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Table of Contents > Data transmissions > Cybersecurity

VW Tiguan 2021 Owner's Manual ➜ Cybersecurity

WARNING  
data transmissions  
Malware can cause malfunctions of control units  
and vehicle functions despite the installed safety  
mechanisms. This can cause accidents and serious  
cybersecurity  
injuries.  
Cybersecurity refers to measures that reduce  
the risk of unauthorized access via malicious  
software or an attack via the Internet to vehicle  
functions, data and control units.  
· If the vehicle performs or reacts differently than  
usual, reduce speed in a controlled manner.  
· Wenden Sie sich an einen hierfür qualifizierten  
Fachbetrieb. Volkswagen recommends a  
Volkswagen dealer.  
What are connectivity components?  
Schadsoftware kann auch auf Daten und Infor  
Control units for data transmission, interfaces and  
connections for multimedia and diagnostics are  
connectivity components via which data and information  
can be exchanged between the vehicle and external  
devices or the Internet. Among the connectivity  
components that are not part of the equipment of all  
vehicles, there are in particular:  
mationen zugreifen, die in Steuergeräten, im  
Infotainment-System, auf angeschlossenen Daten  
trägern und gekoppelten Mobiltelefonen gespeichert  
sind.  
Minimize risks  
You can help yourself to reduce the risk of unauthorized  
third parties gaining access to vehicle systems and  
functions:  
— Connection socket for diagnosis.  
— Control unit with integrated eSIM card  
(OCU).  
— Verwenden Sie im Fahrzeug nur Datenträger,  
Bluetooth-Geräte und Mobiltelefone, die keine  
— Telephone interface  
manipulierten Daten oder Schadsoftware enthal  
ten.  
— App-Connect.  
— Immediately install system updates provided by  
Volkswagen ÿ p. 232.  
— WLAN (Wi-Fi) access point  
— NFC wireless communication technology.  
—Bluetooth interface.  
— Lassen Sie das Fahrzeug nur von einem hierfür  
Qualifizierten Fachbetrieb warten, reparieren und  
instand setzen. Volkswagen recommends going to  
a Volkswagen dealer for this.  
— USB (connection).  
— SD card slot.  
— SIM card slot.  
WARNING  
Connectivity components are the key points in  
cybersecurity. Connectivity components are also  
equipped with security mechanisms that minimize  
the risk of unauthorized third parties accessing  
vehicle systems.  
Computer, Datenträger und Mobiltelefone, die mit  
dem Internet verbunden sind oder in öffentlichen und  
private Netzwerken verwendet werden, kön nen  
durch manipulierte Daten infiziert und mit  
Schadsoftware belegt werden.  
· Schützen Sie Computer, Datenträger und Mobil  
telefone mit einem geeigneten Virenschutzpro  
Security Mechanisms  
gramm und durch allgemein bekannte Vor  
sichtsmaßnahmen.  
Vehicle-mounted security mechanisms and software  
are continually being developed. As in the case of  
computers or mobile phone operating systems,  
· Regularly update the appropriate antivirus program  
with system updates and new versions provided  
software and security mechanisms mounted in the  
by the relevant vendor.  
vehicle can also be updated on an ad hoc basis.  
System upgrades generally improve the security,  
stability, and execution speed of existing vehicle  
systems.  
5 N M 0 1 2 7 6 0 A J  
231  
cybersecurity  
that was not made by Volkswagen, can be removed  
with a system update.  
Upgrade system  
Ausstattungsabhängig können vor oder nach  
einer Systemaktualisierung einmalig Veröffen  
tlichungshinweise (“Release Notes”) angezeigt wer den,  
die die Änderungen am Fahrzeugzustand beschreiben.  
Post notes will no longer be displayed.  
Introduction to system update  
Die Systemaktualisierung ist eine vorbeugende  
Maßnahme z. B. zur Optimierung des Software  
laufs und zum Schutz vor Schadsoftware.  
Requirements for a system  
update  
What is a system update?  
Mit einer Systemaktualisierung kann im Fahrzeug die  
Software von Steuergeräten durch die Volkswagen AG  
aktualisiert werden, ohne dass Sie einen Fachbe trieb  
aufsuchen müssen.  
Please note on  
page 232.  
,at the beginning of this chapter,  
Jede Systemaktualisierung erfolgt in zwei Phasen, in  
einem Download und einer Softwareinstallation. Before  
Die Voraussetzungen müssen erfüllt sein, damit der  
Download einer Systemaktualiserung erfolgen kann und  
Sie die Installation der Software durchführen können.  
starting, the driver's approval is requested in the  
infotainment system to start the corresponding procedure.  
framework conditions  
The “system update” function is only available  
Wearable in some countries and not all vehicles.  
— Die Funktion “Systemaktualisierung” wird in Ih rem  
Land angeboten.  
— You have assigned the vehicle to your active We  
Connect user account.  
How do I know there is a pending system update?  
— Your current privacy setting allows sending  
If lit, the infotainment system indicates when a system  
update is available.  
and the reception of data and information ÿ p. 238,  
Privacy.  
If multiple system updates are available for the vehicle,  
one system update must first be successfully installed  
Conditions for the vehicle  
before the next one can be installed.  
— The vehicle must be in an area with sufficient  
mobile phone coverage.  
— The vehicle's electrical system is operational.  
WARNING  
— The 12 volt battery has sufficient charge.  
In very isolated cases it may happen that, after  
installing the software, some control unit stops working  
correctly.  
· Benutzen Sie das Fahrzeug nicht. Kontaktieren Sie  
Software download and installation  
die Volkswagen Kundenbetreuung.  
Please note on  
page 232.  
,at the beginning of this chapter,  
WARNING  
If the digital instrument cluster does not function after  
software installation, the instruments, warning lamps,  
symbols and messages cannot be displayed. Driving  
with a damaged instrument panel can cause accidents  
and fatal injuries.  
Download cost The  
download of a system update is done via the factory-  
fitted control unit with the eSIM card (OCU) and is free  
of charge. Volks wagen bears the connection costs.  
· Benutzen Sie das Fahrzeug nicht. Kontaktieren Sie  
die Volkswagen Kundenbetreuung.  
Download  
The following requirements must be met:  
A modification to increase power or efficiency  
(for example, engine tuning)  
— Voraussetzung für eine Systemaktualisierung  
ÿ p. 232, Requirements for a System Update.  
232  
data transmissions  

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