Volkswagen protection of car diagnosis - Revision history

Bananabot: Added archive URLs for 3 citation(s) using CRWCitationBot

2026-02-23T08:06:00Z

Added archive URLs for 3 citation(s) using CRWCitationBot

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	==Origin of SFD==		==Origin of SFD==
	SFD(2) stems from UNECE regulations (Addendum 154 – UN Regulation No. 155, Addendum 155 – UN Regulation No. 156) which were adopted by the UNECE World Forum for Harmonization of Vehicle Regulations on June 24, 2020.<ref name=":1">{{Cite web \|author=Sekurit Service \|date=31 May 2025 \|title=Erweiterter CYBER-SECURITY-SCHUTZ (SFD2/UNECE) bei VAG-Fahrzeugen ab Modelljahr 2024 \|url=https://www.sekurit-service.com/medias/Technical-Bulletin-New-CSM-Funktion-at-VAG-vehicles-DE.pdf?context=bWFzdGVyfGltYWdlc3wxNjYyMTZ8YXBwbGljYXRpb24vcGRmfGFETmlMMmhsT0M4NU5UYzBORFkwTmpFNE5USTJMMVJsWTJodWFXTmhiQ0JDZFd4c1pYUnBiaUJPWlhjZ1ExTk5JRVoxYm10MGFXOXVJR0YwSUZaQlJ5QjJaV2hwWTJ4bGMxOUVSUzV3WkdZfDAyNmI1YjU0YjYyYzdjODA3ZTg3MTkzMDFjMDBjZjZhNTcyYjhmNjcwY2U2NmVlMTYyMGI3MzY2ZThlMTQ2MDg&attachment=true \|url-status=live \|access-date=30 May 2025 \|language=de}}</ref>		SFD(2) stems from UNECE regulations (Addendum 154 – UN Regulation No. 155, Addendum 155 – UN Regulation No. 156) which were adopted by the UNECE World Forum for Harmonization of Vehicle Regulations on June 24, 2020.<ref name=":1">{{Cite web \|author=Sekurit Service \|date=31 May 2025 \|title=Erweiterter CYBER-SECURITY-SCHUTZ (SFD2/UNECE) bei VAG-Fahrzeugen ab Modelljahr 2024 \|url=https://www.sekurit-service.com/medias/Technical-Bulletin-New-CSM-Funktion-at-VAG-vehicles-DE.pdf?context=bWFzdGVyfGltYWdlc3wxNjYyMTZ8YXBwbGljYXRpb24vcGRmfGFETmlMMmhsT0M4NU5UYzBORFkwTmpFNE5USTJMMVJsWTJodWFXTmhiQ0JDZFd4c1pYUnBiaUJPWlhjZ1ExTk5JRVoxYm10MGFXOXVJR0YwSUZaQlJ5QjJaV2hwWTJ4bGMxOUVSUzV3WkdZfDAyNmI1YjU0YjYyYzdjODA3ZTg3MTkzMDFjMDBjZjZhNTcyYjhmNjcwY2U2NmVlMTYyMGI3MzY2ZThlMTQ2MDg&attachment=true \|url-status=live \|access-date=30 May 2025 \|language=de \|archive-url=http://web.archive.org/web/20250708195024/https://www.sekurit-service.com/medias/Technical-Bulletin-New-CSM-Funktion-at-VAG-vehicles-DE.pdf?context=bWFzdGVyfGltYWdlc3wxNjYyMTZ8YXBwbGljYXRpb24vcGRmfGFETmlMMmhsT0M4NU5UYzBORFkwTmpFNE5USTJMMVJsWTJodWFXTmhiQ0JDZFd4c1pYUnBiaUJPWlhjZ1ExTk5JRVoxYm10MGFXOXVJR0YwSUZaQlJ5QjJaV2hwWTJ4bGMxOUVSUzV3WkdZfDAyNmI1YjU0YjYyYzdjODA3ZTg3MTkzMDFjMDBjZjZhNTcyYjhmNjcwY2U2NmVlMTYyMGI3MzY2ZThlMTQ2MDg&attachment=true \|archive-date=8 Jul 2025}}</ref>

