2004 Audi A4 TSBs

172 manufacturer communications for the 2004 Audi A4 sit in NHTSA's public file. A TSB is factory repair guidance, not a recall — the repair is not automatically free. The 2004 A4 problem report covers complaints, recalls, and investigations.

172Communications

What the bulletins cover

Engine45 bulletins
Electrical43 bulletins
Transmission & drivetrain17 bulletins
Fuel system8 bulletins
Wheels & tires7 bulletins
Airbags5 bulletins

Most recent service bulletins

The 20 most recent of 172 communications on file. The complete set is searchable on NHTSA's page for this vehicle.

Service bulletin A0023742052680_4 October 4, 2023

This bulletin provides information on the additional reporting requirements for safety related inquiries.

Service bulletin SM 48-2022 June 15, 2022

This special notice is to inform dealers to return the parts listed if it meets the criteria provided.

Body & structure A0021482021205_6 June 25, 2021

This informational bulletin explains how to order replacement VIN plates, Safety Certification Labels, etc.

Service bulletin A0020362002047_1 April 16, 2020

This information bulletin contains instructions for technicans on how to ensure their TAC call goes smoothly.

Electrical A9419182012749_1 December 6, 2019

Exterior lights, moisture accumulation 2013-2021 A3 Cabriolet, 2016-2018 Sportback, 2004-2005 A4 Cabriolet, 2004-2008 S4 Cabriolet, 2008 RS4 Cabriolet, 2010-2021 A4 allroad, 2018-2021 A5 Sportback, 2010-2012, 2018-2021 RS5 Cabriolet, 2018-2021 S5 Sportback, 2004-2006 A7,…

Wheels & tires 20AUTIRECHAINS December 4, 2019

New document 2004-2020 A4 allroad, A6 allroad, A8L, R8 Spyder

Service bulletin SM 80-2019 October 1, 2019

Parts are currently blocked from sale at this time.

Service bulletin A0019262052680_2 September 30, 2019

This bulletin contains instructions for additional reporting requirements for safety related inquiries (airbag/seatbelts, accidents, fire and overheat damage.

Electrical A0019252011732_1 September 17, 2019

00 Software Version Management (SVM), operating instructions

Electrical AWC 19-05 August 28, 2019

This communication is issued to inform dealers of updated shipping regulations related to lithium ion batteries.

Service bulletin AWC 19-04 July 22, 2019

This communication is issued to remind dealers of the repair validation process for repair group 19. 2005-2019 A3, 1996-2019 A4, 2008-2019 A5, 1992-2019 A6, 2012-2019 A7, 1997-2019 A8, 2019 E-Tron, 2015-2019 Q3, 2010-2019 Q5, 2007-2019 Q7, 2019 Q8, 2000-2019 TT, 2008-2018 R8

Electrical A9119652050565_2 June 18, 2019

This bulletin contains general software update instructions for vehicles with PR Code 7UH. 2016-2020 A3, 2016-2020 A3 Cabrio, 2016 A3 Sportback, 2016-2020 A4, 2016-2020 A4 allroad, 2016-2012 A4 Avant, 2016-2020 A5 Cabrio, 2016-2020 A5 Coupe, 2018-2020 A5 Sportback, 2016-2020 A6,…

Seat belts · Airbags A0019212052680_1 June 7, 2019

This bulletin contains instructions for additional reporting requirements for safety related inquiries (airbag/seatbelts, accidents, fire and overheat damage). 2008-2021A3, 2015-2021A3 Cabrio, 2005-2016 A3 Sportback, 1999-2021 A4, 2010-2021 A4 allroad, 1999-2012 A4 Avant,…

Electrical A911743 2042097- August 21, 2017

This informational bulletin contains resource information for when the traffic feature is inoperative in the MMI navigation.

Electrical A941791 2012749- July 31, 2017

This informational bulletin contains technical information for when there is condensation visible on the inside of the headlight, taillight, fog light, side marker light, front turn signal, daytime running lights, and/or third brake light lens.

Service bulletin SM 44-2017 EN June 28, 2017

This special notice is to inform dealers to return all part numbers listed in the document and order the superseded part numbers going forward.

Engine A171782 2010043- May 10, 2017

This informational bulletin contains all the the Audi Oil Quality Standards that should be used when doing an oil change.

Electrical A571738 2017082- March 23, 2017

This informational bulletin contains instructions for sychronizing the remote key after the battery has been disconnected or replaced.

Service bulletin ATE-17-05 March 3, 2017

Due to increasing requests for high voltage personal protective equipment (HVE PPE) for dealer technicians working with high voltage vehicles (Hybrid, Plugin Hybrid, Electric Vehicle), the Volkswagen Tools and Equipment Team has identified two US based suppliers to support…

Wheels & tires A441662 2010334- October 19, 2016

This information TSB provides information regarding the correct way to torque adjust a wheel bolt.

← 2004 A4 problems All A4 TSB years
Data updated 2026-08-20 from NHTSA's public records

Every number on this page is a count of records in the federal complaint, recall, and investigation files published by NHTSA's Office of Defects Investigation. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.