2018 LINCOLN MKZ HYBRID engine

Your vehicle is equipped with an informationdisplay, which indicates the proper oilchange interval. This interval may be up toone year or 10,000 mi (16,000 km).
When ENGINE OIL CHANGE DUE or OILCHANGE REQUIRED appears in theinformation display, it is time for an oilchange. Make sure you perform the oilchange within two weeks or 500 mi (800 km)of the ENGINE OIL CHANGE DUE or OILCHANGE REQUIRED message appearing.Make sure you reset the oil monitoringsystem after each oil change. See OilChange Indicator Reset (page 304).
If your information display resetsprematurely, becomes inoperative or thevehicle battery becomes discharged ordisconnected, the oil monitoring systemresets to 100% oil life. You should changeyour engine oil one year or 10,000 mi(16,000 km) from the previous oil change.Never exceed one year or 10,000 mi(16,000 km) between oil change intervals.
Your vehicle is very sophisticated and builtwith multiple, complex, performance systems.Every manufacturer develops these systemsusing different specifications andperformance features. That is why it isimportant to rely upon your dealership toproperly diagnose and repair your vehicle.
Ford Motor Company has recommendedmaintenance intervals for various parts andcomponent systems based upon engineeringtesting. Ford Motor Company relies upon thistesting to determine the most appropriatemileage for replacement of oils and fluids toprotect your vehicle at the lowest overall costto you and recommends againstmaintenance schedules that deviate fromthe scheduled maintenance information.
We strongly recommend the use of onlygenuine Ford, Motorcraft or Ford-authorizedre-manufactured replacement partsengineered for your vehicle.
Additives and Chemicals
This owner's manual and the Ford WorkshopManual list the recommended additives andchemicals for your vehicle. We do notrecommend using chemicals or additives notapproved by us as part of your vehicle’snormal maintenance. Please consult yourwarranty information.
Oils, Fluids and Flushing
In many cases, fluid discoloration is a normaloperating characteristic and, by itself, doesnot necessarily indicate a concern or that thefluid needs to be changed. However, aqualified expert, such as the factory-trainedtechnicians at your dealership, shouldinspect discolored fluids that also show signsof overheating or foreign materialcontamination immediately.
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Scheduled Maintenance

Make sure to change your vehicle’s oils andfluids at the specified intervals or inconjunction with a repair. Flushing is a viableway to change fluid for many vehiclesub-systems during scheduled maintenance.
It is critical that systems are flushed only withnew fluid that is the same as that requiredto fill and operate the system or using aFord-approved flushing chemical.
Owner Checks and Services
Make sure you perform the following basicmaintenance checks and inspections everymonth or at six-month intervals.
Check Every Month
Engine oil level.
Function of all interior and exterior lights.
Tires (including spare) for wear and proper pressure.
Windshield washer fluid level.
Check Every Six Months
Battery connections. Clean if necessary.
Body and door drain holes for obstructions. Clean if necessary.
Cooling system fluid level and coolant strength.
Door weatherstrips for wear. Lubricate if necessary.
Hinges, latches and outside locks for proper operation. Lubricate if necessary.
Parking brake for proper operation.
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Scheduled Maintenance

Check Every Six Months
Safety belts and seat latches for wear and function.
Safety warning lamps (brake, ABS, airbag and safety belt) for operation.
Washer spray and wiper operation. Clean or replace blades as necessary.
Multi-point Inspection
In order to keep your vehicle running right,it is important to have the systems on yourvehicle checked regularly. This can helpidentify potential issues and prevent majorproblems. We recommend having thefollowing multi-point inspection performedat every scheduled maintenance interval tohelp make sure your vehicle keeps runninggreat.
Multi-point Inspection
Horn operationBattery performance
Radiator, cooler, heater and A/C hosesEngine air filter
Suspension components for leaks or damageExhaust system
Steering and linkageExterior lamps operation
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Scheduled Maintenance

