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Get official Autel VAG SFD (Schutz Fahrzeug Diagnose) authorization to unlock protected control units on Volkswagen Group (VAG) vehicles. This 24-hour SFD token for one VIN enables advanced functions such as coding, adaptations, matching, basic settings, guided functions, and more on supported 2020+ models.
SFD – Schutz Fahrzeug Diagnose is an additional security layer introduced by Volkswagen Group to help protect vehicle owners from fraud and unauthorized modifications. SFD restricts access to advanced diagnostic functions such as adaptations, coding, and parameterizations unless the diagnostic tool is properly authorized.
Commonly applies to models manufactured from 2020+ on platforms like MQB Evo (e.g., VW Golf 8, Škoda Octavia IV, Seat Leon IV, Audi A3 8Y, Q4) and MEB (e.g., VW ID.3, ID.4, Škoda Enyaq).
If the vehicle has SFD protection enabled, you must unlock the system before performing advanced operations. Without unlocking, the ECU may deny access to protected functions.
SFD protection can apply to multiple ECUs, including:
SFD is commonly found on many VAG vehicles from 2020+. Examples include (not limited to): Audi A3 8Y, Q4 e-tron, VW Golf 8, ID.3/ID.4/ID.5/ID.Buzz, Škoda Octavia IV, Enyaq, SEAT Leon IV, Cupra Born, and more.
Supported:
Upcoming support (as listed):
Q: What does “24H token for one VIN” mean?
A: The token is valid for 24 hours and applies to one vehicle (one VIN), allowing SFD unlock operations on that vehicle during the validity period.
Q: Is anything shipped?
A: No. This is an online activation token. You provide your device serial number after purchase.
Q: Do I need an Autel subscription?
A: Yes. Make sure your Autel diagnostic subscription is active and within the validity period before using the SFD token.
Note: Vehicle/module availability varies by model year, region, and ECU configuration. Always confirm compatibility and ensure an active Autel subscription before purchase.
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