2011 Nissan Sentra Owner's Manual - Page 296

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. Make sure to follow the engine oil changing intervals in the maintenance booklet. Operating under the following conditions may require more frequent oil change: ● repeated short distance driving ● driving in dusty conditions ● stop and go commuting. MR20DE engine A B C WDI0521 WDI0597 QR25DE engine A B C Oil filler cap Oil drain plug Oil filter Oil filler cap Oil drain plug Oil filter 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 A by turning it counterclockwise. Maintenance and do-it-yourself 8-11