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Normal Maintenance Intervals
At Every Oil Change Interval as Indicated by the Information Display
1
Change the engine oil and filter. 2
Rotate the tires, inspect tire wear and measure tread depth.
Perform a multi-point inspection - recommended.
Inspect the automatic transmission fluid level - vehicles with dipstick.\
Consult your dealer for requirements.
Inspect the brake pads, rotors, hoses and parking brake.
Inspect the engine cooling system strength and hoses.
Inspect the exhaust system and heat shields.
Inspect the front axle and U-joints.
Inspect the half-shaft boots.
Inspect the steering linkage, ball joints, suspension, tire-rod ends, driveshaft and U-joints.
Inspect the 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 Reset the oil change reminder after engine oil and filter changes.
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2022 Navigator (TB9) Canada/United States of America, enUSA, Edition date: 202109, First-Printing Scheduled Maintenance
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Brake Fluid Maintenance
1
Change the brake fluid. 2
Every Three Years
1 Perform this maintenance item every three years. Do not exceed the designated time for the interval.
2 Brake fluid servicing requires special equipment available at your authorize\
d dealer. Other Maintenance Items
1
Replace the cabin air filter.
Every 20,000 mi (32,000 km)
Replace the engine air filter.
Every
30,000 mi (48,000 km)
Replace the spark plugs.
Every
100,000 mi (160,000 km)
Inspect the accessory drive belt(s). 2
Change the automatic transmission fluid.
Every
150,000 mi (240,000 km) Change the front axle fluid - Four-wheel drive vehicles.
Change the rear axle fluid.
Change the transfer case fluid - Four-wheel drive vehicles.
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2022 Navigator (TB9) Canada/United States of America, enUSA, Edition date: 202109, First-Printing Scheduled Maintenance
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Other Maintenance Items
1
Replace the accessory drive belt(s).
Change the engine coolant. 3
Every 200,000 mi (320,000 km)
1 Perform these maintenance items within 5,000 mi (4,800 km) of the last engine oil and filter change. Do not exceed the designated distance
for the interval.
2 After initial inspection, inspect every other oil change until replaced.\
3 Initial replacement at 10 years or
200,000 mi (320,000 km), then every 5 years or 100,000 mi (160,000 km).
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.
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2022 Navigator (TB9) Canada/United States of America, enUSA, Edition date: 202109, First-Printing Scheduled Maintenance
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Towing Weights and Dimensions.............352
Calculating the Maximum Loaded Trailer
Weight for Your Vehicle................................353
Recommended Towing Weights.....................352
What Is the Maximum Loaded Trailer Weight...............................................................353
Towing Your Vehicle Precautions.............397
Towing Your Vehicle
....................................397
Towing Your Vehicle –
Troubleshooting.............................................400
Towing Your Vehicle – Troubleshooting.........................................400
Towing Your Vehicle – Information Messages........................................................400
Traction Control Indicator..........................246
Traction Control
............................................246
Traction Control – Troubleshooting...............247
Traction Control – Troubleshooting.........247 Traction Control – Information
Messages.........................................................247
Trailer Backup Assistance Precautions.................................................362
Trailer Backup Assistance
..........................362
Setting Up the Trailer Backup Assistance for
a Conventional Trailer...................................363
Trailer Backup Assistance – Troubleshooting.............................................369 Trailer Backup Assistance –
Troubleshooting.........................................369
Trailer Backup Assistance – Frequently Asked Questions.........................................................372
Trailer Backup Assistance – Information Messages.........................................................369
Trailer Brake Precautions
...........................349
Trailer Reverse Guidance Precautions..................................................375
Trailer Reverse Guidance
...........................375
Setting Up Trailer Reverse Guidance for a
Conventional Trailer......................................
375
Trailer Reverse Guidance – Troubleshooting.............................................380
Trailer Reverse Guidance – Troubleshooting.........................................380
Trailer Reverse Guidance – Frequently Asked Questions.........................................................382
Trailer Reverse Guidance – Information Messages.........................................................380
Trailer Sway Control Precautions..............361
Trailer Sway Control.....................................361
Trailer Towing Hints
.....................................350
Transfer Case Fluid Capacity and Specification ................................................
478
Transmission Fluid Temperature Gauge............................................................143
Transporting the Vehicle............................395 Trip Computer
................................................148
Accessing the Trip Computer...........................148
Resetting the Individual Trip Values...............
149
U
Under Hood Fuse Box.................................401 Accessing the Under Hood Fuse Box...........401
Identifying the Fuses in the Under Hood Fuse
Box.....................................................................402
Locating the Under Hood Fuse Box...............401
Under Hood Overview
.................................415
Updating the Vehicle Systems Wirelessly.....................................................521
USB Ports........................................................192
Using Auto Hold...........................................244
Using Keyless Entry
........................................91
Using MyKey With Remote Start Systems
..........................................................84
Using Snow Chains......................................446
Using the Backup Start Passcode..............79
Using the Instrument Cluster Display Controls.........................................................147
Using the Integrated Trailer Brake Controller
.....................................................356
Using the Keyless Entry Keypad.................95
Using the Remote Control............................72
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2022 Navigator (TB9) Canada/United States of America, enUSA, Edition date: 202109, First-Printing Index