2023 LINCOLN NAUTILUS maintenance

WHAT IS THE CATALYTIC
CONVERTER
The catalytic converter is part of yourvehicle's emissions system and filters harmfulpollutants from the exhaust gas.
CATALYTIC CONVERTER
PRECAUTIONS
WARNING: Do not park, idle or driveyour vehicle on dry grass or other dryground cover. The emission system heatsup the engine compartment and exhaustsystem, creating the risk of fire.
WARNING: The normal operatingtemperature of the exhaust system is veryhigh. Never work around or attempt torepair any part of the exhaust system untilit has cooled. Use special care whenworking around the catalytic converter.The catalytic converter heats up to a veryhigh temperature after only a short periodof engine operation and stays hot after theengine is switched off.
WARNING: Exhaust leaks may resultin entry of harmful and potentially lethalfumes into the passenger compartment. Ifyou smell exhaust fumes inside yourvehicle, have your vehicle inspectedimmediately. Do not drive if you smellexhaust fumes.
To avoid damaging the catalytic converter:
•Do not crank the engine for more than10 seconds at a time.
•Do not run the engine with a spark pluglead disconnected.
•Do not push-start or tow-start yourvehicle. Use booster cables. See JumpStarting Precautions (page 318).
•Use the correct fuel. See Fuel andRefueling (page 203).
•Do not switch the ignition off when yourvehicle is moving.
•Avoid running out of fuel.
•Have the items listed in scheduledmaintenance information performedaccording to the specified schedule.
Note:Do not make any unauthorizedchanges to your vehicle or engine. By law,vehicle owners and anyone whomanufactures, repairs, or services a fleet ofvehicles are not permitted to intentionallyremove an emission control device orprevent it from working.
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BRAKES – INFORMATION MESSAGES
The brake fluid levelis low and the brakesystem should beinspected immedi-ately. See Checkingthe Brake Fluid(page 222).
Brake Fluid LevelLow
The brake systemneeds servicing.Stop the vehicle in asafe place. Contactan authorizeddealer.
Check Brake System
BRAKES – FREQUENTLY ASKEDQUESTIONS
Is brake dust on the wheels normal?
Brake dust could accumulate on thewheels, even under normal drivingconditions. Some dust is inevitable asthe brakes wear and does not contributeto brake noise. See Cleaning Wheels(page 367).
Will wet driving conditions effect mybraking abilities?
Wet brakes result in reduced brakingefficiency. Gently press the brake pedala few times when driving from a carwash or standing water to dry thebrakes.
Is brake noise considered normal?
Occasional brake noise is normal. If ametal-to-metal, continuous grinding orcontinuous squeal sound is present, thebrake linings may be worn-out and anauthorized dealer should check them.If the vehicle has continuous vibrationor shudder in the steering wheel whilebraking, an authorized dealer shouldcheck your vehicle.
When should you replace the brake fluid?
Brake fluid absorbs water over timewhich degrades the effectiveness of thebrake fluid. Change the brake fluid atthe specified intervals to preventdegraded braking performance. SeeNormal Scheduled Maintenance (page474).
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ELECTRIC PARKING BRAKE – INFORMATION MESSAGES
Park Brake
ActionMessage
The electric parking brake is set, the engine is running and you drive your vehicle more than3 mph (5 km/h). If the warning stays on after the electric parking brake is released, have thesystem checked as soon as possible.
Park Brake Engaged
The electric parking brake is set and a manual release is attempted without the brake pedalbeing pressed.To Release: Press Brake and Switch
The electric parking brake is set and an automatic release is attempted but cannot be performed.Perform a manual release.Park Brake Use Switch to Release
The electric parking brake is set and your vehicle speed exceeds 3 mph (5 km/h). Release theelectric parking brake before continuing to drive.Release Park Brake
The electric parking brake is not fully applied.Park Brake Not Applied
The electric parking brake is not fully released.Park Brake Not Released
The electric parking brake system has been put into a special mode to allow brake service. Havethe system checked as soon as possible.Brake maintenance mode
The electric parking brake system has detected a condition that requires service. Some function-ality may still be available. Have the system checked as soon as possible.Park Brake Limited Function ServiceRequired
The electric parking brake system has detected a condition that requires service. Have thesystem checked as soon as possible.Park Brake Malfunction Service Now
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CONNECTING A TRAILER
PRECAUTIONS
Do not tow a trailer until you drive yourvehicle at least 1,000 mi (1,600 km).
Consult your local motor vehicle laws fortowing a trailer.
See the instructions included with towingaccessories for the proper installation andadjustment specifications.
Service your vehicle more frequently if youtow a trailer. See Normal ScheduledMaintenance (page 474).
If you use a rental trailer, follow theinstructions the rental agency gives you.
