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Service bulletin A9019202048009_4

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 id10163123
Published by NHTSA2019-08-07
Manufacturer's numberA9019202048009_4
Manufacturer's date2019-07-02
NHTSA componentPARKING BRAKE

NHTSA's summary

This bulletin contains software update instructions for when there is a Parking Brake message (no functional issue) without any DTC's logged.

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

Brakes, Parking brake

Vehicles listed
AUDI A3 CABRIOLET2017
AUDI A4 ALLROAD2017
AUDI A52017
AUDI Q52018
AUDI Q72017
AUDI R8 SPYDER2017
AUDI TT ROADSTER2017

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
A5723062055932_92023-06-06. Service bulletin. This bulletin provides information for when the central locking/parking brake warning, or alarm sounds, or if there are exterior mirror issues. DTCs B122D29, U122800, and/or B14FF29 may be stored.
A9023062048009_52023-03-06. Service bulletin. This bulletin provides instructions for a software update in instances where a customer reports a that the message "Parking brake: malfunction! Safely turn off the vehicle, See owner's manual" is shown. The concern cannot be duplicated, and no DTCs are stored.
A9121642024323_72021-02-04. Service bulletin. This bulletin contains technical information regarding when the parking aid sporadically warns of obstacles that don't exist or it is inoperative/constant warning.
ATU_Chassis_Janu2018-05-21. Service bulletin. EPB ?Driver absent application? function
A901781 2048009-2018-02-05. Service bulletin. This bulletin contains software update instructions for when there is a Parking Brake message (no functional issue) without any DTC's logged.
A901778 20480092018-02-05. Service bulletin. This bulletin contains software update instructions for when there is a Parking Brake message (no functional issue) without any DTC's logged.