Fold antenna lines and power supply
line together to form a loop close to
the fuse box. Secure the lines to the
standard antenna line  Figure 44
-arrow- with a tie-wrap.

Figure 44
5.9

Join WH line from the power supply wire
harness for the antenna control unit to the line
from chamber A14  Figure 45 -1- of the
PCM central connector.

Figure 45

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Release secondary lock 
Figure 46 -1- on the PCM central
connector  Figure 46 -2- (
Figure 46 -arrow A-) and pull it out
 Figure 46 -arrow B-.

Figure 46
5.9.2

Press socket contact of WH line
out of chamber A14 of the PCM
central connector using press-out
tool 89090 and disconnect it.

Figure 47
Crimp standard WH line to line 
Figure 48 -1- (power supply).
Information
Ensure socket contact is seated
securely.
5.9.3

Insert socket contact  Figure 48
-arrow- into chamber A14 of the
PCM central connector.
Figure 48

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5.9.4

Installation and Conversion Instructions
Insert secondary lock into the PCM
central connector  Figure 49
-arrow-.

Figure 49
5.10

Secure the standard double connector 
Figure 50 -1- to the PCM wire harness 
Figure 50 -2- with wrapping tape.

Figure 50
5.11

Insert fuse box into the guide on the holder 
Figure 51 -arrows- and push it in  Figure
51 -arrow a- until the fuse box engages
securely.

Figure 51

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Installation and Conversion Instructions
5.12

5.13

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Connect plug connections for door
connection point  Figure 52 -1- and plug
connections for wire harness for dashboard
 Figure 52 -2-.
5.12.1

Insert plug connection holder into
the guide on the fuse box holder and
push it in until the plug connection
holder engages securely.

5.12.2

Connect plug connection.

Connect battery ground strap.  Workshop
Manual '2X00IN Work instructions after
disconnecting the battery'

Figure 52

Concluding work.
6.1

Screw in fastening screws close to the roof
console  Figure 53 -arrows-.

6.2

Install A-pillar trim panel on the right. 
Workshop Manual '705719 Removing and
installing A-pillar trim panel'

6.3

Install center roof trim panel.  Workshop
Manual '708319 Removing and installing
front roof trim panel'

6.4

Install right sun visor.  Workshop Manual
'682319 Removing and installing sun visor'

6.5

Install sun visor holder at the left and right.

6.6

Install covers over interior rear-view mirror.

 Workshop Manual '682719 Removing and
installing interior rear-view mirror'
6.7

Install glove compartment.  Workshop
Manual '681519 Removing and installing
glove compartment'

Figure 53

Information
It is more difficult to push the PCM system into the installation slot due to the additional
antenna lines.
6.8

Install PCM.  Workshop Manual '911019 Removing and installing PCM display and
operator control unit'

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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



Prior to disconnecting the control unit, switch off the ignition and remove the ignition key.



Ensure that the power supply is not interrupted during programming.



Connect battery charger/power supply suitable for AGM Type batteries, recommended current rating
of 90A fixed voltage 13.5V to 14.5V, tool number VAS 5908.

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 additional information may be displayed.
7

Code control units.
7.1

9818 - PIWIS Tester II must now be connected and ignition switched on.

7.2

Select the required vehicle type. PIWIS Tester II Diagnostics starts.

7.3

Cancel production mode.

7.4

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7.3.1

Additional menu must now be selected by pressing •F7“. Press •F11“ to
confirm the question “Create vehicle analysis log (VAL)?”.

7.3.2

Select the Vehicle handover function and follow the instructions on the Tester.
Once the vehicle handover log has been created, press •F11“ to return to the list
of control units.

Write basic coding from PCM.
7.4.1

Select the PCM/CDR control unit and switch to the Maintenance/repairs menu.

7.4.2

Select Control unit replacement. Press •F12“ to continue.

7.4.3

Select Write data mode. Press •F12“ to continue.
Press •F8“ to write basic information.
Wait until the message Coding has been written successfully appears. Press
•F12“ to continue.

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Installation and Conversion Instructions
7.4.4
7.5

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Press •F11“ to go back. Switch to the Overview menu.

Maintenance of vehicle data
7.5.1

Additional menu must now be selected by pressing •F7“.

7.5.2

Select the Maintenance of vehicle data function. Press •F12“ until M
numbers appears in the Value group column.

7.5.3

Only for vehicles with CDR 31:
Select coding value 440 - Scan antenna diversity. When you touch the Installed
cell, a tick appears.
Select coding value, e.g. 615 - Navigation software “North America
package”. When you touch the Installed cell, a tick appears.
Select coding value 639 - Sport Chrono Package if necessary. When you touch
the Installed cell, the tick disappears.
Select coding value 640 - Sport Chrono Package Plus if necessary. When you
touch the Installed cell, a tick appears.
Select coding value 665 - PCM3 Basic module (incl. radio). When you touch
the Installed cell, a tick appears.
Select coding value 672 - PCM3 Ext. navigation (off-road). When you touch the
Installed cell, a tick appears.
Select coding value 692 - Integrated autochanger (CD) if necessary. When you
touch the Installed cell, the tick disappears.
Select coding value 693 - Integrated autochanger (DVD). When you touch the
Installed cell, a tick appears.
Select coding value 696 - CD radio “Porsche CDR 31” WW. When you touch the
Installed cell, the tick disappears.

