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Service bulletin A8019102057304_1

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 id10168773
Published by NHTSA2019-12-07
Manufacturer's numberA8019102057304_1
Manufacturer's date2019-11-20
NHTSA componentEQUIPMENT

NHTSA's summary

This bulletin contains a software update for DTC B158129 and B158131 with the A/C system being inoperative.

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

Equipment and accessories

Trouble codes named

B1581

Vehicles listed
AUDI A3 SPORTBACK E-TRON2017 to 2018

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