No. 43-20

Service
Technical Information
43/20
ENU
WLC7
2
WLC7 - Replacing Lower Pressure Pipe (Workshop Campaign)
Vehicle Type:
Macan S (95B)
Model Year:
As of 2019 up to 2020
Subject:
Lower pressure pipe between the charge-air coolers
Information:
A pressure pipe, which does not comply with the specifications in terms of installation position
and size, may be installed between the charge-air coolers on the affected vehicles.
This can cause vibrations and noises in the medium rev range at high engine load.
Remedial
Action:
Replace lower pressure pipe between the charge-air coolers with an optimized pressure pipe.
Also check the installation position of the other components of the charge-air cooling system and correct
it if necessary.
Affected
Vehicles:
Only vehicles assigned to the campaign (see also PCSS Vehicle Information). There are 284 vehicles
affected by this campaign.
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Installation
Position:
1
2
3
4
–
–
–
–
Installation position overview
Lower pressure pipe (replace)
Left charge-air cooler
Right charge-air cooler
Upper pressure pipe (check installation position)
Parts required
Parts Info:
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Part No.
Designation
– Use
Qty.
00004391196
 Lower pressure pipe
– Left charge-air cooler to right charge-air cooler
1 ea.
N 10518901
 Hose clamp, 50–70 x 12 mm
– Pressure pipe to charge-air cooler
2 ea.
PAF106322
 Internal hexagon round-head bolt
– Pressure pipe to holder
2 ea.
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WLC7
PAB129669B
 Sleeve
– Pressure pipe to holder
2 ea.
PAB129734B
 Spacer
– Pressure pipe to holder
2 ea.
N 91173301
 Hexagon nut
– Pressure pipe to holder
2 ea.
2
Required tools
Tools:
•
•
Torque wrench, 2–10 Nm (1.5–7.5 ftlb.), e.g. VAG 1783 Torque wrench, 2-10 Nm (1.5-7.5
ftlb.)
Torque screwdriver, 1.5–3 Nm (1–2 ftlb.), e.g. VAS 6494 Torque screwdriver, 1.5-3.0 Nm (1-2
ftlb.)
Replacing lower pressure pipe between the charge-air coolers
Work Procedure: 1
Raise the vehicle using a lifting platform  Workshop Manual '4X00IN Lifting the vehicle'.
2
Remove cover for front underbody  Workshop Manual '519219 Removing and installing cover for
front underbody'.
3
Remove cover for front lock support  Workshop Manual '703919 Removing and installing cover
for front lock support'.
4
Remove front apron  Workshop Manual '631519 Removing and installing front apron'.
5
Remove pedestrian protection.
5.1
Remove ventilation guides at the left and right  Workshop Manual '661319 Removing and
installing ventilation guide'.
5.2
Remove pedestrian protection  Workshop Manual '697019 Removing and installing
pedestrian protection'.
Information
To prevent vibrations and noises while driving, all components of the charge-air cooling system must
always be installed without tension at normal position and in accordance with the installation specifications.
6
Remove lower pressure pipe and install new lower pressure pipe with optimized fastening concept.
Always observe the following installation specifications:
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Mounting specification for charge-air cooler and pressure hoses
A
– Distance from sleeve on bearing to rubber sleeve at least 3.0 mm
Arrows – Markings on the pressure hoses and charge-air cooler/throttle valve
1
– Markings on the pressure hose must be aligned with the groove on the throttle valve and on the charge-air
cooler.
2
– Marking on the pressure hose must be aligned with the groove on the charge-air cooler.
3
– The center point of the screw head must be centered in the bearing (deviation permitted only in the center of
the vehicle)
4
– Marking on the pressure hose must be aligned with the groove on the charge-air cooler.
5
– Sleeve on the bearing must protrude forward from the rubber sleeve in idle state.
6
– Sleeve on the bearing must protrude forward from the rubber sleeve in idle state.
7
– Marking on the pressure hose must be aligned with the groove on the charge-air cooler.
8
– Marking on the pressure hose must be aligned with the groove on the charge-air cooler.
For instructions, see  Workshop Manual '214119 Removing and installing pressure pipe (V6
monoturbo)'.
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43/20
ENU
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Part No.
Designation
Qty.
00004391196
Pressure pipe, bottom
1 ea.
N 10518901
Hose clamp, 50–70 x 12 mm
2 ea.
PAF106322
Internal hexagon round-head bolt
2 ea.
PAB129669B
Sleeve
2 ea.
PAB129734B
Spacer
2 ea.
N 91173301
Hexagon nut
2 ea.
2
Check installation position of the following components according to the installation specifications listed above and correct it if necessary:
•
•
•
•
Pressure pipe, top
Left charge-air cooler
Right charge-air cooler
Pressure pipe between throttle valve and charge-air cooler
In addition to the installation specifications listed above, also observe the following specifications for
installing the charge-air coolers:
1
2
3
4
5
6
–
–
–
–
–
–
Component overview of charge-air cooler - V6 monoturbo
Screws, M6 x 40
Screws, M6 x 35
Sleeve/total Length: 26.2 mm
Sleeve/total Length: 21.2 mm
Grommet
Grommet
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Tightening sequence for charge-air cooler
(shown on left charge-air cooler)
1–3 – Tightening sequence:
For instructions for loosening and securing the components, see:
 Workshop Manual '214119 Removing and installing pressure pipe (V6 monoturbo)'
 Workshop Manual '214319 Removing and installing charge-air cooler (V6 monoturbo)'
8
9
Install pedestrian protection.
8.1
Install pedestrian protection  Workshop Manual '697019 Removing and installing
pedestrian protection'.
8.2
Install ventilation guides at the left and right  Workshop Manual '661319 Removing and
installing ventilation guide'.
Install front apron  Workshop Manual '631519 Removing and installing front apron'.
10 Install cover for front lock support  Workshop Manual '703919 Removing and installing cover for
front lock support'.
11 Install cover for front underbody  Workshop Manual '519219 Removing and installing cover for
front underbody'.
12 Lower the vehicle and remove it from the lifting platform.
13 Enter the campaign in the Warranty and Maintenance booklet.
Warranty processing
Information
The specified working time was determined specifically for carrying out this campaign and may differ
from the working times published in the Labor Operation List in PIWIS.
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Service
Technical Information
Scope 1:
43/20
ENU
WLC7
2
Replacing lower pressure pipe between the charge-air coolers
Working time:
Replacing lower pressure pipe
Includes:
Raising and lowering the vehicle
Removing and installing cover for front underbody
Removing and installing cover for front lock support
Removing and installing front apron
Removing and installing pedestrian protection
Checking installation position of upper pressure pipe and
correcting it if necessary
Checking installation position of the charge-air coolers and
correcting it if necessary
Labor time: 199 TU
Parts required:
00004391196
Pressure pipe, bottom
1 ea.
N 10518901
Hose clamp, 50–70 x 12 mm
2 ea.
PAF106322
Internal hexagon round-head bolt
2 ea.
PAB129669B
Sleeve
2 ea.
PAB129734B
Spacer
2 ea.
N 91173301
Hexagon nut
2 ea.
 Damage Code WLC7 066 000 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.
© 2020 Porsche Cars North America, Inc.
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