— Only have maintenance and repair work on the vehicle carried
out by specialized workshops. Volkswagen recommends
going to a Volkswagen dealer for this.
data transmissions
cybersecurity
WARNING
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 ÿ . Among the connectivity
components that are not part of the equipment of all vehicles,
there are in particular:
Computers, data carriers and mobile phone devices that are
connected to the Internet or used in public or private networks
can be infected by manipulated data and malicious software.
· When using the Internet, in addition to generally known
precautionary measures, you should protect your computer,
data carriers and mobile phone devices with a suitable
antivirus program.
— Connection socket for diagnosis.
— Control unit with eSIM card mounted
(TO THE FATHER).
· Regularly update the appropriate antivirus program with the
updates and new versions provided by the respective
vendor.
— Telephone interface.
— Media Control.
— App-Connect.
- WiFi access point.
WARNING
— NFC wireless communication technology.
— Bluetooth® telephone interface.
The risk of unauthorized third parties gaining access to the
functions and control units of the vehicle through malicious
software or an Internet attack cannot be ruled out despite the
security mechanisms in the vehicle. If malicious software is
— USB connection.
— Toma multimedia AUX-IN.
introduced into the vehicle, it can influence, disable or control
control units and vehicle functions, causing serious accidents
— SD card slot.
— SIM card slot.
and fatal injuries.
Connectivity components are the key points in cybersecurity.
Connectivity components in particular, but also other control
units, are equipped with security mechanisms that minimize the
risk of unauthorized third parties gaining access to vehicle
· Malicious software can also access data and information
stored in control units, the infotainment system, connected
data carriers and paired mobile wireless devices.
systems.
Vehicle-mounted security mechanisms and software are
continually being developed. As in the case of computers or
If the vehicle performs differently than the
habitually or reacts or behaves in a strange way, reduce
speed immediately (if possible) in a controlled manner and
go without delay to the nearest specialized workshop or
request the help of specialized personnel, e.g. For example,
to tow the vehicle.
the operating systems of mobile phone devices, software and
security mechanisms mounted in the vehicle can also be updated
on an ad hoc basis.
Software updates generally improve the security, stability, and
execution speed of existing vehicle systems.
Upgrade system
You can actively contribute to reducing the risk of unauthorized
third parties accessing vehicle systems and functions:
Introduction to the topic
— Do not use data carriers, Bluetooth devices or mobile phone
devices containing manipulated data or malicious software in
the vehicle.
The factory-fitted infotainment system supports the “System
update” function. In this way, Volkswagen AG can update the
following control units in the vehicle, without the need for you
to visit a specialist workshop:
— Immediately install updates
software provided by Volkswagen ÿ p. 208.
208
data transmissions
— Central infotainment computer.
General features
— Instrument panel control unit di
guitar
,
Please note on
at the beginning of this chapter,
page 208.
— OCU (control unit for Volkswagen We Con
nect).
System update available If on, the
The “system update” function is only available in some countries.
infotainment indicates when a system update is available. The
system update takes place in two phases:
Requirements for a system update
— There is a We Connect contract in effect between us
ted y Volkswagen.
— Download phase: The system update can be downloaded at
any time with the ignition on.
— You have a Volkswagen user account
We Connect activa.
— Installation phase: the software can only be installed with the
engine switched off and the bonnet, trunk, glass roof, all
windows and doors closed.
— The vehicle is assigned to your user account
de We Connect.
— The vehicle's electrical system is operational.
— The 12 volt battery has sufficient charge.
Before each of the phases, the consent of the driver will be
requested to start the corresponding procedure.
— In the country concerned, the function “system update” is
offered.
If multiple system updates are available for the vehicle, one
system update must first be successfully installed before the
next one can be installed.
WARNING
During the installation of the software, the control units are
disabled and do not work. Driving with control units disabled
or not working 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.
· Install the software in a suitable place, where other road
users are not hindered.
· Never use the vehicle during an installation
tion of the software.
Operations
WARNING
,
Please note on
at the beginning of this chapter,
page 208.
If the digital instrument cluster does not function after
software installation, the instruments, warning lamps, symbols
and messages cannot be displayed. Driving with the damaged
digital instrument panel can cause accidents and fatal injuries.
Downloading a system update
For the download, choose a place or area with sufficient mobile
phone and GPS coverage. For the download, the ignition has to
be switched on. Downloading can be interrupted at any time and,
if necessary, continues when the ignition is switched on.
· Do not use the vehicle and contact Volkswagen Customer
Service.
The duration of the download depends on the quality of the
network, the volume of data and the type of update. As an
orientation, approx. 30 seconds per megabyte (MB). Always
perform the following steps in the order listed:
WARNING
In very isolated cases it may happen that, after installing the
software, some control unit stops working correctly.
1. Switch on the ignition and the infotain system
ment.
· Do not use the vehicle and contact Volkswagen Customer
Service.
2. Take into account the infotain information
ment.
3 G 0 0 1 2 7 6 0 A H
3. Start the download to the infotainment system.
Upgrade system
209
Software installation
Questions and answers about system
update
Choose a time for installation when you and other users will not
be driving the vehicle.
— Park the vehicle correctly, according to the legal provisions
and the conditions of the place.
,
Please note on
page 208.
at the beginning of this chapter,
- Turn off the motor.
What is a system update for?
— Close the engine hood, the tailgate, the glass roof and all
The system update is a preventive measure to avoid incidents
and unwanted states. For example, to protect against malicious
software and to optimize the operation of the software.
the windows and doors.
that.
— Confirm the installation of the software on the system
the infotainment.
Do I have to update the system?
— Get out of the vehicle taking all the keys with you.
you see from the vehicle
In your own interest you should update the system. If the driver
rejects the system update several times, you should go to a
— Make sure all occupants get out and do not leave any animals
in the vehicle.
specialized workshop.
— Lock the vehicle.
Can I interrupt the download of a system update?
Before restarting the engine, read the installation completion
message on the infotainment system. If the installation fails,
please note the notes on this.
Yes, it is possible ÿ p. 208, System update.
Can I interrupt the installation of the software?
No, it is not possible.
Limitations during software installation
During software installation, control units, functions and displays
are not available. Do not use the vehicle in the meantime.
What happens if the software installation is interrupted?
If the software installation is interrupted, e.g. For example,
due to damage to the vehicle's electrical system, control units
cannot be updated and may be damaged by incomplete software
installation ÿ p. 208, System update.
— Central infotainment computer: during the
installation, the infotainment central computer, the operating
and display unit and other control units are not available.
— Digital instrument cluster control unit: During software
installation, no or only a few indications can be displayed on
Can malicious software get into the vehicle with
Volkswagen-initiated system updates?
the digital instrument cluster.
Additional information ÿ p. 208, Cybersecurity.
— OCU (Control Unit for Volkswagen Car-Net or We Connect):
During software installation, services, the Emergency Call
Service and automatic accident notification are not available.
How long can I delay a system update?
In your own interest you should make available system
updates as soon as possible.
If a software installation fails
— Non-critical installation error: does not entail limitations
tions of operation. Reinstall the update.
Enable and activate features
(We Upgrade)
— Critical installation error: the control unit
corresponding does not work correctly. Functions and
indications are not available until the error is corrected. In
this case, please contact Volkswagen Customer Care.
Introduction to the topic
After delivery of the vehicle, certain functions or equipment can
be permanently added.
After a successful installation of the software
Depending on the vehicle model, it is generally possible to
enable comfort and convenience functions.
If the software installation was successful, it is indicated in the
infotainment system.
210
data transmissions
2024 VW Passat Owner's Manual
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