FORD SUPER DUTY 2023 Owners Manual

The interior set is taped on a wire harnessby the passenger side footwell. This set isthe other end of the circuits taped behindthe battery tray, with a white spot tapemark.
Remove the fuse panel access door in thekick panel to access the wires. If you do notsee them, you may need to pull themdown.
See Fuses (page 430). See your authorizeddealer for service.
Circuits from the under hood fuse box (A)are powered. All other circuits (B-E) arenot connected at either end.
Additional information on fuse and relaylocations is available. See Fuses (page430). See your authorized dealer for service.
IDENTIFYING THE AUXILIARY SWITCH WIRING
The switches are coded as follows:
FuseWire SizePassengerFootwellWire ColorUnder-hoodPassThrough
Wire ColorPowerDistribu-tion Box
10A1.0 mm²AUX 1Violet/GreenAUX 1Violet/GreenAUX 1
15A1.0 mm²AUX 2Green/BrownAUX 2Green/BrownAUX 2
15A1.0 mm²AUX 3Green/BlueAUX 3Green/BlueAUX 3
10A1.0 mm²AUX 4BrownAUX 4BrownAUX 4
5A1.0 mm²AUX 5Blue/OrangeAUX 5Blue/OrangeAUX 5
5A1.0 mm²AUX 6Yellow/OrangeAUX 6Yellow/OrangeAUX 6
587
2023 Super Duty (TFH) Canada/United States of America, enUSA, Edition date: 202211, DOMAuxiliary Switches (If Equipped)

AUXILIARY SWITCHES
VIDEOS
Enhanced upfitter switches
588
2023 Super Duty (TFH) Canada/United States of America, enUSA, Edition date: 202211, DOMAuxiliary Switches (If Equipped)

WHAT IS FORD PROTECT
Protect yourself from the rising cost ofvehicle repairs with a Ford Protectextended service plan.
Ford Protect Extended ServicePlans - United States Only
Ford Protect extended service plans meanpeace of mind. Extended service plans arebacked by Ford Motor Company, andprovide more protection beyond the NewVehicle Limited Warranty coverage. Whenyou visit your Ford Dealer, insist on the FordProtect extended service plan.
Ford Protect Can Quickly Pay for Itself
One trip to the service center could easilyexceed the price of your Ford Protectextended service plan. With the FordProtect extended service plan, youminimize your risk for unexpected repairbills and rising repair costs.
Up to 1,000+ Covered VehicleComponents
There are four mechanical Ford Protectextended service plans with different levelsof coverage. Ask your authorized dealer fordetails.
1.PremiumCARE - Our mostcomprehensive coverage. With over1,000 covered components, this planis so complete it is probably easier tolist what is not covered.
2.ExtraCARE - Covers 113 components,and includes many high-tech items.
3.BaseCARE - Covers 84 components.
4.PowertrainCARE - Covers 29 criticalcomponents.
Ford Protect extended service plans arehonored by all authorized Ford dealers inthe United States, Canada and Mexico.
That means you get:
•Reliable, quality service at any Ford orLincoln dealership.
•Repairs performed by factory trainedtechnicians, using genuine parts.
Rental Car Reimbursement
First Day Rental Benefit
If you bring your car into your dealer forservice, we will give you a rental vehicle touse for the day.
Extended Rental Benefits
If your vehicle is kept overnight for coveredrepairs, you are eligible for rental carcoverage, warranty repairs, and fieldservice actions.
Roadside Assistance
Exclusive 24/7 roadside assistance,including:
•Towing, flat-tire change and batteryjump starts.
•Out of fuel and lock-out assistance.
•Travel expense reimbursement forlodging, meals and rental car.
•Assistance for taxi, shuttle, rental carcoverage or other transportation.
Transferable Coverage
If you sell your vehicle before your FordProtect extended service plan coverageexpires, you can transfer any remainingcoverage to the new owner. This shouldgive you and your potential buyer peace ofmind.
589
2023 Super Duty (TFH) Canada/United States of America, enUSA, Edition date: 202211, DOMFord Protect

