In this article, we will show you how to unlock SFD in Newer VW and Audi Diagnosis, so we have access to modules and diagnose the vehicle. 1.What is SFD Lock? In 2020, the Volkswagen Group (VAG) manufacturers introduced a procedure preventing unauthorized control module modifications – SFD (Vehicle Diagnostic Protection). 2.How to Unlock SFD? … Continue reading How to Unlock SFD Protection on Autel Tablet for Newer VW Audi?