Maintenance For Special Operating Conditions

SPECIAL OPERATING CONDITIONS
In addition to standard maintenance items, the scheduled maintenance log indicates services that should be performed on vehicles that are driven under especially demanding conditions. Specific conditions require specific services, as indicated in the following pages. The scheduled maintenance log indicates at which mileage/time intervals each service should be performed.

You should perform these additional maintenance services if you drive primarily under any of the conditions noted. If you drive only occasionally under these conditions, it is not necessary to perform the additional services.

Driving on Rough/Muddy or Snow-Melted Roads
- Inspect ball joints and dust cover
- Inspect brake linings, drums and brake pads, discs
- Inspect drive shaft boots
- Inspect nuts and bolts on chassis and body
- Inspect steering linkage and boots
- Lubricate propeller shaft and re-torque bolt
- Re-torque drive shaft bolt*
- Rotate tires


Driving on Salt-Covered Roads
- Lubricate propeller shaft and re-torque bolt


Driving on Unpaved or Dusty Roads
- Inspect brake liningsldrums and brake padsldiscs
- Inspect or change engine air filter
- Lubricate propeller shaft and re-torque bolt
- Replace air conditioning filter


Extensive Idling or Low-Speed Driving for Long Distances
- Inspect brake liningsldrums and brake padsldiscs


Towing a Trailer or Using a Camper or Car-Top Carrier
- Inspect brake linings/drums and brake pads/discs
- Inspect nuts and bolts on chassis and body
- Lubricate propeller shaft and re-torque bolt
- Replace differential oil
- Replace transfer case oil
- Replace transmission fluid or oil


Off-Road Maintenance
If you own a Land Cruiser or a four-wheel-drive RAV4, Sequoia, Tacoma, Tundra or 4Runner, you should check the following items daily whenever you drive off-road through deep sand, mud or water:
- Brake lines and hoses
- Brake linings/drums and brake pads/discs
- Differential oil
- Drive shaft bearings (Land Cruiser)
- Engine air filter
- Steering linkage and boots
- Transfer case oil
- Transmission fluid or oil
- Wheel bearings (Land Cruiser)
- For all four-wheel drive vehicles except RAV4, you should also lubricate the propeller shafts daily.