	Since July 2022, these rules have applied to all newly registered model series of passenger cars, light commercial vehicles, trucks, and buses. Starting July 1, 2024, the regulations will apply to all newly manufactured vehicles, regardless of whether they are new or existing models.<ref name=":1" />		Since July 2022, these rules have applied to all newly registered model series of passenger cars, light commercial vehicles, trucks, and buses. Starting July 1, 2024, the regulations will apply to all newly manufactured vehicles, regardless of whether they are new or existing models.<ref name=":1" />
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	===Business model===		===Business model===
	SFD(2) protection can be bypassed by purchasing an unlock token which only can be used in the dealer specific software. A single token is available for $50 USD. Each activation token is uniquely assigned to a specific control unit and is valid for a single use only.<ref name=":2">{{Cite web \|author=VAGupdate \|date=31 May 2025 \|title=SFD Token \|url=https://vagupdate.com/sfd-token \|access-date=31 May 2025}}</ref>		SFD(2) protection can be bypassed by purchasing an unlock token which only can be used in the dealer specific software. A single token is available for $50 USD. Each activation token is uniquely assigned to a specific control unit and is valid for a single use only.<ref name=":2">{{Cite web \|author=VAGupdate \|date=31 May 2025 \|title=SFD Token \|url=https://vagupdate.com/sfd-token \|access-date=31 May 2025 \|archive-url=http://web.archive.org/web/20250601094857/https://vagupdate.com/sfd-token \|archive-date=1 Jun 2025}}</ref>

	During Guided Fault Finding procedures, SFD-protected control units are automatically re-locked at the conclusion of the diagnostic session. If this does not occur, the system will automatically re-lock the control unit 90 minutes after activation.<ref name=":2" />		During Guided Fault Finding procedures, SFD-protected control units are automatically re-locked at the conclusion of the diagnostic session. If this does not occur, the system will automatically re-lock the control unit 90 minutes after activation.<ref name=":2" />

	==Affected car models from Volkswagen AG==		==Affected car models from Volkswagen AG==
	The following is a list of Volkswagen AG car models known to be affected by the restrictions.<ref>{{Cite web \|last=PCI-Diagnose-Technik GmbH & Co. KG \|date=31 May 2025 \|title=SFD2 / UNECE - Erweiterter SFD Schutz \|url=https://forum.vcdspro.de/index.php?/wiki/misc/allgemeine-informationen/sfd2-unece-erweiterter-sfd-schutz-r68/#was-ist-sfd-2 \|access-date=31 May 2025 \|language=de}}</ref>		The following is a list of Volkswagen AG car models known to be affected by the restrictions.<ref>{{Cite web \|last=PCI-Diagnose-Technik GmbH & Co. KG \|date=31 May 2025 \|title=SFD2 / UNECE - Erweiterter SFD Schutz \|url=https://forum.vcdspro.de/index.php?/wiki/misc/allgemeine-informationen/sfd2-unece-erweiterter-sfd-schutz-r68/#was-ist-sfd-2 \|access-date=31 May 2025 \|language=de \|archive-url=http://web.archive.org/web/20250708195023/https://forum.vcdspro.de/index.php?/wiki/misc/allgemeine-informationen/sfd2-unece-erweiterter-sfd-schutz-r68/ \|archive-date=8 Jul 2025}}</ref>

