2023 LINCOLN NAVIGATOR service

•If a vehicle is approaching in an adjacentlane at a relative speed much higher thanyour vehicle.
•Bad weather conditions are present thatobstruct the sensors.
•Attaching bike or cargo racks couldcause false alerts due to obstruction ofthe sensor.
BLIND SPOT ASSIST WITH TRAILERCOVERAGE INDICATORS
The lane keeping aid warning lamp or redlane marking in your instrument clusterdisplay indicate blind spot assist activation.In addition, the blind spot information systemalert indicator flashes on the exterior mirroron the same side as the detection. See BlindSpot Information System (page 311).
Blind Spot Assist Information Messages
ActionMessage
Displays if you attach a trailer to your vehicle with the blind spot information system switched offor you have not configured the trailer.Blind Spot Assist Not Available TrailerAttached
Displays if your blind spot information system sensors are blocked.Blind Spot Assist Not Available SideSensor Blocked
The system has detected a fault that requires service. Have your vehicle checked as soon aspossible.Blind Spot Assist System fault
Lost communication with the trailer module. Blind spot assist is disabled until the failure is fixed.Trailer Brake Module Fault
Lost communication with the trailer module. Blind spot assist is disabled until the failure is fixed.Trailer Lighting Module Fault See Manual
Front camera fault. Blind spot assist is disabled until the failure is fixed.Front Camera Fault Service Required
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2023 Navigator (TB9) Canada/United States of America, enUSA, Edition date: 202207, DOMLane Keeping SystemE310089

LANE KEEPING SYSTEM – TROUBLESHOOTING
LANE KEEPING SYSTEM – INFORMATION MESSAGES
ActionMessage
The system has malfunctioned. Have your vehicle checked as soonas possible.Lane Keeping Sys. Malfunction Service Required
The system has detected a condition that has caused the system tobe temporarily unavailable.Front Camera Temporarily Not Available
The system has detected a condition that requires you to clean thewindshield in order for it to operate properly.Front Camera Low Visibility Clean Screen
The system has malfunctioned. Have your vehicle checked as soonas possible.Front Camera Malfunction Service Required
The system requests that you keep your hands on the steering wheel.Keep Hands on Steering Wheel
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2023 Navigator (TB9) Canada/United States of America, enUSA, Edition date: 202207, DOMLane Keeping System

Adjusting the Pre-Collision AssistSettings
You can adjust the following settings byusing the touchscreen controls in thepre-collision assist menu:
•Change alert and distance alert sensitivityto one of three possible settings.
•Switch distance indication and alert onor off.
•If required, switch automatic emergencybraking on or off.
•If required, switch evasive steering assiston or off.
Note:Automatic emergency braking andevasive steering automatically turns on everytime you switch the ignition on.
Note:If you switch automatic emergencybraking off, evasive steering assist switchesoff.
LOCATING THE PRE-COLLISION
ASSIST SENSORS
Camera.1.
Radar sensor (if equipped).2.
If a message regarding a blocked sensor orcamera appears in the information display,something is obstructing the radar signals orcamera images. The radar sensor is behindthe fascia cover in the center of the lowergrille. With a blocked sensor or camera, thesystem may not function, or performancemay reduce. See Pre-Collision Assist –Information Messages (page 328).
Note:Proper system operation requires aclear view of the road by the camera. Haveany windshield damage in the area of thecamera's field of view repaired.
Note:If something hits the front end of yourvehicle or damage occurs and your vehiclehas a radar sensor, the radar sensing zonecould change. This could cause missed orfalse vehicle detections. Have your vehicleserviced to have the radar checked forproper coverage and operation.
Note:If your vehicle detects excessive heatat the camera or a potential misalignmentcondition, a message could display in theinformation display indicating temporarysensor unavailability. When operationalconditions are correct, the messagedeactivates. For example, when the ambienttemperature around the sensor decreasesor the sensor recalibrates successfully.
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2023 Navigator (TB9) Canada/United States of America, enUSA, Edition date: 202207, DOMPre-Collision AssistE253503

