check engine LINCOLN NAUTILUS 2023 Service Manual

Multi-Point Inspection
Suspension components for leaks or damageExhaust 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 date on the canister. Replace as needed.
Be sure to ask your dealership serviceadvisor or technician about the multi-pointvehicle inspection. It is a comprehensive wayto perform a thorough inspection of yourvehicle. Your checklist gives you immediatefeedback on the overall condition of yourvehicle.
NORMAL SCHEDULED
MAINTENANCE
Oil Change Reminder
Your vehicle comes with an oil changereminder that determines when you shouldchange the engine oil based on how you useyour vehicle.
Your vehicle lets you know when an oilchange is due by displaying a message inthe information display.
The following table provides examples ofvehicle use and its impact on oil changeintervals. It is a guideline only. Actual oilchange intervals depend on several factorsand generally decrease with severity of use.
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Axle and PTU maintenance: The PowerTransfer Unit (PTU) and rear axle (AWD only)in your vehicle does not require any normalscheduled maintenance. The PTU lubricantmay be more likely to require a fluid changeif the vehicle has extended periods ofextreme or severe duty cycle driving.Changing or checking the PTU lubricant isnot necessary unless the unit has beensubmerged in water, shows sign of leakage.Contact your authorized dealer for service.
California fuel filter replacement: If youregister your vehicle in California, theCalifornia Air Resources Board hasdetermined that the failure to perform thismaintenance item does not nullify theemission warranty or limit recall liabilitybefore the completion of your vehicle'suseful life. We however, urge you to have allrecommended maintenance servicesperformed at the specified intervals and torecord all vehicle service.
Engine air filter and cabin air filterreplacement: The life of the engine air filterand cabin air filter is dependent on exposureto dusty and dirty conditions. Vehiclesoperated in these conditions require frequentinspection and replacement of the engineair filter and cabin air filter.
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Tampering With a Noise ControlSystem
Federal laws prohibit the following acts:
•Removal or rendering inoperative by anyperson other than for purposes ofmaintenance.
•Repair or replacement of any device orelement of the design incorporated intoa new vehicle for the purpose of noisecontrol prior to its sale or delivery to theultimate purchaser or while it is in use.
•The use of the vehicle after any personremoves or renders inoperative anydevice or element of the design.
The U.S. Environmental Protection Agencymay presume to constitute tampering asfollows:
•Removal of hood blanket, fender apronabsorbers, fender apron barriers,underbody noise shields or acousticallyabsorptive material.
•Tampering or rendering inoperative theengine speed governor, to allow enginespeed to exceed manufacturerspecifications.
If the engine does not start, runs rough,experiences a decrease in engineperformance, experiences excess fuelconsumption or produces excessive exhaustsmoke, check for the following:
•A plugged or disconnected air inletsystem hose.
•A plugged engine air filter element.
•Water in the fuel filter and waterseparator.
•A clogged fuel filter.
•Contaminated fuel.
•Air in the fuel system, due to looseconnections.
•An open or pinched sensor hose.
•Incorrect engine oil level.
•Incorrect fuel for climatic conditions.
•Incorrect engine oil viscosity for climacticconditions.
Note:Some vehicles have a lifetime fuel filterthat is integrated with the fuel tank. Regularmaintenance or replacement is not needed.
Note:If these checks do not help you correctthe concern, have your vehicle checked assoon as possible.
Noise Emissions Warranty, ProhibitedTampering Acts and Maintenance
On January 1, 1978, Federal regulationbecame effective governing the noiseemission on trucks over 10,000 lb (4,536 kg)Gross Vehicle Weight Rating (GVWR). Thepreceding statements concerning prohibitedtampering acts and maintenance, and thenoise warranty found in the Warranty Guide,are applicable to complete chassis cabs over10,000 lb (4,536 kg) GVWR.
WARRANTY INFORMATION
The following warranties may apply to yourvehicle:
•New vehicle limited warranties.
•Emissions warranties, if applicable. (Note:Fully-electric vehicles are not eligible foremissions warranties.)
•Other warranties, if applicable.
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Detailed warranty information specific to yourvehicle can be found in the Warranty Guideat www.owner.lincoln.com.
The following California Warranty Statement,required by California regulations, applies tovehicles certified to California emissionsstandards and registered in a state thatrequires California emissions warranty. Ifapplicable, additional California EmissionsWarranties can be found in the WarrantyGuide at www.owner.lincoln.com.
