New C-Class Facelift 2019 (W205)
DVD COMAND NTG5.5 Audio20 (SA Code 506)
W205 COMAND Online NTG5.5 Audio20 Headunit
These cars usually have SA Code number 506. And Its navigation system requires a new MAP Navigation SD Card.
Every single MAP Navigation SD Card can be activated on one car only. It can not be used on any other car in the world.
You can learn more about other Mercedes Navigation System at https://c3tek.biz/en/all-mercedes-navigation
All you need to know about the SD Card Navigation
Picture the situation – you’re using a navigation system but you’ve still ended up taking a wrong turning. It’s not only annoying, it’s unnecessary too. If your navigation system is equipped with the latest software and the most recent map data, you’ve nothing to worry about.