check engine LINCOLN NAVIGATOR 2020 Owners Manual

Towing
Towing a Trailer
..............................................311
Trailer Reversing Aids .................................
312
Trailer Sway Control ...................................
323
Recommended Towing Weights .............
323
Essential Towing Checks ..........................
326
Towing the Vehicle on Four Wheels .......
334
Driving Hints
Reduced Engine Performance .................
337
Economical Driving .....................................
337
Breaking-In ....................................................
338
Driving Through Water ...............................
338
Floor Mats .....................................................
338
Roadside Emergencies
Roadside Assistance ..................................
340
Hazard Flashers ............................................
341
Fuel Shutoff ....................................................
341
Jump Starting the Vehicle .........................
342
Post-Crash Alert System ............................
344
Transporting the Vehicle ...........................
345
Towing Points - 4WD ..................................
345Customer Assistance
Getting the Services You Need
...............
347
In California (U.S. Only) ..............................
348
The Better Business Bureau (BBB) Auto Line Program (U.S. Only) .......................
349
Utilizing the Mediation/Arbitration Program (Canada Only) ..........................................
350
Getting Assistance Outside the U.S. and Canada .......................................................
351
Ordering Additional Owner's Literature ......................................................................
353
Reporting Safety Defects (U.S. Only) ......
354
Reporting Safety Defects (Canada Only) ......................................................................
354
Fuses
Fuse Specification Chart ...........................
356
Changing a Fuse .........................................
370
Maintenance
General Information ....................................
373
Opening and Closing the Hood ...............
373
Under Hood Overview ...............................
375
Engine Oil Dipstick ......................................
377Engine Oil Check
.........................................
377
Oil Change Indicator Reset .......................
378
Changing the Engine Air Filter .................
379
Engine Coolant Check ...............................
380
Automatic Transmission Fluid Check ......
384
Transfer Case Fluid Check .......................
385
Brake Fluid Check ......................................
385
Changing the 12V Battery .........................
387
Adjusting the Headlamps .........................
389
Washer Fluid Check ...................................
390
Fuel Filter .......................................................
391
Checking the Wiper Blades .......................
391
Changing the Wiper Blades ......................
391
Changing a Bulb ..........................................
392
Vehicle Care
General Information ....................................
393
Cleaning Products .......................................
393
Cleaning the Exterior .................................
394
Waxing ...........................................................
395
Cleaning the Engine ...................................
396
Cleaning the Windows and Wiper Blades ......................................................................
396
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Navigator (TB9) Canada/United States of America, enUSA, Edition date: 201907, Second-Printing Table of Contents

Anti-lock braking system
Avoid smoking, flames or sparks
Battery
Battery acid
Brake fluid - non petroleum based
Brake system
Brake system
Cabin air filter
Check fuel cap Child safety door lock or unlock
Child seat lower anchor
Child seat tether anchor
Cruise control
Do not open when hot
Engine air filter
Engine coolant
Engine coolant temperature
Engine oil Explosive gas
Fan warning
Fasten seatbelt
Flammable
Front airbag
Front fog lamps
Fuel pump reset
Fuse compartment
Hazard flashers
Heated rear window
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Indicates engine coolant temperature. At
normal operating temperature, the level
indicator will be in the normal range. If the
engine coolant temperature exceeds the
normal range, stop your vehicle as soon as
safely possible, switch off the engine and let
the engine cool.
WARNING LAMPS AND
INDICATORS
The following warning lamps and indicators
alert you to a vehicle condition that may
become serious. Some lamps illuminate
when you start your vehicle to make sure
they work. If any lamps remain on after
starting your vehicle, refer to the respective
system warning lamp for further information.
Note:
Some warning indicators appear in
the information display and operate the
same as a warning lamp but do not
illuminate when you start your vehicle. Adaptive Cruise Control Indicator (If
Equipped) It illuminates when you switch the
system on.
It illuminates white when the
system is in standby mode. It illuminates
green when you set the adaptive cruise
speed.
See
Using Adaptive Cruise Control (page
269).
Anti-Lock Brake System Warning Lamp If it illuminates when you are
driving, this indicates a
malfunction. Your vehicle
continues to have normal braking without
the anti-lock brake system function. Have
your vehicle checked as soon as possible.
Auto Hold Active Illuminates when the system holds
your vehicle stationary.Auto Hold Unavailable Illuminates when the system is on,
but unavailable to hold your
vehicle stationary.
