Sounds like a known issue.. hopefully Nissan dealerships are on top of this
http://www.the370z.com/exterior-inte...tml#post514553
Or it could a simple blown fuse,
I would check the fuse box located at the driver side kick panel, as explained by a post by forum member
This would be a quick fix if it's root cause, if not, then, you're getting a power module under warranty..