Less Cost to Properly Maintain YourVehicle
The Ford Protect extended service planalso offers a Premium Maintenance Planthat covers all scheduled maintenance,and selected wear items. The coverage isprepaid, so you never have to worry aboutthe cost of your vehicle’s maintenance.
Covered maintenance includes:
•Windshield wiper blades.
•Spark plugs.
•The clutch disc (if equipped).
•Brake pads and linings.
•Shock absorbers.
•Struts.
•Engine belts.
•Engine coolant hoses, clamps ando-rings.
•Diesel exhaust fluid replenishment (ifequipped).
•Cabin air filter replacement every20,000 mi (32,000 km) for electricvehicles only.
Interest Free Finance Options
Just a 5% down payment provides youwith an affordable, no interest, no feepayment program allowing you all thesecurity and benefits Ford Protectextended service plan has to offer whilepaying over time. You are pre-approvedwith no credit check or hassles. To learnmore, call our Ford Protect extendedservice plan specialists at 800-367-3377.
Ford Protect Extended Service PlanP.O. Box 321067Detroit, MI 48232
Ford Protect Extended ServicePlan (Canada Only)
You can get more protection for yourvehicle by purchasing a Ford Protectextended service plan. Ford Protectextended service plan is the only servicecontract backed by Ford Motor Companyof Canada, Limited. Depending on the planyou purchase, Ford Protect extendedservice plan provides benefits such as:
•Rental reimbursement.
•Coverage for certain maintenance andwear items.
•Protection against repair costs afteryour New Vehicle Limited WarrantyCoverage expires.
•Roadside Assistance benefits.
There are several Ford Protect extendedservice plans available in various time,distance and deductible combinations.Each plan is tailored to fit your own drivingneeds, including reimbursement for towingand rental. When you purchase FordProtect extended service plan, you receiveadded peace-of-mind protectionthroughout Canada, the United States andMexico, provided by a network ofparticipating authorized Ford MotorCompany dealers.
Note:Repairs performed outside of Canadaand the United States are not eligible forFord Protect extended service plancoverage.
This information is subject to change. Visityour local Ford of Canada dealer orwww.ford.ca to find the Ford Protectextended service plan that is right for you.
590
2023 Super Duty (TFH) Canada/United States of America, enUSA, Edition date: 202211, DOMFord Protect

GENERAL MAINTENANCE
INFORMATION - DIESEL
Why Maintain Your Vehicle?
Carefully following the maintenanceschedule helps protect against major repairexpenses resulting from neglect orinadequate maintenance and may help toincrease the value of your vehicle whenyou sell or trade it. Keep all receipts forcompleted maintenance with your vehicle.
It is important that you have your vehicleserviced at the proper times. Theseintervals serve two purposes: first is tomaintain the reliability of your vehicle andthe second is to keep the cost of owningyour vehicle down.
It is your responsibility to have allscheduled maintenance performed and tomake sure that the materials used meetthe specifications identified in this owner'smanual. See Capacities andSpecifications (page 520).
Failure to perform scheduled maintenanceand regularly inspect your vehicle mayresult in vehicle damage not covered bythe vehicle Warranty.
Why Maintain Your Vehicle at YourDealership?
Our Genuine Replacement Parts
Dealerships stock our parts and ourauthorized branded remanufacturedreplacement parts. These parts meet orexceed our specifications. Parts installedat your dealership carry a nationwide24-month or unlimited mile (kilometer)parts and labor limited warranty.
If you do not use our authorized parts, theymay not meet our specifications and couldaffect emissions compliance.
Protecting Your Investment
Maintenance is an investment that paysdividends in the form of improvedreliability, durability and resale value. Tomaintain the proper performance of yourvehicle and its emission control systems,make sure you have scheduledmaintenance performed at the designatedintervals.
Your vehicle comes with the IntelligentOil-Life Monitor system, a messageappears in the information display at theproper oil change interval. This intervalmay be up to one year or 15,000 mi(24,000 km) for the 6.7L Diesel.
When the oil change message appears inthe information display, it is time for an oilchange. Make sure you perform the oilchange within two weeks or 500 mi(800 km) of the message appearing. Makesure to reset the Intelligent Oil-Life Monitorafter each oil change. See NormalScheduled Maintenance (page 597).
If your information display resetsprematurely or becomes inoperative, youshould perform the oil change interval atsix months or 5,000 mi (8,000 km) fromyour last oil change. Never exceed one yearor 15,000 mi (24,000 km) between oilchange intervals.
You can drive high performance vehiclesin such a way that may lead to higher oilconsumption including extended time athigh engine speeds, high loads, enginebraking, hard cornering maneuvers, trackand off-road usage. Under theseconditions, oil consumption ofapproximately 1 quart per 500 miles (1 literper 800 km) is possible. Check the engineoil level at every refueling and adjust tomaintain proper levels to avoid enginedamage.
It is important to rely upon your dealershipto properly diagnose and repair yourvehicle.
591
2023 Super Duty (TFH) Canada/United States of America, enUSA, Edition date: 202211, DOMScheduled Maintenance