	===Audi===		===Audi===

Bythmusters: added cargo

2026-02-03T03:25:04Z

added cargo

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	{{~~InfoboxProductLine~~		{{IncidentCargo
	\| ~~Title~~=Volkswagen AG - ~~Schutz der Fahrzeugdiagnose (SFD) ("Protection of car diagnosis")~~		\|Company=Volkswagen
	\| ~~Release Year~~=~~2024~~		\|StartDate=2024-07-01
	\| Product ~~Type~~=~~Inbuilt diagnosis filter for cars~~		\|EndDate=
	\| ~~In Production~~=~~Yes~~		\|Status=
	\| ~~Official Website~~=~~https://privacy.volkswagen.com/download/get-document-content/57b3edcf-a670-4cfc-87b5-f6afd70f3bb2~~		\|ProductLine=
	\| ~~Logo~~=~~QuestionMark.svg~~		\|Product=
			\|ArticleType=
			\|Type=Right to Repair,
			\|Description=
	}}		}}
	'''Protection of car diagnosis''' is a system from [[Volkswagen]] designed to protect software-controlled vehicle functions from unauthorized access and manipulation.<ref name=":0">{{Cite web \|author=Volkswagen AG \|date=1 Jul 2021 \|title=Schutz der Fahrzeugdiagnose - Nutzungsbedingungen \|url=https://privacy.volkswagen.com/download/get-document-content/57b3edcf-a670-4cfc-87b5-f6afd70f3bb2 \|url-status=live \|access-date=30 May 2025 \|archive-url=https://web.archive.org/web/20240304060729/https://privacy.volkswagen.com/download/get-document-content/57b3edcf-a670-4cfc-87b5-f6afd70f3bb2 \|archive-date=4 Mar 2024 \|language=de}}</ref>		'''Protection of car diagnosis''' is a system from [[Volkswagen]] designed to protect software-controlled vehicle functions from unauthorized access and manipulation.<ref name=":0">{{Cite web \|author=Volkswagen AG \|date=1 Jul 2021 \|title=Schutz der Fahrzeugdiagnose - Nutzungsbedingungen \|url=https://privacy.volkswagen.com/download/get-document-content/57b3edcf-a670-4cfc-87b5-f6afd70f3bb2 \|url-status=live \|access-date=30 May 2025 \|archive-url=https://web.archive.org/web/20240304060729/https://privacy.volkswagen.com/download/get-document-content/57b3edcf-a670-4cfc-87b5-f6afd70f3bb2 \|archive-date=4 Mar 2024 \|language=de}}</ref>

AnotherConsumerRightsPerson: attempted to fix very nerdy english

2026-01-15T16:35:37Z

attempted to fix very nerdy english

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	\| Logo=QuestionMark.svg		\| Logo=QuestionMark.svg
	}}		}}
			'''Protection of car diagnosis''' is a system from [[Volkswagen]] designed to protect software-controlled vehicle functions from unauthorized access and manipulation.<ref name=":0">{{Cite web \|author=Volkswagen AG \|date=1 Jul 2021 \|title=Schutz der Fahrzeugdiagnose - Nutzungsbedingungen \|url=https://privacy.volkswagen.com/download/get-document-content/57b3edcf-a670-4cfc-87b5-f6afd70f3bb2 \|url-status=live \|access-date=30 May 2025 \|archive-url=https://web.archive.org/web/20240304060729/https://privacy.volkswagen.com/download/get-document-content/57b3edcf-a670-4cfc-87b5-f6afd70f3bb2 \|archive-date=4 Mar 2024 \|language=de}}</ref>
	'''~~SFD(2) - Schutz der Fahrzeugdiagnose''' roughly translates to~~ Protection of car diagnosis ~~and~~ is a system from [[Volkswagen]] AG designed to protect software-controlled vehicle functions from unauthorized access and manipulation.<ref name=":0">{{Cite web \|author=Volkswagen AG \|date=1 Jul 2021 \|title=Schutz der Fahrzeugdiagnose - Nutzungsbedingungen \|url=https://privacy.volkswagen.com/download/get-document-content/57b3edcf-a670-4cfc-87b5-f6afd70f3bb2 \|url-status=live \|access-date=30 May 2025 \|archive-url=https://web.archive.org/web/20240304060729/https://privacy.volkswagen.com/download/get-document-content/57b3edcf-a670-4cfc-87b5-f6afd70f3bb2 \|archive-date=4 Mar 2024 \|language=de}}</ref>

	Access to the cars control units is secured in such a way that only users with a valid, personal account in the SFD backend of Volkswagen AG or in the system of the respective diagnostic system provider are authorized. In addition, all accesses to SFD-protected control units are individually logged via the SFD backend of Volkswagen AG to ensure traceability at a later stage.<ref name=":0" />		Access to the cars control units is secured in such a way that only users with a valid, personal account in the SFD backend of Volkswagen AG or in the system of the respective diagnostic system provider are authorized. In addition, all accesses to SFD-protected control units are individually logged via the SFD backend of Volkswagen AG to ensure traceability at a later stage.<ref name=":0" />