7.5.4

Only for vehicles with audio system CDR Plus:
Select coding value, e.g. 615 - Navigation software “North America
package”. When you touch the Installed cell, a tick appears.
Select coding value 639 - Sport Chrono Package if necessary. When you touch
the Installed cell, the tick disappears.
Select coding value 640 - Sport Chrono Package Plus if necessary. When you
touch the Installed cell, a tick appears.
Select coding value 672 - PCM3 Ext. navigation (off-road). When you touch the
Installed cell, a tick appears.
Select coding value 693 - Integrated autochanger (DVD). When you touch the
Installed cell, a tick appears.

7.5.5

Press •F12“ until •F8“ can be activated.

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7.5.6

Press •F8“ to write values. Wait until the message Generation of vehicle data
is complete appears.

7.5.7

Press •F12“ to switch to Log management.
Press •F10“ to open the log and check that the vehicle equipment selected
earlier is entered.
640 - Sport Chrono Package Plus
615 - Navigation software "North America package", for example
672 - PCM3 Ext. navigation (off-road)
693 - Integrated autochanger (DVD)
Also for vehicles with CDR 31:
440 - Scan antenna diversity
665 - PCM3 Basic module (incl. radio)
Close the log.

7.6

Adapt coding.
7.6.1

Press •F11“ to return to the list of control units.
Select all control units by pressing •Ctrl A“.

7.6.2

Switch to the Codings/adaptations menu.
Select Automatic coding mode. Press •F12“ to continue.
Wait until the message Coding has been completed successfully appears.
Press •F12“ to continue.

7.7

Check the chassis number in the PCM control unit.
7.7.1

7.8

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Switch to the Extended identification menu. Check the chassis number and
change it if necessary.

Enable functions.
7.8.1

Switch to the Overview menu.

7.8.2

Select PCM/CDR control unit.

7.8.3

Switch to the Maintenance/repairs menu. Select the Function enable function.

7.8.4

Enable the Navigation software function.
Enter the enabling code (xxxxxx) and confirm by touching the Status cell.

7.8.5

Only for vehicles with Sport Chrono (I-no. 640): Enable the Sport Chrono
function.
Enter the enabling code (xxxxx) and confirm by touching the Status cell.

7.8.6

Enable the UMS (USB connection, iPod) function.
Enter the enabling code (xxxxx) and confirm by touching the Status cell.

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7.8.7

Only for vehicles with mobile phone preparation (I-no. 619):
Enable Mobile phone preparation function.
Enter the enabling code (xxxxx) and confirm by touching the Status cell.

7.8.8

Only for vehicles with audio system CDR Plus:
Enable DAB function.
Enter the enabling code (xxxxx) and confirm by touching the Status cell.

7.8.9

Enable the Map data, e.g. North America function.
Enter the enabling code (xxxxxx) and confirm by touching the Status cell.

7.8.10

Press •F8“ to execute. Wait until the message Enable was successful appears.
Press •F12“ to continue.

Read out the fault memories of all systems, work through any existing faults and erase the
fault memories.  Workshop Manual '033500 Fault memory for on-board diagnosis'

Information
It can take up to 100 minutes to store the country database (DVD containing navigation database)
and the relevant workshop DVD onto the PCM hard drive.
8

9

Working time:

Save navigation data to the PCM hard drive.
8.1

Switch on ignition and insert the “PCM 3.0/PCM 3.1 Navigation Database XYZ” DVD in the
CD/DVD slot.

8.2

Confirm the message: “Avoid interrupting the update process. Interrupting the update can
result in malfunctions in the PCM system.” in the display.

8.3

Touch the "Yes" field on the touchscreen to confirm the question “Perform update of version
(e.g. X.X.X North America)?”.

8.4

Confirm the message: “System updated successfully to version XYZ.” at the end of the
update and take the “PCM 3.0/PCM 3.1 Navigation Database XYZ” DVD out of the CD/DVD
slot.

Switch off ignition and disconnect the battery charger.  Workshop Manual '2X00IN Battery trickle
charging'

91102341 Installing PCM 3.1 incl. navigation module with standard audio
interface + DVD autochanger
Includes:
Removing CDR 31, installing PCM 3.1, installing GPS antenna
and antenna control unit, installing microphone wire harness
and microphones, coding using PIWIS Tester.
Without:
Loading Navigation Database DVD on PCM hard drive.

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Labor time: 350 TU

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Installation and Conversion Instructions

91102345 Installing PCM 3.1 incl. navigation module with standard audio
interface + DVD autochanger
Includes:
LHD vehicles:
Removing audio system CDR Plus, installing PCM 3.1,
installing GPS antenna, coding using PIWIS Tester.
Without:
Loading Navigation Database DVD on PCM hard drive.

Labor time: 210 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.

© 2022 Porsche Cars North America, Inc.

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