122-M6M5Z-06

Service
Technical Information
42/14 ENU
9050
9
Spare Parts Requirements for Horn: Wiring Harness Must be Reworked (42/14)
Vehicle Type:
All 911 models (991)
All Boxster/Cayman models (981)
Model Year:
As of 2012
Concerns:
Horn (also referred to as fanfare)
Information:
Modified assignment of connector contacts due to installation of new type of horn.
As a result, if the horn needs to be replaced, an adapter cable must also be installed.
Parts info:
991.635.159.00 – NEW –  Fanfare, high-pitched (with holder)
991.635.149.01 Old  Fanfare (no longer available)
991.635.160.00 – NEW –  Fanfare, low-pitched (with holder)
991.635.150.01 Old  Fanfare (no longer available)
991.612.947.00 – NEW –  Adapter cable (2 ea. required)
Tools:
PVC tape (commercially available)
Tie-wraps
Work Procedure: 1
Remove horn, see  Workshop Manual '905019 Removing and installing horn - section on
"Removing"'.
2
Connect the connector from the vehicle wiring harness to the connector from the adapter cable until
both connectors lock together with an audible click.
3
Connect the connector from the adapter cable to the horn until it locks with an audible click, see 
Workshop Manual '905019 Removing and installing horn - section on "Installing"'.
4
Also install the adapter cable at the second horn as described in Steps 2 to 5.
5
Wrap PVC tape around both adapter cables and attach them to the cable for the outside temperature
sensor:
2014© Porsche Cars North America, Inc.
AfterSales
Jun 20, 2014
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9
Service
9050
ENU
Technical Information
42/14
Information
The two adapter cables must be routed and secured using PVC tape and tie-wraps in such a way that:
•
they are not under any mechanical strain and
•
they are not touching the fanfares.
End of action required.
References:
 Workshop Manual '905019 Removing and installing horn'
Invoicing:
For invoicing and documentation using PQIS, specify “90500 - Horn” as the fault location (FES5) and
“1614 – Function not as specified” as the damage category (SA4).
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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