2001 Nissan Altima Owner's Manual - Page 186

CAUTION Oil level should be checked regularly. Operating the engine with an insufficient amount of oil can damage the engine, and such damage is not covered by warranty. If the oil filter is to be changed, remove and replace it at this time. See ''Changing engine oil filter'' later in this section. CAUTION Be careful not to burn yourself. The engine oil may be hot. ● Waste oil must be disposed of properly. ● Check your local regulations. DI1302 6. Clean and reinstall the drain plug and a new washer. Securely tighten the drain plug with a wrench. Drain plug tightening torque: 22 to 29 ft-lb (29 to 39 N m) Do not overtighten. 7. Refill the engine with a recommended oil through the oil filler opening, then install the oil filler cap securely. See the ''Technical and consumer information'' section for drain and refill capacity. The drain and refill capacity depends on the oil temperature and drain time. Use these specifications for reference only. Always Do-it-yourself CHANGING ENGINE OIL 1. Park the vehicle on a level surface and apply the parking brake. 2. Start the engine and let it idle until it reaches operating temperature, then turn it off. 3. Remove the oil filler cap. 4. Place a large drain pan under the drain plug. 5. Remove the drain plug with a wrench and completely drain the oil. 8-9