Install rear side trim panel ⇒ Workshop Manual '427119 Remove and install rear side trim
panel'.

13.2

Installing rear cover ⇒ Workshop Manual '427119 Remove and install rear cover'.

13.3

Install roll-over bar ⇒ Workshop Manual '427119 Remove and install roll-over bar'.

13.4

Install seats ⇒ Workshop Manual '427119 Remove and install front seat (sports bucket seat)'.

13.5

Install door entry guard ⇒ Workshop Manual '427119 Remove and install door entry guard'.

13.6

Install wheels with central bolt ⇒ Workshop Manual '427119 Remove and install wheel with
central bolt'.

13.7

Connect the battery.

14 Rear axle Aerodisc

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Tequipment

Installation and Conversion Instructions

1.
2.
3.

911 (992)
11 / 24 ENU

0913

0

Aerodisc
Þ Aerodisc -1-. Tightening torque: 15 Nm
– Position Aerodisc and screw it in using new screws⇒
(11.06 ftlb)
– Repeat this procedure on the other side.
– Fit wheel trim cover.

15 Installing door entry adhesive label

1.

Installing tyre pressure adhesive label
– Make adhesive surface grease-free.

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2.
Tool:

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Installation and Conversion Instructions

11/24

– Glue new adhesive label as shown ⇒ Installing tyre pressure adhesive label.

P90999 - P90999 - PIWIS Tester 4
CW nut: 685 10 179
Hazet key T10395/5 or HAZET - E49/MA
16 Coding/programming Manthey Kit QY6
Information
The function is ONLY available when the Tester is online.
Information
The PIWIS Tester instructions take precedence since the description may be different with later Tester
releases.
The procedure described here has been structured in general terms. Different text or additional information may appear on the PIWIS Tester.
NOTICE
Voltage drop
•

Irreparable damage to control unit

•

Damage to control unit

•

Error entries in control unit

•

Control unit coding aborted

•

Malfunctions in the control unit, even during programming

Þ
⇒

Switch off the ignition and remove ignition key before disconnecting the control unit.

Þ
⇒

Make sure that the power supply is not interrupted during programming.

Þ
⇒

Connect a battery charger with a current rating of at least 90 A to the vehicle battery.
NOTICE

Control unit programming will be aborted if the Wi-Fi connection is unstable.
•

An unstable Wi-Fi connection can interrupt communication between the PIWIS Tester and the vehicle communication module (VCI). As a result, control unit programming may be aborted.

Þ
⇒

During control unit programming, always connect the PIWIS Tester to the vehicle communication module (VCI) via
the USB cable.

Dec 17, 2025
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Tequipment

Installation and Conversion Instructions
16.1

16.2

911 (992)
11 / 24 ENU

0913

0

Preparatory work – Coding
16.1.1

Connect P90999 - P90999 - PIWIS Tester 4 to the vehicle and switch it on.

16.1.2

Switch on ignition AND hazard warning lights on the vehicle.

16.1.3

Select the “Diagnostics“ menu item on the PIWIS Tester.

16.1.4

If P90999 - P90999 - PIWIS Tester 4 is connected correctly, a connection to the
vehicle will be established: Model line “911“ is detected.

16.1.5

Press •F12“ to go to the control unit search screen.

16.1.6

Question: “Should an FAP be created?“ If “Yes”, press •F12“ to confirm.

16.1.7

Select “KD-FAP“ in the next menu item and press •F8“ to start.

Enter the new vehicle equipment in the vehicle data using “PIWIS Online“
16.2.1

Press •F7“ in the control unit overview to switch to the “Additional menu“.

16.2.2

Select the “Maintain vehicle data with PIWIS-ONLINE” function.
A message appears informing you that the “Actual“ (vehicle) data and “Required“
(PIWIS Online) data will be compared.
Press •F12“ to continue.

16.2.3

Confirm the message “The vehicle data was compared with PIWIS Online. Significant
differences were found“ with •F12“.

16.2.4

In the "Family" column, search for the "QY6 control coding Manthey Kit" option.
Mark value at the rear column with a check mark (click button).

16.2.5

A table containing the coding value and the columns “new value“ and “old value“ is
displayed in the overview. Press •F8“ to continue.

16.2.6

Data is then written/saved. The following messages appear one after the other:
•
•
•
•

16.3

Transfer vehicle data to PIWIS Online.
Write and transfer vehicle data to the vehicle.
Vehicle order was written successfully.
A check was performed in order to check whether control units have to be coded
or programmed as a result of the changes that were made.

