The RNS 315 v.4 map update is provided as a free download for informational purposes only. The accuracy and completeness of the maps cannot be guaranteed. Please ensure that you have the latest software version installed on your RNS 315 system before updating the maps.
The RNS 315 v.4 map update is a comprehensive update that includes: download RNS 315 v.4 Map Update - SD Card
RNS 315 v.4 (and subsequent versions like V12) map update is primarily distributed via physical pre-loaded SD cards The RNS 315 v
You cannot simply download an ISO or ZIP file of the maps, copy it to a standard retail SD card, and insert it into your car. The RNS 315 unit strictly checks the hardware-level CID of the SD card. If the CID does not match the encrypted map files, the system will display an "SD Card Error" or "No Valid Navigation Data Found." The Linux Workaround (For Advanced Users) download RNS 315 v.4 Map Update - SD Card