SB-10054495-8230

Service

Technical Information

78/13 ENU

WD53

5

WD53 - Reworking Underbody Protection in Rear Left Wheel Housing (Workshop
Campaign)
Vehicle Type:

Boxster (981)/Boxster S (981)

Model Year:

2014

Concerns:

Underbody protection in rear left wheel housing

Information:

This is to inform you of a voluntary Workshop Campaign on the above-mentioned vehicles. There is
a possibility that some of the underbody protection in the rear left wheel housing was not
applied according to specifications on the affected vehicles due to a programming error at a
production station.
As a result, this area can become corroded over the service life of the vehicle.

Action
Required:

Rework underbody protection in the rear left wheel housing and repaint the affected area.
Information
Please inform the customer during vehicle acceptance about the measure that must be carried out.
If necessary, also let the customer know that there can be a smell of paint for a while after the affected
area has been painted.

Affected
Vehicles:

The VIN(s) can be checked by using PIWIS Vehicle Information link to verify if the campaign affects the
vehicle. This campaign is scope specific to the VIN! Failure to verify in PIWIS may result in an improper
repair.

Materials:

•
•
•
•
•
•
•
•
•

Underbody protection, e.g. Terostat 9320 multi-functional sealant, sprayable seam and surface
sealant *
Primer, e.g. two-component primer Epoxidprimer
Paint in vehicle color
Sandpaper, P120 to P180 grain
Commercially available body brush (approx. 25 mm wide)
De-greasing cleaning agent, e.g. isopropanol
Adhesive tape
Protective film/masking tape
Clean, lint-free cloth

* The color of the underbody protection to be used must match the vehicle paintwork. Bright or dark
underbody protection must therefore be used, depending on the color.
For warranty invoicing for Part No. WD530000001, enter "expendable items" designation as a sublet
part.

2013© Porsche Cars North America, Inc.

AfterSales

Nov 18, 2013
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Service
WD53

Tools:

ENU

Technical Information

78/13

Multi-press telescopic spray gun V.A.G 1761/1 or V.A.G 1628 - cartridge gun , or similar.

Work Proedure: See Attachment “A”.
Claim
Submission:

See Attachment “B”.

Attachment "A": Work Procedure
Information
The affected area, in which the underbody protection
must be reworked, is in the rear left wheel housing,
at the same height as the body gap between the side
panel and sill cover  Overview .
1

Raise the vehicle on a lifting platform  Workshop
Manual '4X00IN Lifting the vehicle'.

2

Remove left rear wheel  Workshop Manual
'440519 Removing and installing wheel'.

3

Remove rear left wheel housing liner  Workshop
Manual '536919 Removing and installing rear wheel
housing liner'.

Overview
4

Clean the affected area in the rear left wheel housing
 Affected area in wheel housing.

5

Then sand the affected area in the rear left wheel
housing using P120 to P180 grain sandpaper.

6

Clean the affected area thoroughly to remove all
sanding dust. Blow sanding dust off the affected area
using compressed air if necessary.

7

Mask adjacent areas and components with suitable
protective film or masking tape.

8

Nov 18, 2013
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Affected area in wheel housing

Apply primer to the affected area and leave it to dry. Read and follow the manufacturer's specifications provided with the primer.

AfterSales

2013© Porsche Cars North America, Inc.

Service

Technical Information

78/13 ENU

WD53

5

Information
To ensure an even application (spray pattern) of the sealing compound when using the Multi-press
telescopic spray gun V.A.G 1761/1, apply the sealant on a piece of cardboard as a test before
using it on the vehicle.
9

Apply underbody protection to the affected area
using a suitable spray gun, e.g. V.A.G 1761/1
Multi-press telescopic spray gun or V.A.G 1628
Cartridge gun, or similar with a layer thickness
of 1.0 mm – 1.3 mm and leave it to dry  Applying
underbody protection.
For additional information, see  Workshop Manual
'5X00IN03 Corrosion protection measures during
repairs'.

10 Then spot-paint the affected area in vehicle color
and leave it to dry.

Applying underbody protection

11 Remove protective film or masking tape.
Information
Before re-installing the wheel housing liner, make sure that the reworked area in the wheel housing is
completely dry and hardened.
If not, the paintwork can become damaged, resulting in corrosion in this area.
12 Install rear left wheel housing liner  Workshop Manual '536919 Removing and installing rear wheel
housing liner'.
13 Install left rear wheel  Workshop Manual '440519 Removing and installing wheel'.
14 Remove the vehicle from the lifting platform.
15 Enter the workshop campaign in the Warranty and Maintenance booklet.
Attachment "B": Claim Submission - Workshop Campaign WD53
Warranty claims should be submitted via WWS/PQIS.
Open campaigns may be checked by using either the PIWIS Vehicle Information system or through PQIS
Job Creation.
Labor will be automatically inserted when Technician is selected in WWS/PQIS.
If necessary, the required part numbers will need to be manually entered into warranty system by the
dealer administrator.

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AfterSales

Nov 18, 2013
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Technical Information

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Information
The specified working time was determined specifically for carrying out this wrkshop campaign and may
differ from the working times published in the Labor Operation List in PIWIS.
Working time:
Reworking underbody protection in rear left wheel housing
Includes:
Removing and installing left rear wheel
Removing and installing rear left wheel housing liner
Cleaning affected area in the rear left wheel housing
Masking adjacent areas
Sanding affected area in the rear left wheel housing
Applying primer to the affected area
Spot-painting the affected area in the rear left wheel housing

Labor time: 109 TU

Parts required:
Expendable items *

WD530000001*

•
•
•
•
•
•
•
•
•

Underbody protection
Primer
Paint in vehicle color
De-greasing cleaning agent
Sandpaper
Protective film/masking tape
Adhesive tape
Commercially available
paintbrush
Cleaning cloth

1 ea.
(for warranty invoicing only *)

* For warranty invoicing for Part No. WD530000001, enter “expendable items” designation as a
sublet part.
 Damage code WD53 066 000 1
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. If a particular condition is described, do not assume that the bulletin applies to your vehicle, or that your vehicle will have that condition. See your authorized Porsche Dealer for the latest information
about whether a particular technical bulletin applies to your vehicle. Part numbers listed in these bulletins are for reference only. Always check with your authorized Porsche dealer to verify the current and
correct part numbers. 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.
© Porsche Cars North America, Inc.

Dealership
Distribution
Routing

Service Manager

_______

Shop Foreman

_______

Service Technician

________

_______

_______

_______

Asst. Manager

_______

Warranty Admin.

_______

Service Technician

________

_______

_______

_______

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