Code/program the new vehicle equipment.
16.3.1

Confirm the table containing a list of control units that must be coded/programmed,
by pressing •F12“.

16.3.2

Individual data records will be loaded, depending on the number of control units to be
coded/programmed.
Information “Creating backup documentation.“ Please wait … and “Coding was
completed successfully”. Press •F12“ to continue.

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Installation and Conversion Instructions

11/24

Repeat the process for other control units if necessary.
16.3.3

Wait for the “Adaptation of the control units is complete.“ Wait and check the coding
status of the control units in the displayed table.
Continue by pressing •F12“ to return to the control unit overview.

16.4

Read out the fault memory of all systems, work through any existing faults and erase the fault
memory. ⇒ Workshop Manual '0335IN Diagnostics maintenance: Diagnostic system and maintenance inter...'

16.5

Switch off ignition and disconnect P90999 - P90999 - PIWIS Tester 4.

16.6

Disconnect battery charger ⇒ Workshop Manual '2X00IN Battery trickle charging'.

16.7

Drive the vehicle off the lifting platform.

17 Suspension alignment
NOTICE
Vehicle and driver weight
•

Before starting the alignment process, please ensure the following conditions are met:

Þ
⇒

Fuel tank is completely full

Þ
⇒

Driver’s weight (incl. helmet and racing suit) has been determined or requested and is placed on the driver’s seat
with an equivalent weight

Information
•

Dec 17, 2025
Page 58 of 61

911 992 GT3 RS with Weissach package: The stabiliser bar on the rear axle is adjustable in two
positions only (medium and soft).

17.1

Measure vehicle with standard values (delivery status) ⇒ Workshop Manual '2X00IN Settings
for vehicle alignment'.

17.2

Measure vehicle with measuring wheel system ⇒ Installation and Conversion Instructions
'440000 Measuring wheel system'. Here, observe and perform work steps 20 and 21 from the
chapter “Front diffuser front apron, front spoiler lip, front underbody“.

Adjustment

Delivery setup for front axle

Delivery setup for rear axle

Anti-roll bar

soft

center

Ride height on tyres

106 mm

258 mm

Ride height on measuring wheel

83 mm (Offset -23 mm)

246 mm (Offset -12 mm)

Toe unpressed (total)

-2 mm/-14'

/

Toe per wheel

-1 mm/-7'

+1.5 mm/+10'

Camber

-1.5°/-1° 30'

-1.5°/-1° 30'

Tequipment

911 (992)

Installation and Conversion Instructions

11 / 24 ENU

0913

Adjustment

Front axle race circuit setup

Rear axle race circuit setup

Anti-roll bar

soft

center

Ride height on tyres

103 mm

255 mm

Ride height on measuring wheel

80 mm (Offset -23 mm)

243 mm (Offset -12 mm)

Toe unpressed (total)

-2 mm/-14'

/

Toe per wheel

-1 mm/-7'

+1.5 mm/+10'

Camber

-2.75°/-2° 45'

-2.75°/-2° 45'

0

18 Download/installation of diagnostic software for chassis
18.1

Link to download page: https://data.porsche-racing-experience.com:25001

1.
2.

– User name: Porsche_Center
– Password: !Porsche992GT3RS?

Tequipment

Login

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0

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2

11/24

3.

4.
5.

Dec 17, 2025
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Installation and Conversion Instructions

– Select the marked folder.

Selection of the folder

Download
– The image shows an example of the download from the Calibration Tool; each individual folder must be downloaded.
– Unzip ZIP files.

Tequipment

Installation and Conversion Instructions
18.2

911 (992)
11 / 24 ENU

0913

0

For carrying out the diagnostic tool and handling, see the following document: SIT, 0 Guided
fault finding - Manthey Kit chassis.

0913 23 66:

911 GT3 RS Manthey Kit complete
Includes:
911 GT3 RS Manthey Performance Kit installed, vehicle aligned
and adjusted.

Labor time: 1400 TU

0913 23 67:

Individual chassis scope
Includes:
Chassis installed, align and adjust vehicle.

Labor time: 1100 TU

0913 23 66:

Single scope of aerodynamic package.
Includes:
Install aerodynamic components.

Labor time: 800 TU

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.

Tequipment

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