Auto-Start-Stop Indicator It illuminates when the engine has
automatically stopped. It flashes
to inform you when the engine
needs to restart. The indicator is shown with
a strikethrough if the system is not available.
See
Auto-Start-Stop (page 208).
Automatic Headlamp High Beam
Indicator
(If Equipped) It illuminates when the system
automatically turns the headlamp
high beam on.
See
What Is Automatic High Beam Control
(page 116).
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Battery
It illuminates when you switch the
ignition on.
If it illuminates when the engine is
running this indicates a malfunction. Have
your vehicle checked as soon as possible.
Blind Spot Monitor It illuminates when you switch the
system off.
See Blind Spot Information
System (page 284). Brake System Warning Lamp WARNING:
Driving your vehicle with
the warning lamp on is dangerous. A
significant decrease in braking
performance may occur. It may take you
longer to stop your vehicle. Have your
vehicle checked as soon as possible.
Driving extended distances with the
parking brake engaged can cause brake
failure and the risk of personal injury.
Note: Indicators vary depending on region.
This lamp is a dual function lamp and will
illuminate when:
• You apply the parking brake with the
ignition on.
• Your vehicle has a brake fault or low
brake fluid level, regardless of parking
brake position. If the lamp illuminates when you
are moving, you may have the
parking brake applied. Make sure
the parking brake is off. Have your
vehicle checked as soon as
possible if the lamp continues to
illuminate.
Cruise Control Indicator It illuminates when you switch the
system on.
See
Using Adaptive Cruise
Control (page 269).
Direction Indicator Illuminates when the left or right
turn signal or the hazard warning
flasher is turned on. Flashes
during operation. An increase in the rate of
flashing warns of a failed indicator bulb.
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Door Ajar
It illuminates when you switch the
ignition on and remains on if any
door or the hood is open.
Electric Park Brake Illuminates or flashes when the
electric parking brake has a
malfunction. See Electric Parking
Brake (page 238).
Engine Coolant Temperature Warning
Lamp If it illuminates when your vehicle
is moving, this indicates that the
engine is overheating. Stop your
vehicle as soon as it is safe to do so and
switch the engine off. Have your vehicle
checked as soon as possible.
See
Engine Coolant Check (page 380). Engine Oil If it illuminates with the engine
running or when you are driving,
this indicates a malfunction. Stop
your vehicle as soon as it is safe to do so
and switch the engine off. Check the engine
oil level.
See
Engine Oil Check (page 377).
Note: Do not resume your journey if it
illuminates despite the level being correct.
Have the system checked by your authorized
dealer immediately.
Fasten Rear Seatbelt
(If Equipped) Illuminates and a chime sounds to
signal the rear seatbelts are not
buckled.
Fasten Seatbelt Warning Lamp It illuminates and a chime sounds
until you fasten the seatbelts.Four-Wheel Drive Indicators Illuminates momentarily when you
select two-wheel drive high.
Illuminates when the automatic
four-wheel drive system is
engaged.
Illuminates when four-wheel drive
low is engaged.
Illuminates when four-wheel drive
high is engaged.
Front Airbag If it fails to illuminate when you
start your vehicle, continues to
flash or remains on, it indicates a
malfunction. Have the system checked.
Headlamp High Beam Indicator It illuminates when you switch the
headlamp high beam on. It flashes
when you use the headlamp
flasher.
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Hill Descent (If Equipped)
Illuminates when you switch hill
descent on.
Hood Ajar Displays when the ignition is on
and the hood is not completely
closed.
Liftgate Ajar Displays when the ignition is on
and the liftgate is not completely
closed.
Low Fuel Level Warning Lamp If it illuminates when you are
driving, refuel as soon as possible. Low Tire Pressure Warning Lamp It illuminates when your tire
pressure is low. If the lamp remains
on with the engine running or
when driving, check your tire pressure as
soon as possible.
It also illuminates momentarily when you
switch the ignition on to confirm the lamp is
functional. If it does not illuminate when you
switch the ignition on, or begins to flash at
any time, have the system checked by your
authorized dealer.
Low Beam Malfunction Warning Lamp It illuminates when there is a
malfunction with the low beam
headlamp bulb.
Low Washer Fluid Level Warning Lamp It illuminates when the washer fluid
is low.Parking Lamps Illuminates when you switch the
parking lamps on.
Powertrain Fault Illuminates when a powertrain or
an 4WD fault has been detected.
Contact an authorized dealer.
Service Engine Soon If it illuminates when the engine is
running this indicates a
malfunction. The On Board
Diagnostics system has detected a
malfunction of the vehicle emission control
system.