PRE-COLLISION ASSIST –FREQUENTLY ASKED QUESTIONS
Camera Troubleshooting
The windshield in front of the camera isdirty or obstructed.
Clean the outside of the windshield infront of the camera.
The windshield in front of the camera isclean, but the message remains in theinstrument cluster display.
Wait a short time. It could take severalminutes for the camera to detect thatthere is no obstruction.
Radar Troubleshooting (If Equipped)
The surface of the radar in the grille is dirtyor obstructed.
Clean the grille surface in front of theradar or remove the object causing theobstruction.
The surface of the radar in the grille isclean, but the message remains in theinstrument cluster display.
Wait a short time. It could take severalminutes for the radar to detect that thereis no obstruction.
Heavy rain, spray or fog is interfering withthe radar signals.
The pre-collision assist system istemporarily disabled. Pre-collision assistreactivates a short time after theweather conditions improve.
Swirling water or snow or ice on the surfaceof the road could interfere with the radarsignals.
The pre-collision assist system istemporarily disabled. Pre-collision assistreactivates a short time after theweather conditions improve.
Radar is out of alignment due to a front endimpact.
Have your vehicle serviced to have theradar checked for proper coverage andoperation.
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2023 Navigator (TB9) Canada/United States of America, enUSA, Edition date: 202207, DOMPre-Collision Assist

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 533).
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. See NormalScheduled Maintenance (page 533).
HITCHES
INSTALLING A HITCH
WARNING: Do not cut, drill, weld ormodify the trailer hitch. Modifying the trailerhitch could reduce the hitch rating.
Do not use a hitch that either clamps ontothe bumper or attaches to the axle. You mustdistribute the load in your trailer so that10-15% of the total weight of the trailer is onthe tongue. Do not exceed the tongue loadrating indicated on the hitch receiver.
Trailer Hitch Cover
Your vehicle has a removable trailer hitchcover. To remove the trailer hitch cover:
1.Grab the trailer hitch cover at the bottomand pull towards the rear of the vehicleuntil the bottom of the trailer hitch coverunsnaps from the bumper.
2.Grab the trailer hitch cover at the edgeand rotate until the top of the trailer hitchcover unsnaps from the bumper, thenremove the trailer hitch cover.
To install the trailer hitch cover:
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2023 Navigator (TB9) Canada/United States of America, enUSA, Edition date: 202207, DOMConnecting a TrailerE268259

TOWING A TRAILER – TROUBLESHOOTING
TOWING A TRAILER – INFORMATION MESSAGES
DetailsMessage
The left-hand trailer turn lamp requires service.Trailer Left Turn Lamps Fault Check Lamps
The right-hand trailer turn lamp requires service.Trailer Right Turn Lamps Fault Check Lamps
The trailer battery voltage is too low to charge. If there is no trailerattached, the vehicle battery voltage is low.Trailer Battery Not Charging See Manual
The system detects a short created by the trailer lamps. Inspect andrepair the trailer wiring, or have the system checked as soon aspossible.
Trailer Lighting Module Fault See Manual
The trailer stoplamps require service.Trailer Stop Lamps Fault Check Lamps
Verify the trailer brake connections are secure and that the aftermarkettrailer brake controller device is correctly installed. Perform a trailerbrake and trailer light check if possible. If the message persists, haveyour vehicle checked as soon as possible.
Trailer brake system fault See manual
Perform a trailer brake and trailer light check if possible. If the messagepersists, have your vehicle checked as soon as possible.Trailer brake module fault
The trailer sway control detects trailer sway. Reduce the vehicle'sspeed.Trailer Sway Reduce Speed
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2023 Navigator (TB9) Canada/United States of America, enUSA, Edition date: 202207, DOMTowing a Trailer

DetailsMessage
Displays when one or more tires on the trailer is above the recom-mended temperature.Trailer Tire Over Temperature
One or more tires on your trailer is below the specified tire pressure.Trailer Tire Low Specified:
A trailer tire pressure sensor requires service. If the warning stays onor continues to come on, have the system checked as soon aspossible.
Trailer Tire Pressure Sensor Fault
The trailer tire pressure monitoring system requires service. If thewarning stays on or continues to come on, have the system checkedas soon as possible.
Trailer Tire Pressure Monitor Fault
The system cannot detect the trailer tire pressure monitoring system.Trailer Tire Pressure Monitor Capability Not Detected
The trailer tire pressure monitoring system is not setup.Trailer Tire Pressure Indication Not Setup See Manual
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2023 Navigator (TB9) Canada/United States of America, enUSA, Edition date: 202207, DOMTowing a Trailer

What does it mean if the system displaysthat driving is required to initialize steering?
The steering system needs to learninternal parameters to fully turn on thefeature. Drive your vehicle straightforward above 25 mph (40 km/h) forapproximately 5 minutes. This could alsooccur when your vehicle is new, thereis a battery voltage issue or if thesteering system has been serviced.
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2023 Navigator (TB9) Canada/United States of America, enUSA, Edition date: 202207, DOMTrailer Backup Assistance (If Equipped)