2000 Nissan Pathfinder Owner's Manual - Page 231

Maintenance for offroad driving only) ( Whenever you drive offroad through sand, mud or water as deep as the wheel hub, more frequent maintenance may be required of the following items: Brake pads and discs Brake lining and drums Brake lines and hoses Wheel bearing grease Differential, transmission and transfer oil Steering linkage Propeller shafts and front drive shafts Air cleaner filter Clutch housing (See "Clutch housing drain" in the "8. Do-it-yourself" section for checking water entry.) These items should be checked frequently to assure safe and proper operation of your vehicle. EXPLANATION OF MAINTENANCE ITEMS Emission control system maintenance Additional information on the following items with * is found in the "8. Do-ityourself" section. Drive belts*: Check drive belts for wear, fraying or cracking and also for proper tension. Replace the drive belts if found damaged. Air filter: Under normal driving conditions, the air cleaner filter should be replaced in accordance with the maintenance schedule. However, driving the vehicle in dusty areas may cause more rapid clogging of the element. Consequently, the element may have to be replaced more frequently. EVAP vapor lines: Check vapor lines and connections for failure or looseness. If leaks are found, replace the lines. Fuel lines: Check the fuel hoses, piping and connections for leaks, looseness or deterioration. Replace any parts if they are damaged. Fuel filter: If the vehicle is operated under extremely adverse weather conditions or in areas where ambient temperatures are either extremely low or extremely high, the filter might become clogged. In such an event, replace the filter immediately. Engine coolant*: Flush and refill the cooling system. Engine oil & oil filter*: Under normal driving conditions, the engine oil and oil filter should be replaced in accordance with the maintenance schedule. However, under severe driving conditions, they may have to be replaced more frequently. Spark plugs*: Replace with new plugs having the correct heat range. Timing belt: Replace the timing belt for driving the camshafts. 9-10 Maintenance