WARNING: This page is about a different car, the 2013 Nissan Xterra. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Cross-Sectional View Of A/T Control System (2WD)
Courtesy of NISSAN NORTH AMERICA, INC.
Fig 2: Cross-Sectional View Of A/T Control System (4WD)