WenmarOpen by Wenmar Pro

Service bulletin 122-N6T6L-05

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10117408
Published by NHTSA2017-09-14
Manufacturer's number122-N6T6L-05
Manufacturer's date2015-02-03
NHTSA componentEQUIPMENT:APPLIANCE:AIR CONDITIONER; ELECTRICAL SYSTEM:12V/24V/48V BATTERY; ELECTRICAL SYSTEM:SOFTWARE; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; SUSPENSION:MULTIPLE AXLE

NHTSA's summary

Concerns: Software update of the following control equipment and devices: * High-voltage battery * Air conditioning * Rear axle steering * DME control unit * PDK control unit * Porsche Communication Management (PCM) * Instrument cluster Information: This is to inform you of a voluntary Workshop Campaign on the above-mentioned vehicles. New software is available for the specified control equipment and devices.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Electrical system, Equipment and accessories, Heating and air conditioning, Suspension, Transmission and driveline, 12-volt battery, Automatic transmission, Instrument cluster, Software, Transmission control module

Vehicles listed
PORSCHE 9182015

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Other bulletins for the same vehicles and component
No. 2109.12022-01-04. Service bulletin. Instructions on advanced technical information for critical 12V Li-ion battery recycling for the 911, Cayenne, Taycan, and 918 Spyder.
No. 20202020-10-01. Service bulletin. Information on new special tool for offline updates of the PCM Versions 4 and 5.
PIWIS2001v2020-07-02. Service bulletin. Information on new PIWIS tester update 39.500.020 and .025.
No. 41-202020-07-01. Service bulletin. Instructions on how to perform a PVTS Software update in the event that a car will not start.
122-D6B2X-092019-09-23. Service bulletin. Instructions for retrofitting Sport Plus Mode on vehciles without sport chrono package already installed.
122-T4M9P-092019-09-23. Service bulletin. Instructions for retrofitting Sport Plus Mode on vehciles without sport chrono package already installed.
122-U5R2H-092016-10-04. Service bulletin. "THERE IS A POSSIBILITY THAT MOISTURE CAN GET INTO THE LID OF THE REAR FUSE BOX ON THE AFFECTED VEHICLES UNDER CERTAIN ENVIRONMENTAL INFLUENCES. THIS CAN CAUSE MALFUNCTIONS IN THE PDK TRANSMISSION OVER THE SERVICE LIFE OF THE VEHICLE. THE ERROR MESSAGE ""GEARBOX FAULT"" WILL THEN BE DISPLAYED IN THE INSTRUMENT CLUSTER AND THE TRANSMISSION WILL SWITCH TO THE REDUCED DRIVING PROGRAMME (LIMP-HOME MODE)."
WE372015-04-21. Service bulletin. PORSCHE: 2015 SPYDER NEW SOFTWARE AVAILABLE TO CORRECT THE PROBLEMS FOR CONTROL EQUIPMENT & DEVICES. *LJ