NHTSA ID Number: 11016767
Manufacturer Communication Number: WSD0
TSB/Document Date: 2025-04-07
Summary
Technical Information - WSD0 - Install Upgrade to the Software Network VR28.11(Workshop Campaign)
Troubleshooting for online functions to ensure long-lasting
online navigation, POI search and dynamic online route planning
Return to the introduction ⇒ Technical Information '9X10IN Introduction'.
FAQs on control unit programming and coding
Information
If individual programming or rework procedures could not be carried out correctly, please refer to the
Workshop Manual for the basic procedure for control unit programming with the PIWIS tester. ⇒ Technical
Information '9X10IN Basic information and procedure for control unit programming with the PIWIS tester.
Information':
In the event of a fault, always create a log with the PIWIS tester during programming with •P2“.
Work procedure: General:
Mar 28, 2025
Page 8 of 12
Fault indication
Cause
Source of
fault
Remedial action
Control unit
programming
The affected control unit
did not respond or did not
respond completely when
the vehicle information
was read out.
Vehicle
•
•
•
•
AfterSales
Cancel procedure
Close diagnosis
Terminal 15 change
Restart procedure
Service
Technical Information
2025
ENU
WSD0
9
Before the update:
Fault indication
Cause
Source of
fault
Remedial action
Diagnostic application
crashes (JAVA error
message)
Diagnostic
application
•
Restart diagnostic
application
The VCI connection
has been aborted
(the diagnosis has no
information on battery
voltage – see the
battery symbol at the
top right on the Tester
display).
VCI has
poor Wi-Fi
connection
•
Restart Tester, reinsert VCI
and try again
Ensure that WiFi connection
is stable, moving vehicle
to a suitable position in
workshop if necessary
Source of
fault
Remedial action
Diagnostic
application
•
•
During the update:
Fault indication
Cause
Diagnostic application
crashes (JAVA error
message)
•
•
•
The following fault
occurs at the step
"Attempting to connect
to SOD": "The release
versions of Tester and
PIUS do not match."
PIWIS Tester 4 did not
receive the required
release update. Since the
PIUS installs the updates
automatically, the release
versions no longer match.
AfterSales
PIWIS Tester
and PiUS
•
•
Checking update progress in
vehicle is mandatory
No ignition cycle during
update
Do not restart Tester until
update has been completed
in vehicle (“Messages” tile
--> installation "successful")
When the update is
concluded in the vehicle,
verify that the update is
complete. To do this, restart
the integration test using
the PIWIS Tester.
Install current release on
PIWIS Tester 4
Check availability of current
release on PiUS workshop
server
Mar 28, 2025
Page 9 of 12
9
Service
WSD0
ENU
Technical Information
2025
PIWIS Tester 4
cannot establish
communication with
diagnostic tester;
error message on first
attempt to establish
communication
Date / time in vehicle
is incorrect after
disconnecting /
re-connecting 12-V
battery (terminal 30)
Vehicle
Correct date / time in vehicle:
•
•
•
•
When the update
calculation result is
displayed, the following
fault occurs in all control
units to be programmed
/ coded: "Fault in
determining target
state for coding /
programming"
Fault while calculating in
backend system
Backend
system
•
On PIWIS Tester 4, the
progress of the vehicle
update is shown only
after approx. 27% has
been completed.
Diagnostic service
(RPC+) will not forward
the progress of the
update to the Tester
until it is approx. 27%
complete.
Vehicle
•
Wait until progress is
displayed
Vehicle,
GOBW
•
•
•
•
•
Final integration test reports
a communication error
Pull fuse from affected
control unit
Remove fuse
Wait for 30 seconds
Re-insert fuse
Re-attempted update
•
Repeat routine
Charging communication 1 (J1245) or
charging communication
2 (J1246) in update
attempt not OK -->
communication error.
Programming or coding
aborts at approx. 30%.
Mar 28, 2025
Page 10 of 12
Open "Control unit
overview"
Access "Gateway HCP5"
main control unit
Open "Service / Maintenance" menu
Select and execute "Set
time" menu item
Cleaning of the
systems in the
background prevents the
programming or coding
from being completed.
