2023 LINCOLN NAUTILUS service

Brake System
It illuminates when you apply theparking brake and the ignition ison. If it illuminates when yourvehicle is moving, make sure theparking brake is released. If theparking brake is released, this indicates lowbrake fluid level or the brake system requiresservice. Have your vehicle checked as soonas possible.
Note:Indicators may vary depending onregion.
Door Ajar
It illuminates when you switch theignition on and remains on if anydoor is open.
Electric Parking Brake
It illuminates or flashes when theelectric parking brake requiresservice.
Engine Coolant Temperature
If it illuminates, safely stop yourvehicle and switch your vehicle off.
Fasten Seatbelt
It illuminates and a tone soundsuntil you fasten the seatbelts.
Hood Ajar
It illuminates when the ignition ison and the hood is not completelyclosed.
Liftgate Ajar
It illuminates when the ignition ison and the liftgate is notcompletely closed.
Low Beam Warning
It illuminates when the low beamheadlamp requires service. Havethe system checked as soon aspossible.
Low Fuel Level
It illuminates when the fuel level islow.
Low Tire Pressure
It illuminates when your tirepressure is low. If illuminated,check your tire pressure as soonas possible. If it begins to flash at anytime,have the system checked as soon aspossible.
Low Washer Fluid Level
It illuminates when the washer fluidis low.
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2023 Nautilus (CD9) Canada/United States of America, enUSA, Edition date: 202207, DOMInstrument ClusterE270480 E67024 E146190 E103308 E71880 E246598 E162453 E181350 E139232 E132353

Malfunction Indicator Lamp
It illuminates when the ignition ison and the engine is off, this isnormal operation. If it illuminateswhen the engine is on this indicates that theemission control system requires service. Ifit flashes, have your vehicle checkedimmediately. See Starting and Stopping theEngine – Warning Lamps (page 197). SeeEmission Law (page 572).
Oil Pressure
It illuminates when the engine oilpressure is low.
Powertrain Fault
It illuminates when the powertrainrequires service. Have yourvehicle checked as soon aspossible.
WHAT ARE THE INSTRUMENT
CLUSTER INDICATORS
Indicators notify you of various features thatare active on your vehicle.
INSTRUMENT CLUSTER
INDICATORS
Adaptive Cruise Control
See Adaptive Cruise Control(page 258).
Adaptive Steering
See Electric Power Steering (page236).
Airbag
See Airbags (page 64).
Auto Hold
See Auto Hold (page 230).
Automatic High Beam
See Automatic High BeamControl (page 124).
Auto Start-Stop
See Auto-Start-Stop (page 200).
Blind Spot Information System
See Blind Spot InformationSystem (page 279).
Cruise Control (If Equipped)
See Cruise Control (page 256).
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2023 Nautilus (CD9) Canada/United States of America, enUSA, Edition date: 202207, DOMInstrument ClusterE67028 E67022 E144524 E223375 E67017 E197933 E197934 E146105 E121377 E151262 E71340

STARTING AND STOPPING THE ENGINE – INFORMATION MESSAGES
ActionMessage
Displays if you exceed the starting time limit. You cannot attempt to start the engine for 15 minutes.If you cannot start the engine after 15 minutes passes, have your vehicle immediately checked.Cranking Time Exceeded
Displays if you are unable to start your vehicle with a correctly coded key. The system hasdetected a fault that requires service. Have your vehicle checked as soon as possible.Starting System Fault
Displays if the system does not detect a valid passive key.No Key Detected
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2023 Nautilus (CD9) Canada/United States of America, enUSA, Edition date: 202207, DOMStarting and Stopping the Engine

WHAT IS AUTO-START-STOP
The system is designed to help reduce fuelconsumption and CO2 emissions by stopping
the engine when it is idling, for example attraffic lights.
AUTO-START-STOP PRECAUTIONS
WARNING: Apply the parking brake,shift into park (P), switch the ignition offand remove the key before you leave yourvehicle. Failure to follow this instructioncould result in personal injury or death.
WARNING: Apply the parking brake,shift into park (P), switch the ignition offand remove the key before you open thehood or have any service or repair workcompleted. If you do not switch the ignitionoff, the engine could restart at any time.Failure to follow this instruction could resultin personal injury or death.
SWITCHING AUTO-START-STOP
ON AND OFF
Press the driver assistance button on theinstrument panel to access theAuto-Start-Stop feature on the touchscreen.Use the touchscreen to deactivate thefeature. Deactivating the feature lasts onlyone key cycle. Use the touchscreen torestore Auto-Start-Stop function.
STOPPING THE ENGINE
Stop your vehicle, keep your foot on thebrake pedal and the transmission in drive(D).
Note:Power assist steering turns off whenthe engine stops.
RESTARTING THE ENGINE
Release the brake pedal or press theaccelerator pedal.
A message appears in the instrument clusterdisplay if the system requires you to takeaction.
AUTO-START-STOP INDICATORS
WARNING: The system may requirethe engine to automatically restart whenthe auto-start-stop indicator illuminatesgreen or flashes amber. Failure to followthis instruction could result in personalinjury.
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2023 Nautilus (CD9) Canada/United States of America, enUSA, Edition date: 202207, DOMAuto-Start-StopE335855