When attaching the trailer wiring connectorto your vehicle, only use a proper fittingconnector that works with the vehicle andtrailer functions.
Account for the trailer coupler weight as partof your vehicle load when calculating thetotal vehicle weight.
Do not exceed the load limits. SeeCalculating the Load Limit (page 298).
CONNECTING A TRAILER
Trailer Towing Connector (If Equipped)
When attaching the trailer wiring connectorto your vehicle, only use a proper fittingconnector that works with the vehicle andtrailer functions.
Note:Install the waterproof protection capback onto the trailer towing connectorwhenever it is not in use. This helps toprevent water damage and trailer towingconnector malfunction.
Note:You cannot use a seven-pin trailerwiring connector for your vehicle and thetrailer lighting equipment.
Trailer Lamps
WARNING: Never connect any trailerlamp wiring to the vehicle's tail lamp wiring;this may damage the electrical systemresulting in fire. Contact your authorizeddealer as soon as possible for assistancein proper trailer tow wiring installation.Additional electrical equipment may berequired.
Trailer lamps are required on most towedvehicles. Make sure all running lights, brakelights, turn signals and hazard lights areworking.
Safety Chains
Note:Do not attach safety chains to thebumper. Always connect the safety chainsto the frame or hook retainers of your trailerhitch.
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COLD WEATHER PRECAUTIONS
The functional operation of somecomponents and systems can be affected attemperatures below approximately -13°F(-25°C).
BREAKING-IN
You need to break in new tires forapproximately 300 mi (480 km). During thistime, your vehicle may exhibit some unusualdriving characteristics.
DRIVING ECONOMICALLY
The following helps to improve fuelconsumption:
•Drive smoothly, accelerate gently andanticipate the road ahead to avoid heavybraking.
•Regularly check your tire pressures andmake sure that they are inflated to thecorrect pressure.
•Follow the recommended maintenanceschedule and carry out therecommended checks.
•Plan your journey and check the trafficbefore you set off. It is more efficient tocombine errands into a single tripwhenever possible.
•Avoid idling the engine in cold weatheror for extended periods. Start the engineonly when you are ready to set off.
•Do not carry unnecessary weight in yourvehicle as extra weight wastes fuel.
•Do not add unnecessary accessories tothe exterior of your vehicle, for examplerunning boards. If you use a roof rack,remember to fold it down or remove itwhen not in use.
•Do not shift into neutral when you arebraking or when your vehicle is slowingdown.
•Shut all windows when driving at highspeeds.
•Switch off all electric systems when notin use, for example air conditioning. Makesure that you unplug any accessoriesfrom the auxiliary power points when notin use.
DRIVING IN SPECIAL CONDITIONS
DRIVING THROUGH MUD AND WATER
Mud
Be cautious of sudden changes in vehiclespeed or direction when you are driving inmud. Even all-wheel drive and four-wheeldrive vehicles can lose traction in mud. Ifyour vehicle slides, steer in the direction ofthe slide until you regain control of yourvehicle. After driving through mud, clean offresidue stuck to rotating driveshafts and tires.Excess residue can cause an imbalance thatcould damage drive components.
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MAINTENANCE PRECAUTIONS
Service your vehicle regularly to helpmaintain its roadworthiness and resale value.There is a large network of authorizeddealers that are there to help you with theirprofessional servicing expertise. We believethat their specially trained technicians arebest qualified to service your vehicle properlyand expertly. They are supported by a widerange of highly specialized tools developedspecifically for servicing your vehicle.
If your vehicle requires professional service,an authorized dealer can provide thenecessary parts and service. Check yourwarranty information to find out which partsand services are covered.
Use only recommended fuels, lubricants,fluids and service parts conforming tospecifications. See Capacities andSpecifications (page 408).
•Do not work on a hot engine.
•Make sure that nothing gets caught inmoving parts.
•Do not work on a vehicle with the enginerunning in an enclosed space, unless youare sure you have enough ventilation.
•Keep all open flames and other burningmaterial, such as cigarettes, away fromthe battery and all fuel related parts.
•Set the parking brake, shift thetransmission to park (P) and block thewheels.
OPENING AND CLOSING THE
HOOD
Opening the Hood
1.Inside the vehicle, pull the hood releasehandle located under the left-hand sideof the instrument panel.
2.Slightly lift the hood.
3.Release the hood latch by pushing thesecondary release lever to your left-handside.
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4.Open the hood. The hood strutsautomatically supports the hood.
Closing the Hood
1.Lower the hood until it engages on to thesecondary latch.
2.Firmly push down on the front of thehood to close it fully.
Note:Make sure that the hood is correctlyclosed.
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UNDER HOOD OVERVIEW - 2.0L
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