CALIFORNIA EMISSION CONTROLWARRANTY STATEMENT
YOUR WARRANTY RIGHTS ANDOBLIGATIONS
The California Air Resources Board and FordMotor Company are pleased to explain theemission control system warranty on your(year) vehicle. In California, new motorvehicles must be designated, built andequipped to meet the State's stringent
anti-smog standards. Ford Motor Companymust warrant the emission control system onyour vehicle for the periods of time listedbelow provided there has been no abuse,neglect or improper maintenance of yourvehicle.
Your emission control system may includeparts such as the carburetor or fuel-injectionsystem, the ignition system, catalyticconverter and engine computer. Alsoincluded may be hoses, belts, connectorsand other emission-related assemblies.Where a warrantable condition exists, FordMotor Company will repair your vehicle atno cost to you including diagnosis, parts andlabor.
MANUFACTURER'S WARRANTYCOVERAGE:
(For 1990 and subsequent model passengercars, light-duty trucks, and medium-dutyvehicles.)
- For 3 years or 50,000 miles (whicheveroccurs first);
1) If your vehicle fails a Smog Checkinspection, all necessary repairs andadjustments will be made by Ford MotorCompany to ensure that your emissioncontrol system PERFORMANCE WARRANTY.
2) If any emission-related part on your vehicleis defective, the part will be repaired orreplaced by Ford Motor Company. This isyour short-term emission control systemDEFECTS WARRANTY.
- For 7 years or 70,000 miles (whicheveroccurs first);
1) If an emission-related part listed in thiswarranty booklet specially noted withcoverage for 7 years or 70,000 miles isdefective, the part will be repaired orreplaced by Ford Motor Company. This isyour long-term emission control systemDEFECTS WARRANTY.
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Electric Parking Brake.................................225Electric Parking Brake –Troubleshooting.............................................226
Electric Parking Brake –Troubleshooting.........................................226Electric Parking Brake – InformationMessages.........................................................227Electric Parking Brake – WarningLamps...............................................................226
Electric Power Steering..............................236Electric Power Steering Precautions.............236
Electromagnetic Compatibility..................576Emergency Call Limitations..........................75Emergency Call Requirements....................74Emergency Call System Data......................26Emergency Towing......................................324Emission Law.................................................572Enabling Apps on an AndroidDevice...........................................................453Enabling Apps on an iOS Device.............453Enabling or Disabling PersonalProfiles.........................................................456Enabling Remote Start.................................154End User License Agreement...................542Engine Air Filter............................................353Changing the Engine Air Filter........................353
Engine Block Heater....................................194Engine Block Heater Precautions...................194
How Does the Engine Block HeaterWork...................................................................194Using the Engine Block Heater.......................195
Engine Coolant Temperature Gauge.......142Engine Oil Capacity and Specification -2.0L................................................................412Engine Oil Capacity and Specification -2.7L.................................................................414Engine Oil.......................................................347Adding Engine Oil..............................................348Checking the Engine Oil Level........................347Engine Oil Capacity and Specification..........349Engine Oil Dipstick Overview..........................347Resetting the Intelligent Oil LifeMonitor..............................................................348
Engine Oil Pressure Gauge........................142Engine Specifications - 2.0L......................408Engine Specifications - 2.7L......................409Entering a Parallel Parking Space...........252Entering a Perpendicular ParkingSpace............................................................252Evasive Steering Assist...............................291Evasive Steering Assist Limitations................291Switching Evasive Steering Assist On andOff......................................................................292What Is Evasive Steering Assist......................291
Event Data........................................................24Exiting a Parking Space..............................253
Extending the Remote StartDuration........................................................155Exterior Bulbs.................................................361Changing a Front Turn Signal LampBulb...................................................................363Changing a License Plate Lamp Bulb...........364Exterior Bulb Specification Chart....................361Removing a Headlamp Assembly..................363
Exterior Lamps...............................................122Exterior Lamp Indicators....................................123Exterior Lamps On Audible Warning..............124Switching the Daytime Running Lamps Onand Off...............................................................122Switching Welcome Lighting On andOff.......................................................................123Using the Front Fog Lamps..............................123Using the Turn Signal Lamps...........................122
Exterior Lighting Control.............................120Exterior Lighting............................................120Adaptive Front Lighting.....................................127Autolamps..............................................................121Automatic High Beam Control.........................124Automatic High Beam Control –Troubleshooting..............................................127Exterior Lamps.....................................................122Headlamps............................................................120Headlamps – Troubleshooting.........................121
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