Seems like you are enjoying your new scan tool
You might want to watch this video by OBD4Everyone. It explains all of the standard OBD PIDs on a G37... which should be exactly the same as the Z, or any VQ37
Nissan & Infiniti 3.7 litre V6, All Engine Sensors Explained: OBD4Everyone Ep.18
https://youtu.be/CXDX-89_ArU