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2021 AUDI S4 Technical Service Bulletin - California Lemon Law AUDI S4 Problems

California Lemon Law >> Technical Service Bulletin >> AUDI >> S4

Technical Service Bulletins For 2021 AUDI S4

Here are the technical service bulletins we have for the 2021 AUDI S4. If you have any questions, do not hesitate to Contact Us:




Technical Service Bulletins

Technical Service Bulletin #A1719982028440_4

This 2021 AUDI S4 Technical Service Bulletin affects the 091200 FUEL SYSTEM, OTHER:STORAGE:FUEL GAUGE SYSTEM

NHTSA #10164512

Date Of Bulletin

20190830

Failing Component Name

091200 FUEL SYSTEM, OTHER:STORAGE:FUEL GAUGE SYSTEM

Description

This informational bulletin explains when the range display is empty in the on-board computer. Also A3 Cabriolet 2015-2021, A3 Sportback 2016-2018, 2005 A4 Cabriolet , 2005-2009 S4 Cabriolet, 2010-2012 and 2018-2021 RS5 Cabriolet, 2018-2021


Technical Service Bulletin #A0019252011732_1

This 2021 AUDI S4 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM

NHTSA #10166284

Date Of Bulletin

20190917

Failing Component Name

110000 ELECTRICAL SYSTEM

Description

00 Software Version Management (SVM), operating instructions


Technical Service Bulletin #A9119762051720_3

This 2021 AUDI S4 Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

NHTSA #10164846

Date Of Bulletin

20190807

Failing Component Name

355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

Description

This bulletin contains instructions for submitting a customer registration form for the Audi phone box to the customer's Mobile Network Operator.


Technical Service Bulletin #A9119932037087_4

This 2021 AUDI S4 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM

NHTSA #10165969

Date Of Bulletin

20190927

Failing Component Name

110000 ELECTRICAL SYSTEM

Description

This bulletin contains instructions for enabling text message notifications through the MMI system.


Technical Service Bulletin #A0019262052680_2

This 2021 AUDI S4 Technical Service Bulletin affects the 350000 EQUIPMENT

NHTSA #10165539

Date Of Bulletin

20190930

Failing Component Name

350000 EQUIPMENT

Description

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


Technical Service Bulletin #A9020372058077_3

This 2021 AUDI S4 Technical Service Bulletin affects the 350000 EQUIPMENT

NHTSA #10170802

Date Of Bulletin

20200128

Failing Component Name

350000 EQUIPMENT

Description

This bulletin contains instructions for determining unexpected Audi pre sense interventions.


Technical Service Bulletin #A9419182012749_1

This 2021 AUDI S4 Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE

NHTSA #10169118

Date Of Bulletin

20191206

Failing Component Name

356000 EQUIPMENT ADAPTIVE

Description

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-


Technical Service Bulletin #A9419182012749_1

This 2021 AUDI S4 Technical Service Bulletin affects the 350000 EQUIPMENT

NHTSA #10169118

Date Of Bulletin

20191206

Failing Component Name

350000 EQUIPMENT

Description

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-


Technical Service Bulletin #A9419182012749_1

This 2021 AUDI S4 Technical Service Bulletin affects the 120000 EXTERIOR LIGHTING

NHTSA #10169118

Date Of Bulletin

20191206

Failing Component Name

120000 EXTERIOR LIGHTING

Description

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-


Technical Service Bulletin #A912039201818711

This 2021 AUDI S4 Technical Service Bulletin affects the 353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.

NHTSA #10171830

Date Of Bulletin

20200223

Failing Component Name

353400 EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.

Description

This bulletin contains inspection guidelines for radio interference that causes noises in the speaker.


Technical Service Bulletin #A4419722056386_2

This 2021 AUDI S4 Technical Service Bulletin affects the 010000 STEERING

NHTSA #10168685

Date Of Bulletin

20191126

Failing Component Name

010000 STEERING

Description

This bulletin contains instructions for when the vehicle pulls to one side or the steering wheel is crooked. 2019-2021 A3 Cabriolet, 2019-2021 A5 Sportback, 2019-2021 RS5 Cabriolet, 2019-2021 S5 Sportback, 2021 RS6 Avant


Technical Service Bulletin #A9219232038151_1

This 2021 AUDI S4 Technical Service Bulletin affects the 136000 VISIBILITY:WINDSHIELD WIPER/WASHER

NHTSA #10168734

Date Of Bulletin

20191112

Failing Component Name

136000 VISIBILITY:WINDSHIELD WIPER/WASHER

Description

This bulletin provides instructions for repairing a vehicle with a washer solvent light on but the level is correct. 2015-2021 A3 Cabriolet, 2016-2018 A3 Sportback, 2018-2021 A5 Sportback, 2012 and 2018-2021 RS5 Cabriolet, 2018-2021 S5 Spo


