check engine LINCOLN NAUTILUS 2021 Service Manual

Antenna Positions
Maximum Output Power Watt (Peak RMS)
Frequency Band MHz
2, 3
50
142-176
2, 3
50
380-512
2, 3
10
806-870
Note: After the installation of radio frequency
transmitters, check for disturbances from
and to all electrical equipment in your
vehicle, both in the standby and transmit
modes.
Check all electrical equipment:
• With the ignition ON.
• With the engine running.
• During a road test at various speeds.
Check that electromagnetic fields generated
inside your vehicle cabin by the transmitter
installed do not exceed applicable human
exposure requirements.
552
2021 Nautilus (CD9) Canada/United States of America, enUSA, Edition date: 202011, First-Printing Appendices

Catalytic Converter –
Troubleshooting.........................................204
Catalytic Converter – Warning Lamps..........204
Center Console................................................31
Changing a Flat Tire.....................................391 ........................................................................\
........396
Dissimilar Spare Wheel and Tire Assembly
Information.......................................................391
Stowing the flat tire ...........................................396
Tire Change Procedure....................................392
Changing a Road Wheel.............................391
Changing the 12V Battery..........................345 Remove and Reinstall the Battery..................347
Changing the Engine Air Filter..................344
Changing the Fuel Filter.............................344
Changing the Remote Control Battery.............................................................76
Changing the Vehicle Wi-Fi Hotspot Name or Password.................................................421
Changing the Wi-Fi Hotspot Frequency.......422
Charging a Device .........................................178
Charging a Wireless Device.......................183
Checking MyKey System Status.................87 MyKey Distance.....................................................87
Number of Admin Keys.......................................87
Number of MyKeys...............................................87
Checking the Brake Fluid
...........................218 Checking the Coolant.................................340
Adding Coolant...................................................340
Coolant Change...................................................341
Engine Coolant Temperature
Management...................................................343
Fail-Safe Cooling................................................342
Severe Climates...................................................341
Checking the Seatbelts................................60
Checking the Tire Pressures.....................374
Checking the Wiper Blades.........................116
Children and Airbags.....................................67
Child Restraint Anchor Points
......................40
Locating the Child Restraint Lower Anchor
Points....................................................................41
Locating the Child Restraint Top Tether Anchor Points.....................................................41
What Are the Child Restraint Anchor Points...................................................................40
Child Restraints
................................................41
Child Restraint Position Information..................41
Child Restraints Recommendation...................43
Child Safety
......................................................39
Child Restraint Anchor Points............................40
Child Restraints.......................................................41
Installing Child Restraints....................................44
Child Safety Locks..........................................52 Left-Hand Side.......................................................52
Right-Hand Side....................................................52 Child Safety Precautions
...............................39
Cleaning Products........................................354
Materials...............................................................354
Cleaning the Exterior
..................................355
Cleaning Camera Lenses and Sensors........356
Cleaning Chrome, Aluminium or Stainless
Steel..................................................................355
Cleaning Headlamps and Rear Lamps.........355
Cleaning Stripes or Graphics..........................356
Cleaning the Engine Compartment...............356
Cleaning Wheels................................................356
Cleaning Windows and Wiper Blades
..........355
Cleaning the Interior....................................357 Cleaning Carpets and Floor Mats..................358
Cleaning Displays and Screens......................357
Cleaning Fabric Seats and Headliners.........358
Cleaning Leather and Vinyl ............................357
Cleaning Moonroof Tracks...............................359
Cleaning Plastic...................................................357
Cleaning Seatbelts.............................................358
Cleaning Storage Compartments..................358
Cleaning the Instrument Panel........................357
Clearing All MyKeys.......................................86
Clearing the Garage Door Opener...........176
Climate Control..............................................154 Auto Mode............................................................156
Climate Control – Troubleshooting................157
557
2021 Nautilus (CD9) Canada/United States of America, enUSA, Edition date: 202011, First-Printing Index

Electric Parking Brake..................................221
Electric Parking Brake –
Troubleshooting.............................................222
Electric Parking Brake – Troubleshooting.........................................222
Electric Parking Brake – Information
Messages.........................................................223
Electric Parking Brake – Warning Lamps...............................................................222
Electric Power Steering..............................232 Electric Power Steering Precautions.............232
Electromagnetic Compatibility..................548
Emergency Call Limitations..........................74
Emergency Call Requirements
....................73
Emergency Call System Data......................26
Emergency Towing
.......................................315
Emission Law.................................................546 Noise Emissions Warranty, Prohibited
Tampering Acts and Maintenance.............547
Tampering With a Noise Control System..............................................................547
Enabling Apps on an Android Device...........................................................444
Enabling Apps on an iOS Device.............444
Enabling or Disabling Personal Profiles..........................................................447
Enabling Remote Start..................................151 End User License Agreement
....................516
VEHICLE SOFTWARE END USER LICENSE
AGREEMENT (EULA) .....................................
516
Engine Block Heater....................................188 Engine Block Heater Precautions...................188
How Does the Engine Block Heater
Work...................................................................188
Using the Engine Block Heater.......................189
Engine Oil Capacity and Specification - 2.0L...............................................................402
Alternative Engine Oil for Extremely Cold Climates............................................................403
Engine Oil Capacity and Specification - 2.7L................................................................404
Alternative Engine Oil for Extremely Cold Climates...........................................................406
Engine Oil
.......................................................338
Adding Engine Oil..............................................338
Checking the Engine Oil Level.......................338
Engine Oil Capacity and Specification..........339
Engine Oil Dipstick Overview..........................338
Resetting the Engine Oil Change
Reminder..........................................................339
Engine Specifications - 2.0L......................398
Engine Specifications - 2.7L......................399
Entering a Parallel Parking Space............247
Entering a Perpendicular Parking Space............................................................247 Evasive Steering Assist...............................284
Evasive Steering Assist Limitations...............284
Switching Evasive Steering Assist On and
Off......................................................................284
What Is Evasive Steering Assist......................284
Event Data
........................................................24
Exiting a Parking Space..............................248
Extending the Remote Start Duration........................................................152
Exterior Bulbs
................................................350
Changing a Front Turn Signal Lamp
Bulb...................................................................352
Changing a License Plate Lamp Bulb...........353
Exterior Bulb Specification Chart...................350
Removing a Headlamp Assembly..................352
Exterior Lamps................................................121 Exterior Lamp Audible Warning.......................122
Exterior Lamp Indicators....................................122
Switching the Daytime Running Lamps On
and Off................................................................121
Switching the Front Fog Lamps On and Off.......................................................................122
Switching the Turn Signal Lamps On and Off........................................................................\
121
Switching Welcome Lighting On and Off.......................................................................122
Exterior Lighting Control
..............................119
560
2021 Nautilus (CD9) Canada/United States of America, enUSA, Edition date: 202011, First-Printing Index