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Service bulletin Bulletin - Updat

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 id10133325
Published by NHTSA2018-04-16
Manufacturer's numberBulletin - Updat
Manufacturer's date2018-02-15
NHTSA componentELECTRICAL SYSTEM:12V/24V/48V BATTERY

NHTSA's summary

The warning concept for the high-voltage battery has been modified for Audi A3 e-tron vehicles manufactured within a specific period. The ?Drive system: system fault!? warning indicator will light up red instead of yellow if moisture is detected inside the high voltage battery.

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, 12-volt battery

Vehicles listed
AUDI A3 SPORTBACK E-TRON2016

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