If it flashes, engine misfire may be occurring.
Increased exhaust gas temperatures could
damage the catalytic converter or other
vehicle components. Drive in a moderate
fashion (avoid heavy acceleration and
deceleration) and have your vehicle
immediately serviced.
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It illuminates when you switch the ignition
on prior to engine start to check the bulb and
to indicate whether your vehicle is ready for
Inspection and Maintenance (I/M) testing.
Normally, it illuminates until the engine is
cranked and automatically turns off if no
malfunctions are present. However, if after
15 seconds it flashes eight times, this
indicates that your vehicle is not ready for
Inspection and Maintenance (I/M) testing.
See Catalytic Converter (page 219).
Stability Control and Traction Control
Indicator Flashes during operation.
If it does not illuminate when you
switch the ignition on, or remains
on when the engine is running, this indicates
a malfunction. Have your vehicle checked
as soon as possible.
See
Using Stability Control (page 245). Stability Control and Traction Control
Off Warning Lamp It illuminates when you switch the
system off.
Tow Haul Indicator
(If Equipped) It illuminates when you switch the
system on.
AUDIBLE WARNINGS AND
INDICATORS
Keyless Warning Alert
The horn will sound twice when you exit your
vehicle with the intelligent access key and
your vehicle is in RUN, indicating your vehicle
is still on.
Headlamps On Warning Chime
Sounds when you have left the headlamps
or parking lamps on and open the driver door
with the vehicle off. Parking Brake On Warning Chime
Sounds when you have left the parking brake
on and drive your vehicle. If the warning
chime remains on after you have released
the parking brake, have the system checked
by your authorized dealer immediately.
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SETTINGS
DRIVER ALERT Enter the submenu and select your setting
LANE KEEPING SYSTEM
PRE-COLLISION
Enter the submenu and select your setting
TRAILER STATUS
TOWING
TRAILER OPTIONS
CONNECTION CHECKLIST ALARM
VEHICLE
ADVANCED
SETTINGS
AUTO ENGINE OFF
EASY ENTRY/EXIT
LIGHTING
LOCKS
MIRRORS
NEUTRAL TOW
OIL LIFE RESET
POWER LIFTGATE
REMOTE START
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Navigator (TB9) Canada/United States of America, enUSA, Edition date: 201907, Second-Printing Information Displays

Adaptive Headlamps
Action
Message
Displays when a fault with the system has occurred. Contact an authorize\
d dealer as soon as possible.
Check Headlamp System See Manual
Alarm Action
Message
The alarm has been triggered due to unauthorized entry.
Vehicle Alarm To Stop Alarm, Start Vehicle.
Automatic Engine Shutdown Action
Message
The engine is getting ready to shut off.
Vehicle Shuts Off In {seconds:#0} Seconds
The engine has shut off to help increase fuel economy.
Vehicle Shut Off to Save Energy
The engine is getting ready to shut off. You can press OK on the left steering wheel button tooverride the shut down.
Vehicle Shuts Off in {seconds:#0} Seconds
Press Ok to Override
140
Navigator (TB9) Canada/United States of America, enUSA, Edition date: 201907, Second-Printing Information Displays

Maintenance
Action
Message
Stop your vehicle as soon as safely possible, turn off the engine. Check the oil level. If the warningstays on or continues to come on with your engine running, contact an au\
thorized dealer as soon as possible.
Low Engine Oil Pressure
The engine oil life remaining is 10% or less. See General Maintenance Information (page 537).
Change Engine Oil Soon
The oil life left reaches 0%. See General Maintenance Information (page 537).
Oil Change Required
The brake fluid level is low and the brake system should be inspected immediately.
See Brake
Fluid Check (page 385).
Brake Fluid Level Low
The brake system needs servicing. Stop the vehicle in a safe place. Contact an authorized dealer.
Check Brake System
The engine coolant temperature is excessively high.
Engine Coolant Over Temperature
The washer fluid is low and needs to be refilled.
Washer Fluid Level Low
Indicates that your vehicle is still in Transport mode. This may not allow some features to operateproperly. Contact an authorized dealer.
Transport Mode Contact Dealer
Indicates that your vehicle is still in Factory mode. This may not allow some features to operateproperly. Contact an authorized dealer.
Factory Mode Contact Dealer
Informs the driver that the powertrain needs service due to a powertrain\
malfunction.
See Manual
The engine has reduced power to help reduce high engine temperature.
Power Reduced to Lower Engine Temp
The brake system has reduced stopping power.
Brake Applied Power Reduced
149
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