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Service bulletin 122-J2T5H-11

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 id10166947
Published by NHTSA2019-11-01
Manufacturer's number122-J2T5H-11
Manufacturer's date2019-10-23
NHTSA componentVEHICLE SPEED CONTROL

NHTSA's summary

Parts withdrawal for the speed sensor on the 991 and 992 911 models.

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

Throttle and cruise control

Vehicles listed
PORSCHE 9112012, 2013, 2014, 2015, 2016, 2017, 2018, 2019
PORSCHE 911 CARRERA2020 (the catalog's model; the bulletin names a series or trim of it)

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
ATI991916062021-06-28. Service bulletin. 911 GT3 Abnormal Driving Behavior Along with P0571 - The customer reports abnormal driving behavior. This may indlude one or more of the following: (1) a ladck of expected engine power, (2) erratic gear shifting, and (3) cruise control that intermittently disengages without apparent cause.
122-J6Q7Q-072021-03-06. Service bulletin. Resubmitting at request of Mr. Bernard Hardgrave. Advanced technical information for 991 generation 911 wheel speed sensor faults.
No. 2007.12020-06-02. Service bulletin. Instructions for clearing adaptive cruise control faults and warnings.
122-H4S7Q-122019-12-04. Service bulletin. Instructions for reprogramming the instrument cluster if the tachometer is accidentally switched off upon delivery.