# Service bulletin A4524442072549\_3

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.

- Type: Service bulletin
- NHTSA id: 11002897
- Published by NHTSA: 2024\-07\-02
- Manufacturer's number: A4524442072549\_3
- Manufacturer's date: 2024\-06\-11
- NHTSA component: SERVICE BRAKES

## NHTSA's summary

This bulleitn provides informationw hen the the DTCs C101AF1, C101BF1, C101CF1, C101DF1 "magnetic field too low" is stored in the ABS control unit.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2024/MC-11002897-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2024/MC-11002897-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Brakes

## Trouble codes named

C101A, C101B, C101C, C101D

## Vehicles listed

- 2022 to 2025 AUDI A3
- 2022 to 2025 AUDI RS 3
- 2022 to 2025 AUDI S3

## Other bulletins for the same vehicles and component

- [TSB\_2079459\_2](/bulletins/11038064.md), 2026-10-05, Service bulletin: SERVICE BRAKES. This bulletin provides information when the DTC U300100 is logged I n the electromechanical brake servo.
- [TSB\_2077435\_3](/bulletins/11036924.md), 2026-09-04, Service bulletin: SERVICE BRAKES. This bulletin provides information when there are cracks on the friction ring surface on ceramic brake discs.
- [TSB\_2075120\_3](/bulletins/11036921.md), 2026-09-04, Service bulletin: SERVICE BRAKES. This bulletin provides information about the general approach for brake vibration concerns.
- [TSB\_2072304\_4](/bulletins/11036914.md), 2026-09-04, Service bulletin: SERVICE BRAKES. This bulletin provides information when there is an ABS/ESC speed sensor implausible signal.
- [TSB\_2069904\_3](/bulletins/11036911.md), 2026-09-04, Service bulletin: SERVICE BRAKES. This bulletin provides information for all models regarding brake sounds.
- [TSB\_2069078\_4](/bulletins/11036909.md), 2026-09-04, Service bulletin: SERVICE BRAKES. This bulletin provides information on the zirconium insercts in the brake piston \(ceramic brakes only\).
- [TSB\_2067132\_4](/bulletins/11036906.md), 2026-09-04, Service bulletin: SERVICE BRAKES. This bulletin provides information when there is corrosion on the friction survace of steel brake discs.
- [TSB\_2081760\_1](/bulletins/11032199.md), 2026-05-05, Service bulletin: SERVICE BRAKES. This bulletin provides informaiton when the ABS/ESP intervenes early at low speeds.
- [TSB\_2034143\_11](/bulletins/11027374.md), 2026-01-07, Service bulletin: SERVICE BRAKES. This Repair Authorization requests that technicians contact the Technical Assistance Center before proceeding with any brake repairs on vehicles with Cceramic brakes.
- [TSB\_2077435\_2](/bulletins/11025404.md), 2025-11-08, Service bulletin: SERVICE BRAKES. This bulletin provides information when there are cracks on the friction ring surface on ceramic brake discs.

JSON: [/v1/bulletins/11002897](/v1/bulletins/11002897)

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