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Service bulletin Circular 93F1_R3

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 id10179128
Published by NHTSA2020-09-03
Manufacturer's numberCircular 93F1_R3
Manufacturer's date2020-08-25
NHTSA componentELECTRICAL SYSTEM; EQUIPMENT

NHTSA's summary

It is possible that the high-voltage battery housing bonded seam was made in a non-optimal position. If this condition is present, moisture can enter the high-voltage battery housing. The driver may be alerted to this condition by the illumination of a high-voltage system warning indicator on the instrument cluster display. 2017 MY added and vehicle count updated.

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

Vehicles listed
AUDI A3 SPORTBACK E-TRON2016 to 2017

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