harness near the rear skirt and air
guide(s).

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Figure 8

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3.1.3

ONLY for vehicles WITH SportDesign package (+ 2D1):
1
2
3
4
5
•
•

3.2

Unclip air intake frame (center)
( Figure 9 -1-)
Remove countersunk screw,
ST4.8 x 16 (1 ea.) and
oval-head screw, TP6 x 20 (2
ea.) for painted trim in the air
intake frame (left  Figure 9
-2-/right)
Figure 9

3.1.4

Unclip air intake frame (left 
Figure 9 -4-/right) from rear skirt.

3.1.5

ONLY for vehicles WITH SportDesign package (+ 2D1): Remove painted trim (left
 Figure 9 -3-/right)

3.1.6

Unclip rear skirt from rear apron.

Install new rear skirt
3.2.1

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– Air intake frame (center)
– Countersunk screw, ST4.8
x 16
– Oval-head screw, TP6 x 20
– Air intake frame (left)
– Painted trim (left)

Clip new rear skirt into the rear apron (  Workshop Manual '636819 Removing
and installing rear skirt').

Tequipment

Installation and Conversion Instructions
3.2.2

911 (992)
21/19

ENU

2601

2

ONLY for vehicles WITH SportDesign package (+ 2D1):
1
2
•
•

– Painted trim (right)
– Rear skirt
Clip in air intake frame (center)
( Figure 9 -1-)
Clip in painted trim (left/right
 Figure 10 -1-)

3.2.3

Clip air intake frame (left/right) into
the rear skirt.

3.2.4

ONLY for vehicles WITH SportDesign package (+ 2D1):
Secure painted trim (left/right) with
countersunk screw, ST4.8 x 16 (1
ea.) and oval-head screw, TP6 x 20
(2 ea.).

Figure 10

Countersunk screw, ST4.8 x 16: Tightening torque 3.2 Nm (2.1 ftlb.)
Oval-head screw, TP6 x 20: Tightening torque 3.2 Nm (2.1 ftlb.)
3.2.5

ONLY for USA vehicles WITHOUT SportDesign package (- 2D1):
Remove attachment (at the left/right) from the old rear skirt and install it on the new
rear skirt.

3.2.6
3.3

Clip in/engage electric wire harness near the rear skirt and air guide(s).

Install new exhaust pipe cover in matt black (left/right) (  Workshop Manual '637019
Removing and installing trim frame for tailpipe cover').
3.3.1

Install new clamping sleeve, St 4.8
x 22 x 18 (3 ea.) on exhaust pipe
cover (left  Figure 11 /right).
1
2

– Clamping sleeve, St 4.8 x
22 x 18
– Exhaust pipe cover, Matt
Black (left)

3.3.2

Clip exhaust pipe cover in matt
black (left/right) into the rear skirt.

3.3.3

Install retaining strip for exhaust
pipe cover in matt black
(left/right)/rear skirt on rear trim panel.

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Figure 11

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3.4

Install new sport tailpipe in black or silver (left/right) (  Workshop Manual '263519
Removing and installing tailpipe cover').
3.4.1

Install new sport tailpipe (black or silver) hand-tight using new screws (4.8 x 16, 3
ea.) on the relevant exhaust pipe cover in matt black (left/right).

3.4.2

Turn the rear apron and check that the gap = "dimension Z" between the new sport
tailpipes and exhaust pipe cover (rear apron – left and right side of vehicle ) is
symmetrically constant ( Figure 12).
Re-align sport tailpipes if necessary.

3.4.3

4

Coding:

5

Tighten countersunk screw, ST4.8
x 16 (3 ea.): Tightening torque
3.2 Nm (2.1 ftlb.)

Concluding mechanical work
4.1

Install rear apron (  Workshop Manual
'635519 Removing and installing rear
apron').

4.2

Install wheels on rear axle (  Workshop
Manual '440519 Removing and installing
wheel').

Figure 12

Coding/programming sport exhaust system - Silver (0P8)/Black (0P9)

NOTICE
Voltage drop
•

Risk of irreparable damage to control unit

•

Risk of damage to control unit

•

Fault entries in the control unit

•

Coding in the control unit is aborted

•

Malfunctions in control unit, even during programming



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



Ensure that the power supply is not interrupted during programming.



Connect a battery charger with a current rating of at least Nominal value 90 A to the vehicle
battery.
5.1

Preparatory work – Coding
NOTICE

Control unit programming will be aborted if the Internet connection is unstable.

