diesel FORD SUPER DUTY 2023 Service Manual

You should drain water from themodule assembly whenever thewarning light illuminates or amessage appears in the informationdisplay advising you to drain the waterseparator. This occurs when approximately6.76 fl oz (200 ml) of water accumulatesin the module. If you allow the water level
to exceed this level, the water may passthrough to the engine and may cause fuelinjection equipment damage.
Filter Location
Use the tables below to find the locationof your filter.
Pick-up Truck
Filter LocationBox LengthCab Type
Left side of fuel tank.8 ft (2.4 m)Regular.
6.75 ft (2.057 m)SuperCab.
In front of fuel tank.8 ft (2.4 m)
6.75 ft (2.057 m)Super Crew Cab.Left side of fuel tank.8 ft (2.4 m)
Chassis Cab
Filter LocationFuel Tank TypeCab Type
Right side of fuel tank.Single midship fuel tankChassis Cab.
Right side of midship fueltank.Aft axle/midship fuel tanksChassis Cab.
Front of fuel tank.Single aft axle fuel tankChassis Cab.
Draining the Diesel FuelConditioner Module
1.Switch the engine off.
2.Access the underside of your vehicle.
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3.Use the table to find the location ofyour fuel filter.
4.Drain the diesel fuel conditionermodule. Turn the drain plugcounterclockwise until it stops. Do notuse any tools to loosen the drain plug.Drain the filter, approximately 0.5 gal(2 L), into an appropriate container.Do not re-use the fuel drained from themodule.
5.Tighten the drain plug, turn it clockwiseuntil it stops and you feel a strongresistance. Do not use any tools totighten the drain plug.
6.Prime the system by turning the key tothe on position for 30 seconds. Turnthe key to the off position, then the onposition again for another 30 seconds.Repeat this twice.
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COOLANT – INFORMATION MESSAGES
Description and ActionMessage
Displays when the engine temperature istoo high. Stop your vehicle as soon as it issafe to do so, switch the engine off andallow it to cool. If the problem persists, haveyour vehicle checked as soon as possible.See Checking the Coolant Level (page450).
High engine temperature Stop safely
CHANGING THE FUEL FILTER
- DIESEL
Your fuel filters must be changed at thecorrect service interval or when you see thelow fuel pressure message appear. Referto scheduled maintenance for the correctservice interval.
CHANGING THE FUEL FILTER
- GASOLINE
Your vehicle has a lifetime fuel filter thatintegrates with the fuel tank. It does notneed regular maintenance or replacement.
DRIVE BELT ROUTING
OVERVIEW - 6.7L DIESEL,
VEHICLES WITH: 110-120V 2KW
PICKUP BED POWER OUTLET/
DUAL GENERATORS
Drivebelt furthest from theengine.A.
Drivebelt closest to the engine.B.
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DRIVE BELT ROUTING
OVERVIEW - 6.7L DIESEL,
VEHICLES WITH: DUAL
GENERATORS
DRIVE BELT ROUTING
OVERVIEW - 6.7L DIESEL,
VEHICLES WITH: SINGLE
GENERATOR
DRIVE BELT ROUTING
OVERVIEW - 6.8L, GASOLINE,
VEHICLES WITH: DUAL
GENERATORS
Drivebelt furthest from theengine.A.
Drivebelt closest to the engine.B.
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REMOVING A REAR LAMPASSEMBLY - CHASSIS CAB
1.Switch all of the lamps and the ignitionoff.
2.Remove the screws and the lamp lensfrom lamp assembly.
3.To install, reverse the removalprocedure.
REMOVING A REAR LAMPASSEMBLY - PICKUP
1.Make sure the headlamps are off.
2.Open the tailgate to access the rearlamp assemblies.
3.Remove the bolts from the tail lampassembly.
4.Carefully pull the lamp assembly fromthe tailgate pillar by releasing the tworetaining tabs.
5.To install, reverse the removalprocedure.
CHANGING A HEADLAMP BULB
WARNING: Make sure the bulbshave cooled down before removingthem. Failure to follow this warning couldresult in serious personal injury.
Note:To access the right-hand side bulbs,remove the air intake pipe. See Changingthe Engine Air Filter (page 445).
For vehicles with diesel engines, to accessthe left-hand side bulbs, remove the washerreservoir filler tube.
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1.Switch all of the lamps and the ignitionoff.
2.Disconnect the electrical connector.
3.Turn the bulb holder counterclockwiseand remove it.
Note:You cannot separate the bulb fromthe bulb holder.
4.To install, reverse the removalprocedure.
Note:Handle a halogen headlamp bulbcarefully and keep out of children’s reach.Grasp the bulb only by its plastic base anddo not touch the glass. The oil from yourhand could cause the bulb to break the nexttime you operate the headlamps.
