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Service bulletin A571739 2046196-

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 id10128213
Published by NHTSA2018-02-05
Manufacturer's numberA571739 2046196-
Manufacturer's date2017-03-30
NHTSA componentELECTRICAL SYSTEM:IGNITION:SWITCH; ELECTRICAL SYSTEM:IGNITION:MODULE

NHTSA's summary

This bulletin shows the proper way of adapting the key to advanced key functions.

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, Ignition

Vehicles listed
AUDI Q32015, 2016, 2017, 2018

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
A5723082027406_52023-07-10. Service bulletin. This bulletin provides information regarding the Audi advanced key.
A9623822056019_22023-03-06. Service bulletin. This bulletin provides instructions for when the anti-theft alarm has gone off for no reason, or did not go off at all. No DTCs are stored.
961487203884912022-11-21. Service bulletin. Remove key warning in DIS, MMI does not turn off with key removed, or locking with remove does not work
A961487 2038849-2017-12-05. Service bulletin. The infotainment system (radio, navigation, etc.) is not switched off when the ignition key is removed. The steering column cannot be locked. The vehicle cannot be locked with the remote. A warning appears in the DIS indicating that the key must be removed from the ignition, but the key has already been removed. DTCs may be logged in the onboard supply control module. The locking cylinder for the ignition lock is stiff because of internal dimensional tolerance issues. The S-contact in the ignition switch does not open due to various manufacturing issues.