Coolant type
From the owner's manual. The coolant type is a single-source spec — your owner's manual or the OEM parts catalog is the authority, and it's the final word.
System capacity
7.3 qt
Manufacturer figure

PEAK · CCT 6.6/10
Where this came from
- 2020 Nissan Sentra Owner's Manual (Technical and consumer information — Capacities and recommended fluids/lubricants) — source