What is the oil capacity of a 2006 mercury mariner 2.3 liter engine?

The oil capacity of a 2006 Mercury Mariner with a 2.3-liter engine is approximately 4.5 quarts (4.3 liters) when using a standard oil filter. If you're using a larger filter, the capacity may increase slightly. Always refer to the owner's manual for the most accurate specifications and recommendations.