CHANGING A FRONT TURNSIGNAL LAMP BULB
WARNING: Make sure the bulbshave cooled down before removingthem. Failure to follow this warning couldresult in serious personal injury.
Note:To access the right-hand side bulbs,remove the air intake pipe. See Changingthe Engine Air Filter (page 445).
To access the left-hand side bulbs, removethe washer reservoir filler tube. Vehicles withdiesel engine only.
1.Switch all of the lamps and the ignitionoff.
2.Disconnect the electrical connector.
3.Turn the bulb holder counterclockwiseand remove it.
Note:You cannot separate the bulb fromthe bulb holder.
4.To install, reverse the removalprocedure.
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Rear suspension components may requireregular cleaning with a power washer or athorough rinse with a strong stream ofwater if the vehicle is operated in dusty ormuddy environments. Rear leaf springs orother suspension components may emitsqueaking or popping noises whileoperating the vehicle if particles, such asdirt, rocks, or other debris, are present inthe components.
CLEANING THE EXHAUST
WARNING: Do not modify orremove the exhaust tailpipe. Blockedholes may result in increased exhaustgas temperatures, vehicle damage,property damage or personal injury.
WARNING: Failure to keep theholes in the exhaust tailpipe clean andfree of debris or foreign material mayresult in blocked holes. Blocked holesmay result in increased exhaust gastemperatures, vehicle damage, propertydamage or personal injury.
WARNING: The normal operatingtemperature of the exhaust system isvery high. Never work around or attemptto repair any part of the exhaust systemuntil it has cooled. Use special care whenworking around the diesel oxidationcatalytic converter or the dieselparticulate filter. The diesel oxidationcatalytic converter and the dieselparticulate filter heat up to very hightemperatures after only a short periodof engine operation and remain hot afteryou switch the engine off.
The visible holes in the exhaust tip and theholes under the shield just inboard of theright rear tire(s) are functional. Keep theholes clear of mud, debris or foreignmaterial to maintain proper function of theexhaust system. Clean and remove debrisor foreign material if present as needed.Spraying with a hose during regularwashing of vehicle should help keep holesclean and clear of debris or foreignmaterial.
CLEANING THE INTERIOR
CLEANING THE INSTRUMENTPANEL
WARNING: Do not use chemicalsolvents or strong detergents whencleaning the steering wheel orinstrument panel to avoid contaminationof the airbag system.
We recommend that you only clean theinstrument panel and cluster lens with adamp soft cloth. Dry the area with a clean,soft cloth.
For additional information and assistance,we recommend that you contact anauthorized dealer.
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ENGINE SPECIFICATIONS - 6.7L DIESEL
6.7L V8 Diesel EngineEngine
406 in³ (6,651 cm³)Displacement.
Ultra Low Sulfur Diesel up to B20Required fuel.
1-3-7-2-6-5-4-8Firing order.
15.2:1Compression ratio.
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MOTORCRAFT PARTS - 6.7L DIESEL
Motorcraft Part NumberComponent
FA-2031Air filter.
FA-1952Foam pre-filter.
BAGM-65-ABattery (two required).
FP-92Cabin air filter.
FL-2124-SEngine oil filter.1
FD-4625AAFuel filter.
FT-221Ten-speed automatic transmission fluidfilter (10R140).
WW-2248-AWindshield wiper blades.
1 If a Motorcraft oil filter is not available, use an oil filter that meets WSS-M99P55-D1.
We recommend Motorcraft® parts that are available at your authorized dealer or atwww.fordparts.com. These parts are engineered for your vehicle, and meet or exceed ourspecifications. Use of other parts could impact vehicle performance, emissions anddurability. Your warranty could be void for any damage related to use of other parts.
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ENGINE OIL CAPACITY AND
SPECIFICATION - 6.7L DIESEL
Use oil that meets the definedspecification and viscosity grade.
If you do not use oil that meets the definedspecification and viscosity grade, it couldresult in:
•Component damage that your vehiclewarranty does not cover.
•Longer engine cranking periods.
•Increased emission levels.
•Reduced vehicle performance.
•Reduced fuel economy.
Engine Oil
We recommend Motorcraft motor oil foryour vehicle. If Motorcraft motor oil is notavailable, use motor oil of therecommended viscosity grade that meetsour specification WSS-M2C171-F1. You canfind the list of approved motor oils atwww.motorcraft.com.
Do not use supplemental engine oiladditives because they are unnecessaryand could lead to engine damage that yourvehicle warranty does not cover.
The use of correct oil viscosities for dieselengines is important for satisfactoryoperation. Determine which oil viscositybest suits the temperature range youexpect to encounter for the next serviceinterval from the SAE Viscosity Gradeschart.
Note:An engine block heater isrecommended at temperatures below -9°F(-23°C).
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