AnotherConsumerRightsPerson: AnotherConsumerRightsPerson moved page Volkswagen AG - SFD(2) / UNCE - Protection of car diagnosis to Volkswagen protection of car diagnosis: fix nerdy title kinda

2026-01-15T16:34:46Z

AnotherConsumerRightsPerson moved page Volkswagen AG - SFD(2) / UNCE - Protection of car diagnosis to Volkswagen protection of car diagnosis: fix nerdy title kinda

← Older revision		Revision as of 16:34, 15 January 2026
(No difference)

42.116.205.11 at 09:51, 13 November 2025

2025-11-13T09:51:21Z

← Older revision		Revision as of 09:51, 13 November 2025
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	}}		}}

	SFD(2) - Schutz der Fahrzeugdiagnose roughly translates to Protection of car diagnosis and is a system from [[Volkswagen]] AG designed to protect software-controlled vehicle functions from unauthorized access and manipulation.<ref name=":0">{{Cite web \|author=Volkswagen AG \|date=1 Jul 2021 \|title=Schutz der Fahrzeugdiagnose - Nutzungsbedingungen \|url=https://privacy.volkswagen.com/download/get-document-content/57b3edcf-a670-4cfc-87b5-f6afd70f3bb2 \|url-status=live \|access-date=30 May 2025 \|archive-url=https://web.archive.org/web/20240304060729/https://privacy.volkswagen.com/download/get-document-content/57b3edcf-a670-4cfc-87b5-f6afd70f3bb2 \|archive-date=4 Mar 2024 \|language=de}}</ref>		'''SFD(2) - Schutz der Fahrzeugdiagnose''' roughly translates to Protection of car diagnosis and is a system from [[Volkswagen]] AG designed to protect software-controlled vehicle functions from unauthorized access and manipulation.<ref name=":0">{{Cite web \|author=Volkswagen AG \|date=1 Jul 2021 \|title=Schutz der Fahrzeugdiagnose - Nutzungsbedingungen \|url=https://privacy.volkswagen.com/download/get-document-content/57b3edcf-a670-4cfc-87b5-f6afd70f3bb2 \|url-status=live \|access-date=30 May 2025 \|archive-url=https://web.archive.org/web/20240304060729/https://privacy.volkswagen.com/download/get-document-content/57b3edcf-a670-4cfc-87b5-f6afd70f3bb2 \|archive-date=4 Mar 2024 \|language=de}}</ref>

	Access to the cars control units is secured in such a way that only users with a valid, personal account in the SFD backend of Volkswagen AG or in the system of the respective diagnostic system provider are authorized. In addition, all accesses to SFD-protected control units are individually logged via the SFD backend of Volkswagen AG to ensure traceability at a later stage.<ref name=":0" />		Access to the cars control units is secured in such a way that only users with a valid, personal account in the SFD backend of Volkswagen AG or in the system of the respective diagnostic system provider are authorized. In addition, all accesses to SFD-protected control units are individually logged via the SFD backend of Volkswagen AG to ensure traceability at a later stage.<ref name=":0" />

Rain: Fixed typo and line break.

2025-07-14T08:23:35Z

Fixed typo and line break.

← Older revision		Revision as of 08:23, 14 July 2025
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	}}		}}

	SFD(2) - Schutz der Fahrzeugdiagnose roughly translates to Protection of car diagnosis and is a system from [[Volkswagen]] AG designed to protect software-controlled vehicle functions from unauthorized access and manipulation.<ref name=":0">{{Cite web \|author=Volkswagen AG \|date=1 Jul 2021 \|title=Schutz der Fahrzeugdiagnose - ~~Nutzungsbedingugen~~ \|url=https://privacy.volkswagen.com/download/get-document-content/57b3edcf-a670-4cfc-87b5-f6afd70f3bb2 \|url-status=live \|access-date=30 May 2025 \|archive-url=https://web.archive.org/web/20240304060729/https://privacy.volkswagen.com/download/get-document-content/57b3edcf-a670-4cfc-87b5-f6afd70f3bb2 \|archive-date=4 Mar 2024 \|language=de}}</ref>		SFD(2) - Schutz der Fahrzeugdiagnose roughly translates to Protection of car diagnosis and is a system from [[Volkswagen]] AG designed to protect software-controlled vehicle functions from unauthorized access and manipulation.<ref name=":0">{{Cite web \|author=Volkswagen AG \|date=1 Jul 2021 \|title=Schutz der Fahrzeugdiagnose - Nutzungsbedingungen \|url=https://privacy.volkswagen.com/download/get-document-content/57b3edcf-a670-4cfc-87b5-f6afd70f3bb2 \|url-status=live \|access-date=30 May 2025 \|archive-url=https://web.archive.org/web/20240304060729/https://privacy.volkswagen.com/download/get-document-content/57b3edcf-a670-4cfc-87b5-f6afd70f3bb2 \|archive-date=4 Mar 2024 \|language=de}}</ref>

