TI-85-13

SB-10055043-7085
Service
Technical Information
85/13 ENU
3734
3
Spare Parts Requirements for PDK Transmission (I-no. 250): Replacing Vent Line (85/13)
Vehicle Type:
911 Carrera (991)/911 Carrera S (991)
911 Carrera 4 (991)/911 Carrera 4S (991)
Model Year:
As of 2013 up to 2014
Equipment:
PDK transmission (I-no. 250)
Concerns:
PDK transmission
Information:
If the PDK transmission needs to be replaced, make sure to use the new type of vent line:
Information
If the PDK transmission is to be replaced on a vehicle with a PDK transmission specified under ‘Affected
Vehicles’ that was manufactured during the specified time period:
 on the new PDK transmission
– instead of the bleeding system installed on the old PDK
transmission  Figure 1 –
install a modified bleeding system comprising two
short breather hoses (90° angled pipes).
Figure 1
Affected
Vehicles:
Vehicle type
Part No. of PDK
transmission
Transmission
type
Up to transmission
number
911 Carrera/
911 Carrera S
without regulated
rear-differential lock
9G1.300.011.06
CG105
1012331
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Technical Information
85/13
911 Carrera/
911 Carrera S
with regulated
rear-differential lock (PTV
Plus, I-no. 221)
9G1.300.031.07
CG105
3022839
911 Carrera 4/
911 Carrera 4S
without regulated
rear-differential lock
9G1.300.011.36
CG135
1003920
911 Carrera 4/
911 Carrera 4S
with regulated
rear-differential lock (PTV
Plus, I-no. 221)
9G1.300.031.37
CG135
3011278
Vehicles manufactured
between:
24.01.2013 – 08.08.2013
Action Required: Replace vent line for PDK transmission
Parts Info:
Work
Procedure:
9G1.321.011.03  Breather hose for PDK transmission (2 ea.)
Information
The vent lines must be installed before installing the new PDK transmission.
Fit breather hoses on the new PDK transmission:
1
Fit breather hose for gear wheel set.
Information
The cable duct remains on the vehicle when the PDK transmission is removed.
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Service
Technical Information
85/13 ENU
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As an example, the figure shows the required installation position of the breather hose after
fitting the cable duct while re-installing the PDK transmission.
1.1
Information
The cable duct remains on the vehicle when
the PDK transmission is removed.
As an example, the figure shows the required
installation position of the breather hose after
fitting the cable duct while re-installing the
PDK transmission.
2
1.2
Position breather hose (Part No.
9G1.321.011.03)  Installing breather
hose for gear wheel set -1- on the PDK
transmission as shown. The breather hose
must point to the lower right in direction of
travel.
1.3
Slide the breather hose  Installing breather
Installing breather hose for gear wheel set
hose for gear wheel set -1- as far as it will
go onto the ventilation connection for the gear wheel set  Installing breather hose for gear
wheel set -2- ( Installing breather hose for gear wheel set -arrow-). When re-installing the
PDK transmission, make sure that the breather hose  Installing breather hose for gear
wheel set -1- is routed under the cable duct  Installing breather hose for gear wheel set
-3-.
Fit breather hose for clutch chamber.
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85/13
2.1
Position breather hose  Installing breather
hose for clutch chamber -1- (Part No.
9G1.321.011.03) on the PDK transmission
as shown  Installing breather hose for
clutch chamber. The breather hose must
point to the lower left in direction of travel
and must be routed under the vacuum line 
Installing breather hose for clutch chamber
-3-. To do this, carefully press the vacuum
line to one side.
2.2
Slide the breather hose  Installing breather
hose for clutch chamber -1- as far as it will go
onto the ventilation connection for the clutch
chamber  Installing breather hose for clutch
chamber -2- ( Installing breather hose for
clutch chamber -arrow-).
Installing breather hose for clutch chamber
Working Time:
37461950 – Removing and installing breather hose.
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.
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