Possible Cause

WARNING: This page is about a different car, the 2004 Nissan Murano. However, it is still accessible from the selected car via links, so may be relevant.

Harness or connectors
(These switches circuit is open or shorted.)

(TCM and unified meter and A/C amp circuit is open or shorted.)

(CAN communication line is open or shorted.)
Mode select switch (Built into CVT control device)
Position select switch (Built into CVT control device)