Wind Deflector

WARNING: This page is about a different car, the 2013 Nissan Armada. However, it is still accessible from the selected car via links, so may be relevant.

Open glass lid assembly fully.
Visually check for proper installation, damaged/deteriorated components, or foreign objects within mechanism. Correct as required for smooth operation.
Check for grease at the wind deflector arm (1) and pivot areas. If necessary, apply a sufficient amount of grease for non-binding operation.

Fig 1: Identifying Wind Deflector Arm
Courtesy of NISSAN NORTH AMERICA, INC.
Check that the wind deflector (1) moves freely within the sunroof unit assembly while manually pressing down and releasing. If a malfunction is detected, remove the sunroof unit assembly and visually inspect. If damage is found, replace either wind deflector (1) or sunroof unit assembly as required.

Fig 2: Checking Wind Deflector Movement
Courtesy of NISSAN NORTH AMERICA, INC.