We strongly recommend only using ourgenuine or our authorized re-manufacturedreplacement parts engineered for yourvehicle.
Additives and Chemicals
We do not recommend using chemicals oradditives not approved by us as part ofyour vehicle’s normal maintenance. Pleaseconsult your warranty information.
Oils, Fluids and Flushing
In many cases, fluid discoloration is anormal operating characteristic and, byitself, does not necessarily indicate aconcern or that the fluid needs to bechanged. Have discolored fluids that alsoshow signs of overheating or foreignmaterial contamination checkedimmediately.
Make sure to change the vehicle’s oils andfluids at the specified intervals or inconjunction with a repair. Flushing is aviable way to change fluid for many vehiclesub-systems during scheduledmaintenance. It is critical that systems areflushed only with new fluid that is the sameas that required to fill and operate thesystem or using our approved flushingchemical.
Owner Checks and Services
Make sure you perform the following basicmaintenance checks and inspections.
Check Every Month
The air filter restriction gauge.1
The engine oil level.
Function of all interior and the exterior lights.
The tires including the spare for wear and proper pressure.
The windshield washer fluid level.
The fuel and water separator. Drain if necessary or if indicated by the information display.1
The holes and slots in the tail pipe to make sure they are functional and clear of debris.1
1 Diesel vehicles only.
Check Every Six Months
The battery connections. Clean if necessary.
The body and door drain holes for obstructions. Clean if necessary.
The cooling system fluid level and the coolant system strength.
592
2023 Super Duty (TFH) Canada/United States of America, enUSA, Edition date: 202211, DOMScheduled Maintenance

Check Every Six Months
The door weatherstrips for wear. Lubricate if necessary.
The hinges, latches and outside locks for proper operation. Lubricate if necessary.
The parking brake for proper operation.
The seatbelts and seat latches for wear and function.
Safety warning lamps, brake, ABS, airbag and seatbelt for operation.
The washer spray and wiper operation. Clean or replace blades as necessary.
Multi-Point Inspection
It is important to have the systems on yourvehicle regularly checked. This can helpidentify potential issues and prevent majorproblems. We recommend having thefollowing multi-point inspection performedat every scheduled maintenance intervalto help make sure your vehicle keepsrunning great.
Multi-Point Inspection
Hazard warning system operationAccessory drive belt or belts
Horn operationBattery performance
Radiator, cooler, heater and air conditioninghosesEngine air filter
Suspension components for leaks ordamageExhaust system
Steering and linkageExterior lamps operation
Tires including the spare for wear and
proper pressure2Fluid levels1; fill if necessary
Windshield for cracks, chips or pitsFor oil and fluid leaks
Washer spray and wiper operationHalfshaft dust boots
1 Brake, coolant recovery reservoir, automatic transmission and window washer.2If your vehicle has a temporary mobility kit, check the tire sealant expiration Use By dateon the canister. Replace as needed.
593
2023 Super Duty (TFH) Canada/United States of America, enUSA, Edition date: 202211, DOMScheduled Maintenance

Be sure to ask your dealership serviceadvisor or technician about the multi-pointvehicle inspection. It is a comprehensiveway to perform a thorough inspection ofyour vehicle. Your checklist gives youimmediate feedback on the overallcondition of your vehicle.
GENERAL MAINTENANCE
INFORMATION - GASOLINE
Why Maintain Your Vehicle?
Carefully following the maintenanceschedule helps protect against major repairexpenses resulting from neglect orinadequate maintenance and may help toincrease the value of your vehicle whenyou sell or trade it. Keep all receipts forcompleted maintenance with your vehicle.
It is important that you have your vehicleserviced at the proper times. Theseintervals serve two purposes: first is tomaintain the reliability of your vehicle andthe second is to keep the cost of owningyour vehicle down.
It is your responsibility to have allscheduled maintenance performed and tomake sure that the materials used meetthe specifications identified in this owner'smanual. See Capacities andSpecifications (page 520).
Failure to perform scheduled maintenanceand regularly inspect your vehicle mayresult in vehicle damage not covered bythe vehicle Warranty.
Why Maintain Your Vehicle at YourDealership?
Our Genuine Replacement Parts
Dealerships stock our parts and ourauthorized branded remanufacturedreplacement parts. These parts meet orexceed our specifications. Parts installedat your dealership carry a nationwide24-month or unlimited mile (kilometer)parts and labor limited warranty.
If you do not use our authorized parts, theymay not meet our specifications and couldaffect emissions compliance.
Protecting Your Investment
Maintenance is an investment that paysdividends in the form of improvedreliability, durability and resale value. Tomaintain the proper performance of yourvehicle and its emission control systems,make sure you have scheduledmaintenance performed at the designatedintervals.
Your vehicle comes with the IntelligentOil-Life Monitor system, a messageappears in the instrument cluster displayat the proper oil change interval. Thisinterval may be up to one year or 10,000 mi(16,000 km), hybrid vehicles could exceed10,000 mi (16,000 km).
When the oil change message appears inthe instrument cluster display, it is time foran oil change. Make sure you perform theoil change within two weeks or 500 mi(800 km) of the message appearing. Makesure to reset the Intelligent Oil-Life Monitorafter each oil change. See NormalScheduled Maintenance (page 600).
594
2023 Super Duty (TFH) Canada/United States of America, enUSA, Edition date: 202211, DOMScheduled Maintenance