Technical Service Bulletin #A9219232038151_1

This 2021 AUDI S4 Technical Service Bulletin affects the 130000 VISIBILITY

NHTSA #10168734

Date Of Bulletin

20191112

Failing Component Name

130000 VISIBILITY

Description

This bulletin provides instructions for repairing a vehicle with a washer solvent light on but the level is correct. 2015-2021 A3 Cabriolet, 2016-2018 A3 Sportback, 2018-2021 A5 Sportback, 2012 and 2018-2021 RS5 Cabriolet, 2018-2021 S5 Spo


Technical Service Bulletin #A4419702056386_1

This 2021 AUDI S4 Technical Service Bulletin affects the 200000 WHEELS

NHTSA #10166732

Date Of Bulletin

20191021

Failing Component Name

200000 WHEELS

Description

This bulletin contains instructions for when the vehicle pulls to one side or the steering wheel is crooked. 2019-2021 A3 Cabriolet, A5 Sportback, RS5 Cabriolet, S5 Sportback, 2021 RS6 Avant


Technical Service Bulletin #A0019292031473_2

This 2021 AUDI S4 Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

NHTSA #10169106

Date Of Bulletin

20191209

Failing Component Name

355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

Description

This informational bulletin contains instructions for when car wash bristles are stuck in the headlights. 2015-2021 A3 Cabriolet, 2015-2018 A3 e-tron, 2011-2021 A4 allroad, 2018-2021 A5 Sportback, 2011-2012 and 2018-2021 RS5 Cabriolet, 201


Technical Service Bulletin #A5120132009967_1

This 2021 AUDI S4 Technical Service Bulletin affects the 355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

NHTSA #10173425

Date Of Bulletin

20200312

Failing Component Name

355200 EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL

Description

This bulletin contains instructions for vehicle inspection, protection removal, and detailing.


Technical Service Bulletin #A921924203815111

This 2021 AUDI S4 Technical Service Bulletin affects the 350000 EQUIPMENT

NHTSA #10169691

Date Of Bulletin

20191220

Failing Component Name

350000 EQUIPMENT

Description

This bulletin provides instructions for repairing a vehicle with a washer solvent light on but the level is correct.


Technical Service Bulletin #A921924203815111

This 2021 AUDI S4 Technical Service Bulletin affects the 136000 VISIBILITY:WINDSHIELD WIPER/WASHER

NHTSA #10169691

Date Of Bulletin

20191220

Failing Component Name

136000 VISIBILITY:WINDSHIELD WIPER/WASHER

Description

This bulletin provides instructions for repairing a vehicle with a washer solvent light on but the level is correct.


Technical Service Bulletin #A9020362058077_2

This 2021 AUDI S4 Technical Service Bulletin affects the 030000 BRAKES (PWS)

NHTSA #10170631

Date Of Bulletin

20200117

Failing Component Name

030000 BRAKES (PWS)

Description

This bulletin contains instructions for determining unexpected Audi pre sense interventions.


Technical Service Bulletin #A9020362058077_2

This 2021 AUDI S4 Technical Service Bulletin affects the 350000 EQUIPMENT

NHTSA #10170631

Date Of Bulletin

20200117

Failing Component Name

350000 EQUIPMENT

Description

This bulletin contains instructions for determining unexpected Audi pre sense interventions.


Technical Service Bulletin #A4420732056386_3

This 2021 AUDI S4 Technical Service Bulletin affects the 011000 STEERING:WHEEL AND HANDLE BAR

NHTSA #10171810

Date Of Bulletin

20200212

Failing Component Name

011000 STEERING:WHEEL AND HANDLE BAR

Description

This bulletin contains instructions for when the vehicle pulls to one side or the steering wheel is crooked.


Technical Service Bulletin #A9020452059335_1

This 2021 AUDI S4 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM

NHTSA #10174390

Date Of Bulletin

20200424

Failing Component Name

110000 ELECTRICAL SYSTEM

Description

This bulletin contains information on noises from the instrument cluster installation area.


Technical Service Bulletin #A9020442032113_3

This 2021 AUDI S4 Technical Service Bulletin affects the 110000 ELECTRICAL SYSTEM

NHTSA #10174389

Date Of Bulletin

20200424

Failing Component Name

110000 ELECTRICAL SYSTEM

Description

This information bulletin contains a background on the outside air temperature reading.