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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2023 Nautilus (CD9) Canada/United States of America, enUSA, Edition date: 202207, DOMCatalytic Converter

Note:If the vehicle's battery has run out ofcharge, use an external power source toapply the parking brake.
3.Sit in the driver seat.
4.Press and hold the brake pedal. Do notstart your vehicle.
5.Pull the tether towards you to release thebead. Maintain tension. Center the tetherwithin the housing. Release tension andreturn tether to the stowed position.
6.Start your vehicle.
7.Confirm the instrument cluster displayspark (P).
Note:If the instrument cluster does notdisplay park (P) or if Park Not Available,Transmission Not In Park or Shift SystemFault message persists, contact anauthorized dealer for service.
8.Switch your vehicle off.
9.Release the brake pedal.
10.Install the access cover.
AUTOMATIC TRANSMISSION
AUDIBLE WARNINGS
Transmission Not In Park (P) AudibleWarning
Sounds if you open the driver door beforeshifting into park (P).
Park (P) Selection Audible Warning
Sounds when you shift into park (P).
AUTOMATIC TRANSMISSION –
TROUBLESHOOTING
AUTOMATIC TRANSMISSION –INFORMATION MESSAGES
You switched theengine off and shiftselect lever is in anyposition other thanpark (P).
Shift to Park
Transmission is toocold. Wait for it towarm up before youdrive.
TransmissionWarming Up PleaseWait
The transmission isoverheating andneeds to cool. Stopin a safe place assoon as it’s possible.
Transmission OverTemperature StopSafely
Have systemchecked as soon aspossible.
TransmissionService Required
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2023 Nautilus (CD9) Canada/United States of America, enUSA, Edition date: 202207, DOMAutomatic Transmission

The transmission isoverheating andneeds to cool. Stopin a safe place assoon as it’s possible.
Transmission TooHot Press Brake
The transmission haslimited functionality. Have systemchecked as soon aspossible.
Transmission LimitedFunction See Manual
A reminder to shiftinto park. In addition,this message istypical after recon-necting or rechar-ging the battery untilyou cycle the igni-tion to the on mode.See Changing the12V Battery (page355).
Transmission Not inPark
Displays when thesystem requiresservice. Have yourvehicle checked assoon as possible.
SHIFT SYS FAULTConfirm Park BrakeApply Before Exitingthe Vehicle
Have systemchecked as soon aspossible.
SHIFT SYS FAULTService Required
Displays when thesystem requiresservice. Have yourvehicle checked assoon as possible.
SHIFT SYS FAULTVehicle is Shifting toPark
Displays when thesystem requiresservice. Have yourvehicle checked assoon as possible.
SHIFT SYS FAULTReverse UnavailableService Required
Have systemchecked as soon aspossible.
SHIFT SYS FAULTDrive UnavailableSelect S for DriveService Required
Have systemchecked as soon aspossible.
SHIFT SYS FAULTNeutral UnavailableService Required
Have systemchecked as soon aspossible.
SHIFT SYS FAULTSport UnavailableService Required
Displays when aninvalid gear hasbeen selected.
Invalid Gear Selec-tion
Displays when thebrake pedal needsto be depressed toenable the transmis-sion to shift frompark.
Depress Brake toShift from Park
Displays whenneutral hold isactive.
Stay in Neutral ModeEngaged
Displays when theneutral button Nneeds to be pressedagain to enterneutral hold.
To Stay in NeutralWhen ExitingVehicle Select NAgain
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2023 Nautilus (CD9) Canada/United States of America, enUSA, Edition date: 202207, DOMAutomatic Transmission

ALL-WHEEL DRIVE – TROUBLESHOOTING
ALL-WHEEL DRIVE – INFORMATION MESSAGES
ActionMessage
The all-wheel drive system temporarily turns off to protect itself from overheating.AWD Temporarily Disabled
The all-wheel drive system will resume normal function and clear this message after driving ashort distance with the road tire re-installed or after the system cools.AWD Restored
The all-wheel drive system temporarily turns off to protect itself from overheating or if you areusing the temporary spare tire.AWD OFF
The all-wheel drive system is not operating properly. If the warning stays on or continues tocome on, contact an authorized dealer.AWD Malfunction Service Required
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2023 Nautilus (CD9) Canada/United States of America, enUSA, Edition date: 202207, DOMAll-Wheel Drive (If Equipped)