For anyone seeing an error in the myAudi App stating "47VW - S-Überprüfung Bremskraftverstärker", it seems that there is an active service campaign to replace the front brake hoses.
You may also see the a message when logging into my.audi.com
Service campaign
Your Audi Q6 e-tron vehicle may be affected by one or more service campaign(s).
Campaign numbers: 47VW
You may also see the a message when logging into my.audi.com
Service campaign
Your Audi Q6 e-tron vehicle may be affected by one or more service campaign(s).
Campaign numbers: 47VW