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Tequipment

Taycan (Y1A)

Installation and Conversion Instructions

07/24

2.14

Install holder for control unit at the rear right.

2.15

Install control unit  Figure 13 -1-on holder
 Figure 13 -2-using two cylinder screws

ENU

2602

2

N.104.592.02. Install control unit with
retaining frame on the vehicle and connect
the control unit. Route wiring harness as far
as the centre of the luggage compartment
towards the left side of the vehicle.

Figure 12
Important: If the holder is not installed,
please use the holder from the kit.
2.16

Install outside speaker  Figure 14 -2-in
rear centre of vehicle at the bottom. Push
speaker with two bolts into the assembly
holes provided for this purpose Figure
14 -3- and secure to the body with two nuts
PAF.015.082  Figure 14 -1-. Tighten two
screws  Figure 14 -3- in the lower area as
well.
Figure 13

Figure 14

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Taycan (Y1A)
2602

ENU

07/24

2.17

2.18

Installation and Conversion Instructions

Remove the rubber sleeve installed on the
vehicle  Figure 15 -1-. Remove adhesive
residue. Install wiring harness for rear
speaker 9J1.971.737.Y on the speaker 
Figure 15 -2-and route it in the passenger
compartment through the bore in the body.
Route wiring harness behind the holder 
Figure 15 -3-. Make sure that the rubber
sleeve on the wiring harness is positioned
cleanly in the bore on the body and is well
sealed. Remove luggage compartment liner
foam and route speaker wiring towards the
left side of the vehicle.

Figure 15

Disconnect connector  Figure 16 -1-on
control unit  Figure 16 -2-for acoustic
simulator at the left.

Figure 16
2.19

3

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Route wiring harness from outside speaker
and connect it to the acoustic simulator
control unit. Release connector  Figure
17 -1-using a small screwdriver  Figure
17 -2-. Plug pin with green cable into
chamber 5 of the connector. Plug pin
with green/black cable into chamber 6
of the connector. Lock the connector again
and insert it into control unit for acoustic
simulator.

Complete the vehicle.
3.1

Figure 17
Install front floor covering on passenger’s
side.  Workshop Manual '2X00IN Removing and installing front floor covering'

3.2

Install passenger seat  Workshop Manual '2X00IN Removing and installing front seat'

3.3

Install front door sill trim.  Workshop Manual '2X00IN Removing and installing (front) door
sill trim inner'

Tequipment

Installation and Conversion Instructions

Coding:

4

Taycan (Y1A)
07/24

ENU

2602

2

3.4

Install rear inner door sill trim.  Workshop Manual '2X00IN Removing and installing (rear)
inner door sill trim'

3.5

Install rear backrest frame.  Workshop Manual '2X00IN Removing and installing the rear
backrest frame'

3.6

Install the rear seat.  Workshop Manual '2X00IN Removing and installing rear seat'

3.7

Install rear lock support panel.  Workshop Manual '2X00IN Removing and installing rear
lock carrier cover'

3.8

Install trim panel for luggage compartment at the sides.  Workshop Manual '2X00IN
Removing and installing (side) luggage compartment trim panel'

3.9

Install linings for luggage compartment.  Workshop Manual '2X00IN Removing and
installing trim panel for (centre) luggage compartment cover'

3.10

Install the rear bumper.  Workshop Manual '2X00IN Removing and installing rear bumper'

3.11

Calibrate reversing camera (if installed).  Workshop Manual '2X00IN Calibrating reversing
camera control unit'

Coding / programming E-Sound Generator J1PA

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 ignition and remove ignition key.



Ensure that the power supply is not interrupted during programming.



Connect a battery charger with a current rating of at least 90 A to the vehicle battery.
4.1

Preparatory work – Coding
NOTICE

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

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



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

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Taycan (Y1A)
2602

ENU

07/24

Installation and Conversion Instructions

4.1.1

Connect PIWIS Tester to the vehicle and switch it on.

4.1.2

Switch on ignition AND hazard warning lights on the vehicle.
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.

4.1.3

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

4.1.4

If PIWIS Tester is connected correctly, a connection to the vehicle will be established: The “Taycan” series is recognized and an overview of the control unit is
created.

4.1.5

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

4.1.6

•F8“ for additional menu. Question: “Should an FAP be created?” If “Yes”, press
•F12“ to confirm.

4.1.7

After the FAP has been created, a message may appear that there are still open
service actions for the connected vehicle. You can do this with •F12“. This is
followed by the back documentation of the vehicle and the vehicle network test.

Information
The function is ONLY available when the Tester is online!
4.2

Enter the new vehicle equipment in the vehicle data using “PIWIS Online”.
4.2.1

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

4.2.2

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

4.2.3

Look for the “Exterior-Sound” option in the “Family” column.
Select the option “GM3” in the “Value” column in the drop-down menu. Press
•F12“ to continue.

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4.2.4

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

4.2.5

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

Tequipment

Installation and Conversion Instructions
•
•
•
•

Taycan (Y1A)
07/24

ENU

2602

2

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 as a result of the changes that were made.

4.2.6

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

4.2.7

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

4.2.8

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

4.3

4.4

Program the interior acoustics control unit (e-Sound).
4.3.1

In the overview, select the interior acoustics control unit (e-Sound). Press •F12“
to continue.

4.3.2

Select Coding/programming.

4.3.3

Automatic programming must now be selected. Press •F12“ to continue.

4.3.4

Tester displays the message: Code successfully performed.

Remove the PIWIS tester from the vehicle.
4.4.1

Lock the vehicle.

4.4.2

Establish bus idle for at least 10 minutes.

4.4.3

Re-connect the PIWIS Tester after bus idle.

4.5

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...'

4.6

Before handing over the vehicle to the customer, check whether the function is displayed
under (vehicle drive). See figure

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Taycan (Y1A)
2602

ENU

07/24

Installation and Conversion Instructions

Figure 18
5

26 02 49 40:

Follow-up actions
5.1

Switch off ignition and disconnect the PIWIS Tester.

5.2

Drive the vehicle off the lifting platform.
Labor time: 710 TU

E-Sound installed

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.

© 2024 Porsche Cars North America, Inc.

Nov 8, 2024
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Tequipment