
Other maintenance items
1
Replace engine air filter.
Every 30000 miles (48000
km)
Change engine coolant. 2
At 100000 miles (160000
km)
Replace spark plugs.
Every 100000 miles
(160000 km)
Inspect accessory drive belt(s). 3
Change automatic transmission fluid.
Every 150000 miles
(240000 km) Change front axle fluid (Four-wheel drive vehicles).
Change rear axle fluid.
Change transfer case fluid (Four-wheel drive vehicles).
Replace accessory drive belt(s).
1 Perform these maintenance items within 3000 miles (4800 kilometers) of \
the last engine oil and filter change. Do not exceed the designated
distance for the interval.
2 Initial replacement at six years or 100000 miles (160000 kilometers),\
then every three years or 50000 miles (80000 kilometers).
3 After initial inspection, inspect every other oil change until replaced\
.
360
Navigator (TB5) Canada/United States of America, enUSA, First Printing Scheduled Maintenance

SPECIAL OPERATING CONDITIONS
SCHEDULED MAINTENANCE
If you operate your vehicle primarily in any
of the following conditions, you need to
perform extra maintenance, as indicated. If
you operate your vehicle occasionally under
any of these conditions, it is not necessary
to perform the extra maintenance. For specific recommendations, see your
dealership service advisor or technician.
Perform the services shown in the following
tables when specified or within 3,000 mi
(4,800 km) of the message appearing in the
information display prompting you to change
your oil. •
Example 1
: The message comes on at
28,751 mi (46,270 km). Perform the
30,000 mi (48,000 km) automatic
transmission fluid replacement.
• Example 2
: The message has not come
on, but the odometer reads 30,000 mi
(48,000 km) (for example, the Intelligent
Oil-Life Monitor was reset at 25,000 mi
(40,000 km)). Perform the engine air filter
replacement. Towing a trailer or using a car-top carrier
Change engine oil and filter as indicated by the information display and\
perform services listed in the Normal
Scheduled Maintenance chart.
As required
Inspect and lubricate U-joints (if equipped with grease fittings).
Inspect frequently, service
as required
See axle maintenance items under
Exceptions.
Change transfer case fluid (Four-wheel drive vehicles).
Every
60,000 mi
(96,000 km) Replace spark plugs.
361
Navigator (TB5) Canada/United States of America, enUSA, First Printing Scheduled Maintenance

4
4WD
See: Four-Wheel Drive.......................................176
A
A/C See: Climate Control..........................................125
About This Manual............................................7
Protecting the Environment..................................7
ABS See: Brakes...........................................................184
ABS driving hints See: Hints on Driving With Anti-Lock
Brakes................................................................184
Accessories....................................................348 Exterior Style........................................................348
Interior Style.........................................................348
Lifestyle.................................................................348
Peace of Mind.....................................................348
Accessories See: Replacement Parts Recommendation.....12
Adaptive Headlamps
.....................................90
Adjusting the Headlamps...........................279 Horizontal Aim Adjustment..............................280
Vertical Aim Adjustment...................................279
Adjusting the Pedals
......................................83 Adjusting the Steering Wheel......................77
Easy Entry and Exit Feature................................77
End of Travel Position...........................................77
Memory Feature....................................................77
AFS See: Adaptive Headlamps..................................90
Airbag Disposal...............................................48
Air Conditioning See: Climate Control..........................................125
Air Filter See: Changing the Engine Air Filter..............284
Alarm See: Anti-Theft Alarm...........................................74
Ambient Lighting
............................................92
Anti-Theft Alarm..............................................74 Arming the Alarm..................................................74
Disarming the Alarm.............................................74
Appendices....................................................385
Audible Warnings and Indicators
..............104
Direction Indicator Chime.................................104
Headlamps On Warning Chime.......................104
Key in Ignition Warning Chime.........................104
Parking Brake On Warning Chime..................104
Audio Control
...................................................78
Media.......................................................................80
Seek, Next or Previous........................................80
Type One.................................................................79
Type Two.................................................................80 Audio System................................................340
General Information...........................................340
Audio Unit........................................................341 Rear Seat Audio Controls.................................343
Autolamps.........................................................88 Windshield Wiper Activated Headlamps........89
Automatic Climate Control
.........................125
Automatic Transmission................................171 Brake-Shift Interlock...........................................174
If Your Vehicle Gets Stuck In Mud or
Snow...................................................................175
Selector Lever Positions.....................................171
Understanding your SelectShift Automatic ™
Transmission.....................................................173
Automatic Transmission Fluid Check............................................................274
Autowipers.......................................................84
Auxiliary Power Points.................................153 110 Volt AC Power Point.....................................153
12 Volt DC Power Point......................................153
Locations...............................................................153
B
Battery See: Changing the 12V Battery.......................276
405
Navigator (TB5) Canada/United States of America, enUSA, First Printing Index

Special Operating Conditions Scheduled
Maintenance................................................361
Exceptions............................................................363
Speed Control See: Cruise Control...........................................200
Stability Control.............................................189
Principle of Operation........................................189
Starting a Gasoline Engine.........................157 Automatic Engine Shutdown............................
159
Failure to Start......................................................158
Guarding Against Exhaust Fumes..................160
Important Ventilating Information...................
160
Stopping the Engine When Your Vehicle is Moving...............................................................159
Stopping the Engine When Your Vehicle is Stationary..........................................................159
Starting and Stopping the Engine.............156 General Information............................................156
Steering..........................................................208 Electric Power Steering....................................
208
Steering Wheel................................................77
Storage Compartments...............................155
Sunroof See: Moonroof.......................................................97
Sun Visors
.........................................................96
Illuminated Vanity Mirror.....................................97
Supplementary Restraints System
..............41
Principle of Operation...........................................41 Symbols Glossary
..............................................7
T
Tailgate See: Power Liftgate..............................................66
Technical Specifications See: Capacities and Specifications...............328
Terrain Response
...........................................193
The Better Business Bureau (BBB) Auto Line Program (U.S. Only)..........................245
Tire Care
.........................................................298
Glossary of Tire Terminology..........................299
Information About Uniform Tire Quality
Grading.............................................................298
Information Contained on the Tire Sidewall............................................................300
Temperature A B C............................................299
Traction AA A B C..............................................299
Treadwear............................................................299
Tire Pressure Monitoring System..............313 Changing Tires With a Tire Pressure
Monitoring System..........................................314
Understanding Your Tire Pressure Monitoring System ..............................................................315
Tires See: Wheels and Tires......................................295 Towing a Trailer.............................................222
Load Placement..................................................222
Towing Points................................................232
Towing the Vehicle on Four Wheels........234 Emergency Towing............................................234
Towing.............................................................222
Traction Control
.............................................187
Principle of Operation........................................187
Trailer Sway Control
....................................223
Transfer Case Fluid Check.........................274
Transmission Code Designation................331
Transmission....................................................171
Transmission See: Transmission.................................................171
Transporting the Vehicle............................233
U
Under Hood Overview - 3.5L Ecoboost™....................................................266
Universal Garage Door Opener
................148
HomeLink Wireless Control System...............148
Using Cruise Control...................................200 Switching Cruise Control Off............................201
Switching Cruise Control On and Off...........
200
413
Navigator (TB5) Canada/United States of America, enUSA, First Printing Index