2007 Nissan Sentra Owner's Manual - Page 246

LDI0590 LDI0371 WDI0521 Type B 5. Remove the dipstick again and check the oil level. It should be between the H (High) and L (Low) marks B . This is the normal operating oil level range. If the oil level is below the L (Low) mark A , remove the oil filler cap and pour recommended oil through the opening. Do not overfill C . 6. Recheck oil level with the dipstick. It is normal to add some oil between oil maintenance intervals or during the break-in period, depending on the severity of operating conditions. 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. MR20DE engine A B C Oil filler cap Oil drain plug Oil filter 8-10 Maintenance and do-it-yourself