	Access to the cars control units is secured in such a way that only users with a valid, personal account in the SFD backend of Volkswagen AG or in the system of the respective diagnostic system provider are authorized. In addition, all accesses to SFD-protected control units are individually logged via the SFD backend of Volkswagen AG to ensure traceability at a later stage.<ref name=":0" />		Access to the cars control units is secured in such a way that only users with a valid, personal account in the SFD backend of Volkswagen AG or in the system of the respective diagnostic system provider are authorized. In addition, all accesses to SFD-protected control units are individually logged via the SFD backend of Volkswagen AG to ensure traceability at a later stage.<ref name=":0" />

	==Origin of SFD==		==Origin of SFD==
	SFD(2) stems from UNECE regulations (Addendum 154 – UN Regulation No. 155, Addendum 155 – UN Regulation No. 156) which were adopted by the UNECE World Forum for Harmonization of Vehicle Regulations on June 24, 2020.<ref name=":1">{{Cite web \|author=Sekurit Service \|date=31 May 2025 \|title=Erweiterter CYBER-SECURITY-SCHUTZ (SFD2/UNECE) bei VAG-		SFD(2) stems from UNECE regulations (Addendum 154 – UN Regulation No. 155, Addendum 155 – UN Regulation No. 156) which were adopted by the UNECE World Forum for Harmonization of Vehicle Regulations on June 24, 2020.<ref name=":1">{{Cite web \|author=Sekurit Service \|date=31 May 2025 \|title=Erweiterter CYBER-SECURITY-SCHUTZ (SFD2/UNECE) bei VAG-Fahrzeugen ab Modelljahr 2024 \|url=https://www.sekurit-service.com/medias/Technical-Bulletin-New-CSM-Funktion-at-VAG-vehicles-DE.pdf?context=bWFzdGVyfGltYWdlc3wxNjYyMTZ8YXBwbGljYXRpb24vcGRmfGFETmlMMmhsT0M4NU5UYzBORFkwTmpFNE5USTJMMVJsWTJodWFXTmhiQ0JDZFd4c1pYUnBiaUJPWlhjZ1ExTk5JRVoxYm10MGFXOXVJR0YwSUZaQlJ5QjJaV2hwWTJ4bGMxOUVSUzV3WkdZfDAyNmI1YjU0YjYyYzdjODA3ZTg3MTkzMDFjMDBjZjZhNTcyYjhmNjcwY2U2NmVlMTYyMGI3MzY2ZThlMTQ2MDg&attachment=true \|url-status=live \|access-date=30 May 2025 \|language=de}}</ref>
	Fahrzeugen ab Modelljahr 2024 \|url=https://www.sekurit-service.com/medias/Technical-Bulletin-New-CSM-Funktion-at-VAG-vehicles-DE.pdf?context=bWFzdGVyfGltYWdlc3wxNjYyMTZ8YXBwbGljYXRpb24vcGRmfGFETmlMMmhsT0M4NU5UYzBORFkwTmpFNE5USTJMMVJsWTJodWFXTmhiQ0JDZFd4c1pYUnBiaUJPWlhjZ1ExTk5JRVoxYm10MGFXOXVJR0YwSUZaQlJ5QjJaV2hwWTJ4bGMxOUVSUzV3WkdZfDAyNmI1YjU0YjYyYzdjODA3ZTg3MTkzMDFjMDBjZjZhNTcyYjhmNjcwY2U2NmVlMTYyMGI3MzY2ZThlMTQ2MDg&attachment=true \|url-status=live \|access-date=30 May 2025 \|language=de}}</ref>

