Is there a map update available for my nav-u™ portable navigation device?
Currently there is no map update available for these models. However, there is a firmware update available for your nav-u unit. Although the firmware update does not provide additional map data, it may improve the route quality of your map in certain situations. The firmware update is available from the Sony® Support Web Site.
Product Repair
Repair information and service assistance
Community
Here you can ask questions and connect with other Sony users
Parts & Accessories
Product information and sales assistance
Register a Product
Keep track of all your products in one location
Contact Support
Product support & customer relations
Support by Sony (Mobile App)
Get Support Content on the Go!
