WARNING: This page is about a different car, the 2005 Nissan Titan. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Identifying Sunroof Fitting Adjustment
Courtesy of NISSAN MOTOR CO., U.S.A.
NOTE:
If any gap or height difference between glass lid and roof panel is found, check glass lid fit and adjust as follows: