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Service bulletin Bulletin-Update

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 id10153091
Published by NHTSA2019-02-19
Manufacturer's numberBulletin-Update
Manufacturer's date2017-09-12
NHTSA componentPOWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ELECTRICAL SYSTEM:SOFTWARE

NHTSA's summary

Update ECM software to correct specific OBD diagnostic protocols that could cause incorrect illumination of the MIL.

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, Transmission and driveline, Automatic transmission, Software, Transmission control module

Vehicles listed
AUDI A3 SPORTBACK E-TRON2016

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