12.3inch MERCEDES BENZ GLA CLA A W176 W117 Android Display Upgrade Replace Install Guide | Koason

KOASON 12.3inch screen installation guide for Mercedes Benz A CLA GLA class W176 W117 A117 C117 GLA X156 NTG4.5 4.7 system. The car in video is Mercedes Benz AMG A45 2015 year. If you have no sound/no audio in android after installation, please check if your car has no Aux , for NTG4.5 system without Aux , need to activate Aux first as following video:    • How to Activate AUX in Koason Mercede...   If your car Mercedes Benz A class W176 W117 A117 C117 X156 is NTG5 system, please check the following installation guidance:    • Mercedes Benz Android Screen | NTG5 S...   For more details ,please visit : www.koason.com/