2015 Nissan Leaf Service Manual Torrent - New for 2015. A significant number of enhancements were added to the 2015 Nissan Sentra including standard heated leather seats and rear disc brakes for SL models, a new Driver Package for the SV. New for 2015. The 2015 Nissan Versa sedan gains a revised exterior styling, two new exterior colors, and new fog light finishers, new side mirror designs for SV and SL trims. SV models also gain a.