Technical Service Bulletin #A6420722047061_2

This 2021 AUDI S4 Technical Service Bulletin affects the 160000 STRUCTURE

NHTSA #10173856

Date Of Bulletin

20200409

Failing Component Name

160000 STRUCTURE

Description

This bulletin contains a cleaning procedure from leftover residue from suction cups or labels.


Technical Service Bulletin #A4020052024318_9

This 2021 AUDI S4 Technical Service Bulletin affects the 350000 EQUIPMENT

NHTSA #10175370

Date Of Bulletin

20200513

Failing Component Name

350000 EQUIPMENT

Description

This technical service bulletin provides instructions for correcting a clicking sound from the wheel bearing(s).


Technical Service Bulletin #A4020052024318_9

This 2021 AUDI S4 Technical Service Bulletin affects the 200000 WHEELS

NHTSA #10175370

Date Of Bulletin

20200513

Failing Component Name

200000 WHEELS

Description

This technical service bulletin provides instructions for correcting a clicking sound from the wheel bearing(s).


Technical Service Bulletin #A4020062059474_1

This 2021 AUDI S4 Technical Service Bulletin affects the 356000 EQUIPMENT ADAPTIVE

NHTSA #10175371

Date Of Bulletin

20200513

Failing Component Name

356000 EQUIPMENT ADAPTIVE

Description

This bulletin contains instructions for correcting buffer stop noise (rumbling or squeaking from the front end).


Technical Service Bulletin #A4020062059474_1

This 2021 AUDI S4 Technical Service Bulletin affects the 350000 EQUIPMENT

NHTSA #10175371

Date Of Bulletin

20200513

Failing Component Name

350000 EQUIPMENT

Description

This bulletin contains instructions for correcting buffer stop noise (rumbling or squeaking from the front end).


Technical Service Bulletin #A4020062059474_1

This 2021 AUDI S4 Technical Service Bulletin affects the 020000 SUSPENSION

NHTSA #10175371

Date Of Bulletin

20200513

Failing Component Name

020000 SUSPENSION

Description

This bulletin contains instructions for correcting buffer stop noise (rumbling or squeaking from the front end).


Technical Service Bulletin #A6420742020552_9

This 2021 AUDI S4 Technical Service Bulletin affects the 350000 EQUIPMENT

NHTSA #10175961

Date Of Bulletin

20200508

Failing Component Name

350000 EQUIPMENT

Description

This bulletin provides instructions on how to clean exterior glass.


Technical Service Bulletin #A6420742020552_9

This 2021 AUDI S4 Technical Service Bulletin affects the 131000 VISIBILITY:WINDSHIELD

NHTSA #10175961

Date Of Bulletin

20200508

Failing Component Name

131000 VISIBILITY:WINDSHIELD

Description

This bulletin provides instructions on how to clean exterior glass.


Technical Service Bulletin #A4320322051336_2

This 2021 AUDI S4 Technical Service Bulletin affects the 020000 SUSPENSION

NHTSA #10173847

Date Of Bulletin

20200403

Failing Component Name

020000 SUSPENSION

Description

This bulletin contains repair instructions for DTC B200FF0.


Technical Service Bulletin #A4220442038689_4

This 2021 AUDI S4 Technical Service Bulletin affects the 350000 EQUIPMENT

NHTSA #10175376

Date Of Bulletin

20200513

Failing Component Name

350000 EQUIPMENT

Description

This bulletin contains information on how to fix a clunking or rattling noise heard from the rear suspension when the vehicle is driven over bumps.


Technical Service Bulletin #A4220442038689_4

This 2021 AUDI S4 Technical Service Bulletin affects the 020000 SUSPENSION

NHTSA #10175376

Date Of Bulletin

20200513

Failing Component Name

020000 SUSPENSION

Description

This bulletin contains information on how to fix a clunking or rattling noise heard from the rear suspension when the vehicle is driven over bumps.


Technical Service Bulletin #A9120702044694_2

This 2021 AUDI S4 Technical Service Bulletin affects the 350000 EQUIPMENT

NHTSA #10176069

Date Of Bulletin

20200528

Failing Component Name

350000 EQUIPMENT

Description

This technical service bulletin provides troubleshooting for issues with the navigation map database.


Technical Service Bulletin #A9120652036576_6

This 2021 AUDI S4 Technical Service Bulletin affects the 350000 EQUIPMENT

NHTSA #10176067

Date Of Bulletin

20200512

Failing Component Name

350000 EQUIPMENT

Description

This informational bulletin contains instructions for when a phone is connected to the vehicle via Bluetooth, one of the following conditions occurs when the user searches for a contact name in the MMI address book (by using the MMI control


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