AfterSales
Backend
system
•
•
Lock vehicle and wait for bus
rest
Repeat update
Service
Technical Information
2025
WSD0
ENU
9
After the update:
Fault indication
Cause
Source of
fault
Remedial action
Delete the fault from the
fault memory.
Vehicle
•
Fault can be ignored
The VCI connection
has been aborted
(the diagnosis has no
information on battery
voltage – see the
battery symbol at the
top right on the Tester
display).
VCI has
poor Wi-Fi
connection
•
Restart Tester, reinsert VCI
and try again
Ensure that WiFi connection
is stable, moving vehicle
to a suitable position in
workshop if necessary
Diagnostic application
crashes (JAVA error
message)
Diagnostic
application
•
Restart diagnostic
application
•
•
Switch ignition off and on
Re-reading and deleting
fault memory
Passive fault memories
from high-voltage
control units cannot
be erased.
•
Valid error codes after the incremented software network VR28.11
Control unit
Fault code
Description
Remedy
"various" control units
B184C00
Protection of vehicle
diagnostics, actuation
active
•
Valid fault memory
entry
Brake electronics (J104)
C13F7F1
Bedding-in function,
active
•
Valid fault memory
entry after vehicle
handover
Front camera (R242)
U198C00
Road graph, received
fault value
•
After approval
drive: DTC passive
Front camera (R242)
B200FF2
Implausible signal
•
After approval
drive: DTC passive
Front camera (R242)
U12EF00
Front camera for driver
assistance systems,
implausible signal
•
After approval
drive: DTC passive
Front camera (R242)
U147C00
Emergency call module
and communication
unit, implausible signal
•
Remove flight
mode
After approval
drive: DTC passive
AfterSales
•
Mar 28, 2025
Page 11 of 12
9
Service
WSD0
ENU
Technical Information
2025
Front camera (R242)
U194E00
Application server
3 for system 1
(HCP3), Infotainment,
implausible signal
•
After approval
drive: DTC passive
Drive and chassis main
control unit HCP1
(J1312)
U202300
Drive torque
longitudinal distribution,
recuperation,
bedding-in function
active
•
Valid fault memory
entry after vehicle
handover
Drive and chassis main
control unit HCP1
(J1312)
U045D00
Driver assistance main
control unit HCP2
(J1274), ETHERNET
data bus driver
assistance, implausible
signal
•
After approval
drive: DTC passive
Driver assistance main
control unit HCP2
(J1274)
B200FF2
Implausible signal
•
After approval
drive: DTC passive
External communication
(J949)
U13EB00
Flight mode active
•
Deactivate flight
mode
Important Notice: Technical Bulletins issued by Porsche Cars North America, Inc. are intended only for use by professional automotive technicians who have attended Porsche
service training courses. They are
written to inform those technicians of conditions that may occur on some Porsche vehicles, or to provide information that could assist in the proper servicing of a vehicle. Porsche special tools may be necessary in
order to perform certain operations identified in these bulletins. Use of tools and procedures other than those Porsche recommends in these bulletins may be detrimental to the safe operation of your vehicle, and
may endanger the people working on it. Properly trained Porsche technicians have the equipment, tools, safety instructions, and know-how to do the job properly and safely. Part numbers listed in these bulletins
are for reference only. The work procedures updated electronically in the Porsche PIWIS diagnostic and testing device take precedence and, in the event of a discrepancy, the work procedures in the PIWIS Tester
are the ones that must be followed.
© 2025 Porsche Cars North America, Inc.
Mar 28, 2025
Page 12 of 12
AfterSales
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TSB/Document ID: WSD0
Replacement Service Bulletin Number:
MFR Communication Date: 2025-03-28
MFR Internal Campaign ID/Software Version: WSD0
Communication Type: Service Campaign
NHTSA Components: ELECTRICAL SYSTEM
MFR Component System:
MFR Component Subsystem:
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