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Service bulletin A4821082063526_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 id10199929
Published by NHTSA2021-09-03
Manufacturer's numberA4821082063526_1
Manufacturer's date2021-08-02
NHTSA componentSERVICE BRAKES

NHTSA's summary

This bulletin contains instructions for when DTC B116831 is stored in the ABS module with several warning lamps.

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

Trouble codes named

B1168

Vehicles listed
AUDI A32016, 2017, 2018, 2019, 2020
AUDI A32022
AUDI A3 SPORTBACK E-TRON2016 to 2018
AUDI RS 32017, 2018, 2019, 2020
AUDI RS 32022
AUDI RS32021
AUDI S32016, 2017, 2018, 2019, 2020
AUDI S32021
AUDI S32022
AUDI TT2016, 2017, 2018, 2019, 2020, 2021, 2022
AUDI TT RS2018, 2019, 2020, 2021, 2022
AUDI TTS2016, 2017, 2018, 2019, 2020, 2021, 2022

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
TSB_2079459_22026-10-05. Service bulletin. This bulletin provides information when the DTC U300100 is logged I n the electromechanical brake servo.
TSB_2077435_32026-09-04. Service bulletin. This bulletin provides information when there are cracks on the friction ring surface on ceramic brake discs.
TSB_2075120_32026-09-04. Service bulletin. This bulletin provides information about the general approach for brake vibration concerns.
TSB_2072304_42026-09-04. Service bulletin. This bulletin provides information when there is an ABS/ESC speed sensor implausible signal.
TSB_2069904_32026-09-04. Service bulletin. This bulletin provides information for all models regarding brake sounds.
TSB_2069078_42026-09-04. Service bulletin. This bulletin provides information on the zirconium insercts in the brake piston (ceramic brakes only).
TSB_2067132_42026-09-04. Service bulletin. This bulletin provides information when there is corrosion on the friction survace of steel brake discs.
TSB_2034143_112026-01-07. Service bulletin. This Repair Authorization requests that technicians contact the Technical Assistance Center before proceeding with any brake repairs on vehicles with Cceramic brakes.
TSB_2077435_22025-11-08. Service bulletin. This bulletin provides information when there are cracks on the friction ring surface on ceramic brake discs.
TSB_2069904_22025-11-08. Service bulletin. This bulletin provides information for all models regarding brake sounds.