Some of you might happen this problem when using MB SDConnect C4 2012 E550 4matic
No more updates can be installed on the diagnostic system.
The following Function are not available:
- Initial startup
- SCN coding
- Control unit update “
Solution way from obd2shop.co.uk engineers:
Please download the sd-c4-kontext.zip file from :
After Unzip it , Copy the kontext.gmf file to C：\ Program Files（x86）\ Mercedes-Benz \ Xentry \ Kontexte and replacement.
Then the problem would be solved!
Hope it would help you !
Check more information for MB SD C4 from: