# Service bulletin A461489 2027636\-

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: 10122547
- Published by NHTSA: 2017\-11\-08
- Manufacturer's number: A461489 2027636\-
- Manufacturer's date: 2014\-07\-21
- NHTSA component: SERVICE BRAKES, HYDRAULIC

## NHTSA's summary

Supersedes Technical Service Bulletin Group 46 number 14\-73 dated March 12, 2014. Brakes squeak or squeal when used with light to moderate force. The vehicle was produced before September 3, 2012 \(calendar week 36\). This bulletin does not apply to vehicles produced on September 3, 2012 or later. For vehicles built on September 3, 2012 or later, use TSB 2034181: 46 Brake noise analysis and handling, or other applicable TSBs.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2014/MC-10122547-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2014/MC-10122547-0001.pdf)

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

## Components

Brakes

## Vehicles listed

- 2008 to 2009 AUDI A5 CABRIOLET
- 2010 to 2012 AUDI S4
- 2008 to 2011 AUDI S5
- 2010 to 2011 AUDI S5 CABRIOLET

## Other bulletins for the same vehicles and component

- [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\_2069904\_2](/bulletins/11025369.md), 2025-11-08, Service bulletin: SERVICE BRAKES. This bulletin provides information for all models regarding brake sounds.
- [TSB\_2075120\_2](/bulletins/11025342.md), 2025-11-08, Service bulletin: SERVICE BRAKES. This bulletin provides information regarding the general approach for all Audi vehicles regarding brake vibrations.
- [TSB\_2072304\_3](/bulletins/11025336.md), 2025-11-08, Service bulletin: SERVICE BRAKES. This bulletin provides information when there is an ABS/ESC speed sensor implausible signal.
- [TSB\_2069078\_3](/bulletins/11025333.md), 2025-11-08, Service bulletin: SERVICE BRAKES. This bulletin provides information on the zirconium insercts in the brake piston \(ceramic brakes only\).
- [A4624592069078\_2](/bulletins/11009356.md), 2024-10-28, Service bulletin: SERVICE BRAKES. This bulletin provides informaion regarding zirconium inserts in the bake piston for vehicle equipped with ceramic brakes.
- [A4524492075120\_1](/bulletins/11009351.md), 2024-10-28, Service bulletin: SERVICE BRAKES. This bulletin provides information regarding the general approach to brakes rubbing.

JSON: [/v1/bulletins/10122547](/v1/bulletins/10122547)

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