	Since July 2022, these rules have applied to all newly registered model series of passenger cars, light commercial vehicles, trucks, and buses. Starting 1 ~~July~~ 2024, the regulations will apply to all newly manufactured vehicles, regardless of whether they are new or existing models.<ref name=":1" />		Since July 2022, these rules have applied to all newly registered model series of passenger cars, light commercial vehicles, trucks, and buses. Starting July 1, 2024, the regulations will apply to all newly manufactured vehicles, regardless of whether they are new or existing models.<ref name=":1" />

	If SFD(2) is enabled, any unauthorized attempt to access one of the car’s engine control units will result in an timeout error message.<ref name=":1" />		If SFD(2) is enabled, any unauthorized attempt to access one of the car’s engine control units will result in an timeout error message.<ref name=":1" />

Sojourna: clean-up; could not fix pre-existing cite web error for second reference

2025-07-11T21:45:42Z

clean-up; could not fix pre-existing cite web error for second reference

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Rain: Fixed category.

2025-07-03T08:40:54Z

Fixed category.

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	[[Category:~~{{PAGENAME}}~~]]		[[Category:Volkswagen]]

Moon at 22:45, 30 May 2025

2025-05-30T22:45:01Z

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	During Guided Fault Finding procedures, SFD-protected control units are automatically re-locked at the conclusion of the diagnostic session. If this does not occur, the system will automatically re-lock the control unit 90 minutes after activation.<ref name=":2" />		During Guided Fault Finding procedures, SFD-protected control units are automatically re-locked at the conclusion of the diagnostic session. If this does not occur, the system will automatically re-lock the control unit 90 minutes after activation.<ref name=":2" />

	~~===Market Control===~~

	===Currently affected car models from Volkswagen AG<ref>{{Cite web \|last=PCI-Diagnose-Technik GmbH & Co. KG \|date=2025-05-31 \|title=SFD2 / UNECE - Erweiterter SFD Schutz \|url=https://forum.vcdspro.de/index.php?/wiki/misc/allgemeine-informationen/sfd2-unece-erweiterter-sfd-schutz-r68/#was-ist-sfd-2 \|access-date=2025-05-31}}</ref>===		===Currently affected car models from Volkswagen AG<ref>{{Cite web \|last=PCI-Diagnose-Technik GmbH & Co. KG \|date=2025-05-31 \|title=SFD2 / UNECE - Erweiterter SFD Schutz \|url=https://forum.vcdspro.de/index.php?/wiki/misc/allgemeine-informationen/sfd2-unece-erweiterter-sfd-schutz-r68/#was-ist-sfd-2 \|access-date=2025-05-31}}</ref>===

Moon: /* User Freedom (Why is SFD(2) a problem?) */

2025-05-30T22:44:36Z

User Freedom (Why is SFD(2) a problem?)

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	==Consumer impact summary==		==Consumer impact summary==

	=== User Freedom (Why is SFD(2) a problem?) ===		===User Freedom (Why is SFD(2) a problem?)===

	*'''Restricted Access:''' Only authorized users can access or modify key vehicle systems; independent mechanics and owners will be locked out from any kind of repair which requires interacting with the cars ECU.		*'''Restricted Access:''' Only authorized users can access or modify key vehicle systems; independent mechanics and owners will be locked out from any kind of repair which requires interacting with the cars ECU.
	*'''Dealer Dependence:''' Owners are forced to rely on Volkswagen dealerships for repairs and updates, leading to higher costs and less flexibility.		*'''Dealer Dependence:''' Owners are forced to rely on Volkswagen dealerships (or VW authorized repair centers) for repairs and updates, leading to higher costs and less flexibility.
	*'''Aftermarket Barriers:''' DIY and independent repairs or upgrades are blocked, even for simple tasks.		*'''Aftermarket Barriers:''' DIY and independent repairs or upgrades are blocked, even for simple tasks.
	*'''Privacy Concerns:''' All access is logged, raising data privacy issues.		*'''Privacy Concerns:''' All access is logged, raising data privacy issues.