It's on my to do list also . Just found the following link:
http://obdeleven.proboards.com/thread/240/carbon-screen-navi-seat-style
It also provides a link to a Youtube video taalking you through the VCDS process:
https://www.youtube.com/watch?v=pd5LT7S4Px4
Essentially here is the steps to take depending on which year of car you have:
- Carbon Navi screen (for cars up to MY2015) Leon 5F,
Information Electrics,
Coding 70
Byte 17
Bit 0 false
Bit 1 true
Reboot the Radio (hold on/off button for 10 seconds)
- For cars from MY2016 or Navi plus, Leon 5F:
Information Electrics,
Coding 07
Byte 17
Bit 0 true
Bit 1 true
Radio reboot (hold on/off button for 10 seconds)