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Tequipment

Installation and Conversion Instructions

911 (992)
21/19

ENU

2601

2

•

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



During control unit programming, always connect PIWIS Tester III to the vehicle
communication module (VCI) via the USB cable.
5.1.1

9900 - PIWIS Tester 3 must be connected to the vehicle and switched on.

5.1.2

Switch on ignition AND hazard warning lights on the vehicle.
Information
The 9900 - PIWIS Tester III 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 additions may appear on the 9900 - PIWIS Tester III.

5.1.3

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

5.1.4

If 9900 - PIWIS Tester 3 is connected correctly, a connection to the vehicle will be
established: Model line "911" is detected.

5.1.5

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

5.1.6

Confirm the question: "Create vehicle analysis log (VAL)?" with "Yes" = •F12“.

Information
The function is ONLY available when the Tester is online!
5.2

Enter the new vehicle equipment in the vehicle data using "PIWIS Online"
5.2.1

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

5.2.2

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

5.2.3

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

5.2.4

Look for the option "EXHAUST TAILPIPE" in the "Family" column.
Select "0P8 – SPORT EXHAUST SYSTEM – STAINLESS-STEEL TAILPIPES" or "0P9
– SPORT EXHAUST SYSTEM – BLACK TAILPIPES" from the drop-down menu in the
"Value" column, depending on the installed option. Press •F12“ to continue.

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5.2.5

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

5.2.6

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

5.3

Transferring vehicle data to PIWIS Online.
Writing and transferring 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.
5.3.1

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

5.3.2

Individual data records will be loaded, depending on the number of control units to
be coded/programmed.
Wait until the message "Creating backup documentation. Please wait..." and
"Coding was completed successfully" appears. Press •F12“ to continue.
Repeat the process for other control units if necessary.

5.3.3

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

5.4

6

5.4.1

Vehicles with Lane Change Assist/Lane Keep Assist (7Y1/P60/P62):
Calibrate control unit for Lane Change Assist (  Workshop Manual '917025 Calibrating Lane Change Assist')

5.4.2

Vehicles with ParkAssist including reversing camera (KA2):
Calibrate reversing camera (  Workshop Manual '914325 Calibrating reversing
camera').

5.4.3

Vehicles with ParkAssist including Surround View (KA6):
Calibrate Surround View camera (  Workshop Manual '917225 Calibrating
Surround View camera').

5.5

Read out the fault memories of all systems, work through any existing faults and erase the
fault memories.  Workshop Manual '0335IN Diagnostic maintenance: diagnostic system
and maintenance inter…'

5.6

Switch off ignition and disconnect 9900 - PIWIS Tester 3.

5.7

Drive the vehicle off the lifting platform.

Perform “Sport exhaust system” function test
6.1

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ONLY for vehicles with the following driver assistance systems:

Start the engine.

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Installation and Conversion Instructions
6.2

21/19

ENU

2601

2

Activate/deactivate the sport exhaust system, depending on vehicle equipment, using the
following option:
•
•
•
•

6.3

911 (992)

Porsche Communication Management: Select the menu "Car" → "Drive" → "Exhaust
system"
Porsche Communication Management: Select "SPORT" or "SPORT PLUS"
Quick-access button in the keypad (below PCM, see also "911 – Good to know" –
"Practical Tips" and "Strip for switches")
Quick-access button on the multi-function steering wheel (if available, see also "911 –
Good to know" – "Practical Tips" and "Instrument cluster")

Switching off ignition

26 01 31 00:

–Sport exhaust system (1 x) retrofitted–
Includes:
Removing and installing rear muffler.
Removing and installing rear apron, bumper and rear skirt.
Installing and aligning new sport tailpipes (2 x).
Without:
Test drive

Labor time: 293 TU

03 35 00 50:

–On-board diagnosis–
Includes:
Coding sport exhaust system (I-no. 0P8 or I-no. 0P9) in the
vehicle data using the PIWIS Tester.

Labor time: 12 TU

Additional
working times:

ONLY for vehicles with Lane Change Assist/Lane Keep Assist (7Y1/P60/P62):
97 70 25 53: Programming Lane Change Assist control unit.
Includes:
Calibrating calibration plate on the vehicle.

Labor time: 47 TU

ONLY for vehicles with ParkAssist including reversing camera (KA2):
91 43 25 53: Programming reversing camera

Labor time: 49 TU

ONLY for vehicles with ParkAssist including Surround View (KA6):
91 72 25 50: Programming Surround View camera control unit

Labor time: 45 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.

© 2020 Porsche Cars North America, Inc.

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