NORMAL SCHEDULED MAINTENANCE
Normal Scheduled Maintenance 1, 2
Change engine oil and filter. 3Every 12 months or10,000 mi (16,000 km). Theoil monitoring systemdisplays a message in theinformation display.
Rotate tires, inspect tire wear and measure tread depth.
Inspect automatic transmission fluid level. Consult dealer for requirements.
Inspect brake pads, rotors, hoses and parking brake.
Inspect engine cooling system and motor/electronics cooling system strength and hoses.
Inspect exhaust system and heat shields.
Inspect half-shaft boots.
Inspect steering linkage, ball joints, suspension and tie-rod ends.
Inspect wheels and related components for abnormal noise, wear, looseness or drag.
1 Do not exceed one year or 10,000 mi (16,000 km) between service intervals.2 Perform multi-point inspection (recommended).3 Reset the oil monitoring system after engine oil and filter changes. See Oil Change Indicator Reset (page 304).
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Scheduled Maintenance

Other Maintenance Items1
Replace cabin air filter.Every 20,000 mi(32,000 km)
Replace engine air filter.Every 30,000 mi(48,000 km)
Change engine coolant and motor/electronics coolant.2.At 100,000 mi (160,000 km)
Replace spark plugs.Every 100,000 mi(160,000 km)
Change automatic transmission fluid.Every 150,000 mi(240,000 km)
1 Perform these maintenance items within 3,000 mi (4,800 km) of the last engine oil and filter change. Do not exceed the designated distance
for the interval.2 Initial replacement at six years or 10,000 mi (16,000 km), then every three years or 50,000 mi (80,000 km).
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Scheduled Maintenance

SPECIAL OPERATING CONDITIONS
SCHEDULED MAINTENANCE
If you operate your vehicle primarily in anyof the following conditions, you need to
perform extra maintenance as indicated. Ifyou operate your vehicle occasionally underany of these conditions, it is not necessaryto perform the extra maintenance. Forspecific recommendations, see yourdealership service advisor or technician.
Towing a Trailer or Using a Car-top Carrier
Change engine oil and filter every 12 months or 10,000 mi (16,000 km). The oil monitoring system displays amessage in the information display. Perform services listed in the Normal Scheduled Maintenance chart.As required
Change automatic transmission fluid.Every 30,000 mi(48,000 km)
Replace spark plugs.Every 60,000 mi(96,000 km)
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Scheduled Maintenance

Extensive Idling or Low-speed Driving for Long Distances, as in Heavy Commercial Use (Such as Delivery, Taxi, Patrol Car or Livery)
Change engine oil and filter every 12 months or 10,000 mi (16,000 km). The oil monitoring system displays amessage in the information display. Perform services listed in the Normal Scheduled Maintenance chart.As required
Replace cabin air filter.Inspect frequently, serviceas requiredReplace engine air filter.
Replace spark plugs.Every 60,000 mi(96,000 km)
Operating in Dusty or Sandy Conditions (Such as Unpaved or Dusty Roads)
Replace cabin air filter.Inspect frequently, serviceas requiredReplace engine air filter.
Inspect the wheels and related components for abnormal noise, wear, looseness or drag.Every 5,000 mi (8,000 km)
Rotate tires, inspect tires for wear and measure tread depth.
Change engine oil and filter.Every 5,000 mi (8,000 km)or six monthsPerform multi-point inspection.
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Scheduled Maintenance

Exceptions
There are several exceptions to the NormalSchedule:
California Fuel Filter Replacement
If you register 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. Ford Motor Company, however,urges you to have all recommendedmaintenance services performed at thespecified intervals and to record all vehicleservice.
Hot Climate Oil Change Intervals
The normal oil change interval for vehiclesoperating in the Middle East, North Africa,Sub-Saharan Africa or locations with similarclimates using an American PetroleumInstitute (API) Certified for Gasoline Engines(Certification mark) oil of SM or SN quality is3,000 mi (5,000 km).
If the available API SM or SN oils are notavailable, then the oil change interval is2,000 mi (3,000 km).
Engine Air Filter and Cabin Air FilterReplacement
The life of the engine air filter and cabin airfilter is dependent on exposure to dusty anddirty conditions. Vehicles operated in theseconditions require frequent inspection andreplacement of the engine air filter and cabinair filter.
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Scheduled Maintenance