If your instrument cluster display resetsprematurely or becomes inoperative, youshould perform the oil change interval atsix months or 5,000 mi (8,000 km) fromyour last oil change. Never exceed one yearor 10,000 mi (16,000 km) between oilchange intervals.
You can drive your vehicle in such a waythat may lead to higher oil consumptionincluding extended time at high enginespeeds, high loads, engine braking, hardcornering maneuvers, track and off-roadusage. Under these conditions, oilconsumption of approximately 1 quart per500 miles (1 liter per 800 km) is possible.Check the engine oil level at every refuelingand adjust to maintain proper levels toavoid engine damage.
You can also drive your vehicle in such away that dilutes and increases the level ofoil by frequent short trips that do not allowthe engine to get to operating temperature,extended idling and low speed driving forlong periods of time.
It is important to rely upon your dealershipto properly diagnose and repair yourvehicle.
We strongly recommend only using ourgenuine or our authorized re-manufacturedreplacement parts engineered for yourvehicle.
Additives and Chemicals
We do not recommend using chemicals oradditives not approved by us as part ofyour vehicle’s normal maintenance. Pleaseconsult your warranty information.
Oils, Fluids and Flushing
In many cases, fluid discoloration is anormal operating characteristic and, byitself, does not necessarily indicate aconcern or that the fluid needs to bechanged. Have discolored fluids that alsoshow signs of overheating or foreignmaterial contamination checkedimmediately.
Make sure to change the vehicle’s oils andfluids at the specified intervals or inconjunction with a repair. Flushing is aviable way to change fluid for many vehiclesub-systems during scheduledmaintenance. It is critical that systems areflushed only with new fluid that is the sameas that required to fill and operate thesystem or using our approved flushingchemical.
Owner Checks and Services
Make sure you perform the following basicmaintenance checks and inspections.
Check Every Month
The air filter restriction gauge.1
The engine oil level.
Function of all interior and the exterior lights.
The tires including the spare for wear and proper pressure.
The windshield washer fluid level.
595
2023 Super Duty (TFH) Canada/United States of America, enUSA, Edition date: 202211, DOMScheduled Maintenance

Check Every Month
The fuel and water separator. Drain if necessary or if indicated by the instrument cluster
display.1
The holes and slots in the tail pipe to make sure they are functional and clear of debris.1
1 Diesel vehicles only.
Check Every Six Months
The battery connections. Clean if necessary.
The body and door drain holes for obstructions. Clean if necessary.
The cooling system fluid level and the coolant system strength.
The door weatherstrips for wear. Lubricate if necessary.
The hinges, latches and outside locks for proper operation. Lubricate if necessary.
The parking brake for proper operation.
The seatbelts and seat latches for wear and function.
Safety warning lamps, brake, ABS, airbag and seatbelt for operation.
The washer spray and wiper operation. Clean or replace blades as necessary.
Multi-Point Inspection
It is important to have the systems on yourvehicle regularly checked. This can helpidentify potential issues and prevent majorproblems. We recommend having thefollowing multi-point inspection performedat every scheduled maintenance intervalto help make sure your vehicle keepsrunning great.
Multi-Point Inspection
Hazard warning system operationAccessory drive belt or belts
Horn operationBattery performance
Radiator, cooler, heater and air conditioninghosesEngine air filter
596
2023 Super Duty (TFH) Canada/United States of America, enUSA, Edition date: 202211, DOMScheduled Maintenance