Chamber 2 – RD / GN;
0.35²

Brake light and & direction indicator light

Chamber 3 – VT /
WH; 0.5²

LIN = Control animation

Chamber 4 – GY; 0.35²

Power supply, terminal 30G

Chamber 5 – YE, 0.35²

Dummy plug (white)

Chamber 6

Dummy plug (white)

•
•
•
•

Make a watertight seal and tie back lines from chamber 3 that are NOT required
anymore = rear fog light (GY / WH; 0.35²) and chamber 6 = reversing light (GY /
YE; 0.35²).
Close off chambers WITHOUT using dummy plug (white) configuration.
Lock connectors (6-pin) on the left and right side. ⇒ Figure 15 (similar)
Function test: Connect plug connection (6-pin, left and right) for the new tail
light in the rear lid and loosen it again.

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Installation and Conversion Instructions

2/25
2.3.2

Þ Figure 14 (similar) -3- and ⇒
Þ Figure 15 (similar)
Tail light grommet area in rear lid ⇒
-3•
•
•
•
•

2.3.3

Inner rear lid area
1
2
3
4
A
B
•

•

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Disconnect wire harness for rear lid tail light on the rear lid and remove grommet
on the rear lid.
Remove grommet on wire harness in the same way as for grommets on tail lights
(move them).
Carefully guide branch for wire harness for module HKL_le, with socket contact
for connection point for left C-pillar, through the grommet in the rear lid.
Carefully install grommet with some sealing compound at the old position.
Install grommet on the rear lid. Check that the grommet is seated correctly.

– Grommet rear light rear lid
– Line VT / WH; 0.5²
– Grommet on rear lid hinge
(left)
– Rear window wiper
– Rear lid frame (left)
– Rear lid frame (bottom)
Route VT / WH 0.5² line (socket
contact) along the existing
line to the left side of the rear
Þ Figure 16
window frame. ⇒
(similar) -ARoute VT / WH 0.5² line further
along the left rear window frame
to the grommet on the (left)
Þ Figure 16
rear lid hinge. ⇒
(similar) -B-

Tequipment

Figure 16 (similar)

Installation and Conversion Instructions
2.3.4

•
•

•

9431

9

– Grommet on rear lid hinge
(left)
– Piping (e.g. plastic rail)
– Line VT / WH; 0.5² with
socket contact
Loosen sleeve on (left) rear lid
hinge from the body / rear lid.
Carefully guide socket contact
and line VT / WH 0.5² through
Figure 17
the grommet using a piping (e.g.
plastic rail from transport protection for windscreen).
Install grommet on (left) rear lid hinge in the body / rear lid. Check that the
grommet is seated correctly.

Rear lid connection point area, left C-pillar (see also wiring diagram 45A – left rear
cap) ⇒ Figure 12 (similar)and ⇒ Figure 13
•
•
•
•

3

ENU

Grommet in area of left rear lid hinge

2
3

2.4

2/25

⇒ Figure 17
1

2.3.5

Panamera (976)

Remove plug socket, 17-pin (black) on the front of the holder and release it.
Insert VT / WH 0.5² line with pin contact into chamber 8.
Lock plug socket, 17-pin (black) and install it on the front of the holder.
Connect plug connections, 17-pin (black and brown) and install plug
connections holder in C-pillar.

Secure routed wire harness to existing lines / components in the vehicle with tie-wraps without
tensile stress and so that no chafing occurs.

Follow-up actions
3.1

Complete luggage compartment area –left / right–
3.1.1

Perform installation in reverse order to removal.

3.1.2

After installing the D-pillar trim panel, install new locking pins for the luggage
compartment cover. ⇒ Workshop Manual '706919 Removing and installing D-pillar
trim panel'
tightening torque 12.5 Nm (9.2 ftlb.)

3.2

Complete the –center– luggage compartment area
Perform installation in reverse order to removal.

3.3

Completing outer vehicle check
3.3.1

Install new tail light on the left / right. ⇒ Workshop Manual '943119 Removing and
installing rear light'

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3.3.2
3.4

Coding:

4

Installation and Conversion Instructions

2/25

Install the rear bumper. ⇒ Workshop Manual '635519 Removing and installing rear
bumper'

Completing rear lid area
3.4.1

Install tail light in rear lid. ⇒ Workshop Manual '943119 Removing and installing rear
light on rear lid'

3.4.2

Install trim panel for rear lid (upper, left and lower). ⇒ Workshop Manual '709219
Removing and installing rear lid trim panel'

Enter LED tail lights (8VQ) in the vehicle data

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

Þ
⇒

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

Þ
⇒

Ensure 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.
4.1

Preparatory work – Coding
NOTICE

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

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•

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.

Þ
⇒

During control unit programming, always connect the PIWIS Tester to the vehicle communication
module (VCI) via the USB cable.
4.1.1

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

4.1.2

Switch on ignition AND hazard warning lights on the vehicle.

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Installation and Conversion Instructions

Panamera (976)
2/25

ENU

9431

9

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 P90999 - P90999 - PIWIS Tester 4 is connected correctly, a connection to the
vehicle will be established: “Series YA” is detected.

4.1.5

Create a vehicle analysis log (VAL) in the “Overview” menu item.

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 function “Maintenance of vehicle data with PIWIS ONLINE” in the “Model
line-specific tests and campaigns” 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 “SBBR lights” option in the “Family” column.
Select the relevant option “8VQ - SBBR LIGHTS ANIMATED EXC VAR1” from the
drop-down menu in the “Value” column. Press •F12“ to continue

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:
•
•
•
•

4.2.6
5

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.

Press •F10“ to open the log. Check that the selected vehicle equipment has been
entered and close the log.

Code / program the new vehicle equipment.

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5.1

Installation and Conversion Instructions

2/25

Code / program the new vehicle equipment.
5.1.1

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

5.1.2

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

5.1.3

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

5.2
Assembly:

6

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

Follow-up actions
6.1

Function test
6.1.1

Check the functioning of the vehicle's lights. ⇒ Workshop Manual '0X03IN Checking
the functioning of the vehicle’s lights'

6.1.2

Lock and unlock the vehicle and observe animation in the tail lights.
Animation runs for approx. 0.7 seconds.

94 31 24 40:

6.2

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

6.3

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

6.4

Drive the vehicle off the lifting platform.

–LED tail light with dark-tinted light panel (8VQ) retrofitted–
Includes:
Expose (inner) rear lid and luggage compartment;
Install tail lights;
Route and connect control lines (LIN bus);
Code / program the new vehicle equipment.
Function test

Labor time: 531 TU

ONLY for vehicles with Lane Change Assist / Lane Keep Assist (7Y8):
91 70 25 50: –Program Lane Change Assist control unit–

Labor time: 56 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.

Apr 25, 2025
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