We repair NTG4.0 navigation modules for Mercedes-Benz C CLASS ( W204) , GLK (X204), E Class (W212)
Porsche NTG4.0 navigation repair for all faults

The most common symptoms of a NTG4.0 failure:

Audio Cracking sound from all speakers or not sound at all
The navigation is stuck on Mercedes Logo
The NTG4.0 displays an error on the screen
The NTG4.0 head unit reboots continuously. It starts, resets and so on, indefinitely.
Your NTG4.0 navigation is completely dead: no LEDs, no backlight, it does not start at all
No CD or DVD playback
No image on the LCD screen
You cannot use the navigation function of your NTG4.0 anymore
Bad CD-DVD reader , cant play cd

All our repair cames coded with car vin nr , 12 months warranty , plug & play service