As of 2020, VAG applied the SFD procedure in order to provide Vehicle Diagnostic Protection. Security Access protection system is used on 2020+ VW Golf VIII, Audi A3 8Y, Skoda Octavia A8, Seat Leon MK4 and others. Here we will show how to unlock VAG SFD gateway with our VXDIAG VCX SE 6154 and ODIS service software without login account.
Both ODIS S v11 and ODIS V23 work fine.
How to Unlock VAG SFD with ODIS Service Manually?
In a diagnostic start-up via “Self-diagnosis”, after selecting a control unit (i.e C002 Software Cluster unit) you can establish whether the control unit is SFD-protected using the “Display measured values” function
Select Manual SFD activation
If an activation token has not yet been generated, answer “No” to the following question:
Copy the original SFD IT backend code to clipboard
Visit https://vaglogins.com. Register and buy tokens.
It appears to generate one-time SFD unlock tokens for this exact scenario. They operate on a “credits” system, but you can buy 25 credits for 25€, (about $27) and 5 credits gets you an SFD challenge response for one module, whereas 15 credits gets you unlimited offline challenges for 60 minutes for a specific VIN.
They also offer an online coding generator for 10 credits. You sign up/sign in and buy tokens.
First enter VIN to activate VIN number
Paste original SFD code here.
Select brand and diagnostic address, here C002 for example
Then request SFD.
It take up to 30 seconds to generate this code so just be patient.
Copy the SFD calculation to clipboard.
Paste this code from clipboard on ODIS software.
Press Activate Control Unit to unlock SFD security gateway.
