Easy to find out. Park the car on a level surface. Drain the oil and change the filter. Add 4.5 quarts of the correct weight oil, start the engine and run for 2 minutes. Shut down, wait 30 minutes and check the oil level. Add as necessary to reach the full mark on the dipstick. You now know the capacity.
4 quarts
A 1998 Nissan Maxima holds 5 quarts of oil. This includes the oil stored within the oil filter which is replaced during an oil change.
4 and a half quarts
4 7/8 quarts is what the owners manual says
The capacity of oil in a 2000 Maxima is 4-1/4 qts or 4.0 liters
4.5 Quarts including the filter.
4 1/2 quarts with a filter change, 4 1/4 quarts without.
4.5 quarts of 5w30
3 7/8 quarts without filter change. 4 1/4 quarts with filter change.
The oil capacity depends on the year of the car. For the Nissan Maxima: 1984-1988 4.1 quarts 1989-1993 3.7 quarts 1994 SOHC 3.7 quarts; DOHC 3.6 quarts 1995-2001 3.9 quarts 2002-2006 4.5 quarts 2007-on No data yet; check your owner's manual
4 and 1 quarter quarts with filter change.
4 quarts and that's with a filter change