Removing and installing
high-voltage distributor'
Invoicing based on equipment
scope 2 or scope 4.

Braided shielding under insulation
5

Þ
Unlock and disconnect electrical plug connection ⇒
Electric plug connection on voltage transformer -1- on
Þ Electric plug connection on
USB voltage converter⇒
voltage transformer -2-.

6

Checking the length of the high-voltage line on the
high-voltage distributor.
To do this, measure the length of the high-voltage
Þ
line using a measuring tape between the union nut ⇒
Measurement of the high-voltage line -1- and the plug
Þ Measurement of the high-voltage line -2-.
housing⇒
Electric plug connection on
voltage transformer

AfterSales

Apr 11, 2025
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2

Service
WSB3

ENU

Technical Information

2025

Measurement of the high-voltage line
Assessment
( )

The length of the high-voltage line is 135 mm / 5.31 in
or less.

Action
The insulation of the high-voltage
line is OK.
Continue with Step ⇒ 6.

✗)
(✗

The length of the high-voltage line is greater than 135
mm / 5.31 in.

The high-voltage line insulation is
faulty.
Replace high-voltage distributor.
For work procedure, see: ⇒
Workshop Manual '279819
Removing and installing
high-voltage distributor'
Invoicing based on equipment
scope 2 or scope 4.

7
8

Apr 11, 2025
Page 6 of 9

Connect the vehicle electrical system battery.

⇒ Workshop Manual '978511A1 Loosening and fastening ground strap for battery'
Install the air guide.

⇒ Workshop Manual '243619A1 Removing and installing air guide'

AfterSales

Service

Technical Information
9

2025

ENU

WSB3

2

Activate the high-voltage system.

⇒ Workshop Manual '277583A3 Deactivating and activating high-voltage system'

10 Enter the campaign in the Warranty and Maintenance Logbook.

Warranty processing
Information
The specified labor times were determined specifically for carrying out this campaign and include all required
preliminary work and rework.
The labor times can differ from the labor times published in the Labor Operation List in PCSS.
Scope 1:

Checking high-voltage line on the high-voltage distributor
•
•
•

Visual inspection OK
Length measurement OK
Only relevant for vehicles without Aerokit
Labor time:
Checking high-voltage line on the high-voltage distributor
Includes:
Deactivating and activating high-voltage system
Removing and installing air guide
Checking high-voltage line
Measuring high-voltage line

Labor time: 200 TU

Þ Damage code WSB2 0 66 000 1
Invoicing: ⇒
Scope 2:

Checking high-voltage line and replacing high-voltage distributor
•
•
•
•

Visual inspection
Length measurement
Replacing high-voltage distributor
Only relevant for vehicles without Aerokit
Labor time:
Checking high-voltage line and replacing high-voltage distributor
Includes:
Deactivating and activating high-voltage system
Removing and installing air guide
Checking high-voltage line
Measuring high-voltage line

AfterSales

Labor time: 504 TU

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2

Service
WSB3

ENU

Technical Information

2025

Required parts:
Part No.

Designation

Quantity

992971764D

Potential distributor

1 piece(s)

or
992971764C

Potential distributor
– Vehicles with
Porsche Dynamic
Chassis Control
(PDCC) (M-no. 1P7)

1 piece(s)

Required materials (usually already available in the Porsche Center):
00004330516

Coolant additive,
20-liter / 5.28 gal
container

0.03 piece(s)

Þ Damage code WSB2 0 66 000 2
⇒
Scope 3:

Checking high-voltage line on the high-voltage distributor
•
•
•

Visual inspection OK
Length measurement OK
Only relevant for vehicles with Aerokit (M-no. VM2 / VM3 / VM9)
Labor time:
Checking high-voltage line on the high-voltage distributor
Includes:
Deactivating and activating high-voltage system
Removing and installing air guide
Checking high-voltage line
Measuring high-voltage line
Þ Damage code WSB2 0 66 000 1
⇒

Scope 4:

Checking high-voltage line and replacing high-voltage distributor
•
•
•
•

Apr 11, 2025
Page 8 of 9

Visual inspection
Length measurement
Replacing high-voltage distributor
Only relevant for vehicles with Aerokit (M-no. VM2 / VM3 / VM9)

AfterSales

Labor time: 128 TU

Service

Technical Information

2025

ENU

WSB3

2

Labor time:
Checking high-voltage line and replacing high-voltage distributor
Includes:
Deactivating and activating high-voltage system
Removing and installing air guide
Checking high-voltage line
Removing and installing high-voltage distributor

Labor time: 426 TU

Required parts:
Part No.

Designation

Quantity

992971764D

Potential distributor

1 piece(s)

or
992971764C

Potential distributor
– Vehicles with
Porsche Dynamic
Chassis Control
(PDCC) (M-no. 1P7)

1 piece(s)

Required materials (usually already available in the Porsche Center):
00004330516

Coolant additive,
20-liter / 5.28 gal
container

0.03 piece(s)

Þ Damage code WSB2 0 66 000 2
⇒

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.

AfterSales

Apr 11, 2025
Page 9 of 9