Temperature Gauge...............138Engine Specifications - 6.7LDiesel............................................................520Engine Specifications - 6.8L,Gasoline.........................................................521Engine Specifications - 7.3L,Gasoline........................................................522Environment....................................................30Evasive Steering Assist..............................343Evasive Steering Assist Limitations............343Switching Evasive Steering Assist On andOff.......................................................................343What Is Evasive Steering Assist...................343Event Data.........................................................27Exit Warning...................................................332Exit Warning - Troubleshooting....................334Exit Warning Indicators..............................333Exit Warning Limitations...........................332Exit Warning Precautions..........................332
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H
Headlamp AdjustingSee: Adjusting the Headlamps....................460Headlamps.......................................................117Adjusting the Level of the Headlamps.........117Headlamp Indicators..........................................117Using the High Beam Headlamps.................117Headlamps – Troubleshooting.................117Headlamps – Frequently AskedQuestions...........................................................117Head Up Display............................................147Head Up Display – Troubleshooting...........148Head Up Display Settings..........................147Head Up Display –Troubleshooting.........................................148Head Up Display – InformationMessages..........................................................148Heated Seats.................................................168Heated Seat Precautions................................168Switching the Heated Seats On andOff.......................................................................168HeatingSee: Climate Control - Vehicles With:Automatic Temperature Control..............152See: Climate Control - Vehicles With: ManualTemperature Control....................................156Hill Descent Control....................................277Hill Descent Control –Troubleshooting............................................278Hill Descent Control Indicator..................277Hill Descent Control Precautions...........277Hill Descent Control –Troubleshooting........................................278Hill Descent Control – InformationMessages.........................................................278Hill Descent Control Videos.....................278Hill Start Assist.............................................265Hill Start Assist – Troubleshooting.............265Hill Start Assist Precautions....................265Hill Start Assist –Troubleshooting........................................265Hill Start Assist – InformationMessages.........................................................265Hill Start Assist Videos..............................265Hitches.............................................................359Fifth-Wheel Trailer Hitch.................................361
Hooking Up a Trailer Using aWeight-Distributing Hitch.........................360Installing a Hitch................................................359Hood LockSee: Opening and Closing the Hood.........440Horn....................................................................110How Does 911 Assist Work..........................67How Does Adaptive Cruise Control WithStop and Go Work....................................296How Does Auto Hold Work......................266How Does Blind Spot InformationSystem Work...............................................327How Does Cross Traffic AlertWork...............................................................335How Does Cross Traffic BrakingWork...............................................................262How Does Drive Mode ControlWork.................................................................311How Does Driver Alert Work....................346How Does Easy Entry and ExitWork................................................................90How Does Exit Warning Work.................332How Does Four-Wheel Drive Work.......238How Does Hill Descent ControlWork...............................................................277How Does Hill Start Assist Work...........265How Does Onboard Scales Work..........384How Does Pre-Collision AssistWork..............................................................338How Does Reverse Brake AssistWork..............................................................258How Does Smart Hitch Work..................382How Does Speed Sign RecognitionWork..............................................................348How Does Stability Control Work..........270How Does the 360 Degree CameraWork..............................................................290How Does the Diesel Particulate FilterWork................................................................221How Does the Electronic LockingDifferential Work.......................................245How Does the Lane Keeping SystemWork................................................................317How Does the Rear Occupant AlertSystem Work................................................174How Does the Safety Canopy™Work.................................................................58
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Switching From Adaptive Cruise Controlto Cruise Control.......................................303Switching Generator Mode On andOff...................................................................190Switching Hill Descent Control On andOff...................................................................277Switching Hill Start Assist On andOff..................................................................265Switching Maximum Cooling On andOff....................................................................153Switching Maximum Defrost On andOff....................................................................152Switching Parking Aid On and Off -Vehicles With: Front Parking Aid.........282Switching Parking Aid On and Off -Vehicles With: Rear Parking Aid..........283Switching Pre-Collision Assist On andOff..................................................................340Switching Recirculated Air On andOff....................................................................152Switching Repeat Mode On andOff..................................................................554Switching Reverse Brake Assist On andOff..................................................................259Switching Shuffle Mode On andOff..................................................................554Switching Stability Control On andOff....................................................................271Switching Text Message Notification Onand Off..........................................................573Switching the Audio Unit On andOff..................................................................553Switching the Display On and Off........556Switching the Electronic LockingDifferential On and Off - 4x2................247Switching the Electronic LockingDifferential On and Off - 4x4...............245Switching the Front Interior Lamps Onand Off...........................................................126Switching the Hazard Flashers On andOff....................................................................421Switching the Head Up Display On andOff....................................................................147Switching the Heated Mirrors On andOff....................................................................153Switching the Heated Rear Window Onand Off...........................................................153
Switching the Heated Steering WheelOn and Off......................................................111Switching the Lane Keeping SystemMode..............................................................318Switching the Lane Keeping System Onand Off..........................................................318Switching the Outlets On and Off.........189Switching the Passenger Airbag On andOff....................................................................60Switching the Rear Interior Lamps Onand Off...........................................................126Switching the Speed Limiter On andOff...................................................................316Switching Traction Control On andOff..................................................................268Switching Trail Control On and Off.......273Switching Trailer Backup Assistance Onand Off..........................................................392Switching Trailer Hitching Assistance Onand Off..........................................................379Switching Trailer Reverse Guidance Onand Off.........................................................404Switching Trailer Sway Control On andOff...................................................................377Switching Trail Turn Assist On andOff...................................................................275Switching Utility Idle Mode On andOff...................................................................190Symbols Glossary..........................................23Symbols Used on Your Vehicle.................23System UpdateSee: Software Update Settings...................582See: Vehicle Software Updates...................582
T
Tachometer.....................................................137Tailgate Anchor Points..............................358Locating the Tailgate Anchor Points..........358Tailgate Anchor Point LoadCapacities........................................................358Tailgate Precautions......................................91Tailgate Step....................................................92Accessing the Tailgate Step.............................92Stowing the Tailgate Step................................93Tailgate...............................................................91Closing the Tailgate.............................................94Opening the Tailgate...........................................91
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