SPECIAL OPERATING CONDITIONS
SCHEDULED MAINTENANCE
If you operate your vehicle primarily in anyof the following conditions, you need toperform extra maintenance, as indicated. Ifyou operate your vehicle occasionally underany of these conditions, it is not necessaryto perform the extra maintenance. For
specific recommendations, see yourdealership service advisor or technician.
Perform the services shown in the followingtables when specified or within 3,000 mi(4,800 km) of the message appearing in theinformation display prompting you to changeyour oil.
•Example 1: The message comes on at28,751 mi (46,270 km). Perform the30,000 mi (48,000 km) automatictransmission fluid replacement.
•Example 2: The message has not comeon, but the odometer reads 30,000 mi(48,000 km) (for example, the IntelligentOil-Life Monitor was reset at 25,000 mi(40,000 km)). Perform the engine air filterreplacement.
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 NormalScheduled Maintenance chart.As required
Inspect and lubricate U-joints (if equipped with grease fittings).Inspect frequently, serviceas requiredSee axle maintenance items under Exceptions.
Change transfer case fluid (Four-wheel drive vehicles).Every 60,000 mi(96,000 km)Replace spark plugs.
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Scheduled Maintenance
Operating in Dusty or Sandy Conditions (Such as Unpaved or Dusty Roads)
Change engine oil and filter.1Every 5,000 mi (8,000 km)or six months
Change transfer case fluid (Four-wheel drive vehicles).Every 60,000 mi(96,000 km)
1Reset your Intelligent Oil-Life Monitor after each engine oil and filter change.
Off-road Operation
Inspect steering linkage, ball joints and U-joints. Lubricate if equipped with grease fittings.Inspect frequently, serviceas requiredReplace engine air filter.
Replace cabin air filter.
Change engine oil and filter.1Every 5,000 mi (8,000 km)or six months
Inspect the wheels and related components for abnormal noise, wear, looseness or drag.
Rotate tires, inspect tires for wear and measure tread depth.
Change transfer case fluid (Four-wheel drive vehicles).Every 60,000 mi(96,000 km)
1Reset your Intelligent Oil-Life Monitor after each engine oil and filter change.
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Navigator (TB9) Canada/United States of America, enUSA, Edition date: 201808, First-Printing
Scheduled Maintenance
