The vehicle dossier US · 2000

2000 Audi
A4Problems & recalls

96 distinct owner reports in the NHTSA snapshot. Brakes appears in 51 of them. Explore what was reported—and which official actions are on file.

Snapshot Sep 28, 2026Live NHTSA complaint API How this dossier is compiled

01 / Owner-reported evidence

What owners reported.

Categories attached to 96 distinct reports. A report can mention more than one component, so category totals can overlap.

Brakes51 reports
Other components13 reports
Electrical system11 reports
Engine11 reports
Transmission & drivetrain8 reports
Air bags6 reports
Visibility5 reports
Suspension3 reports
Fuel system1 reports
Steering1 reports
See original component labels
SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP27
SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP:CONTROL UNIT/MODULE9
SERVICE BRAKES, HYDRAULIC6
ELECTRICAL SYSTEM5
ENGINE AND ENGINE COOLING:ENGINE5
VISIBILITY:POWER WINDOW DEVICES AND CONTROLS4
ENGINE AND ENGINE COOLING4
SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC3
POWER TRAIN:DRIVELINE:DRIVESHAFT3
ELECTRICAL SYSTEM:IGNITION3
ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL3
SERVICE BRAKES, ELECTRIC3
AIR BAGS:FRONTAL2
UNKNOWN OR OTHER2
EXTERIOR LIGHTING:HEADLIGHTS2
AIR BAGS2
SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:PADS2
AIR BAGS:FRONTAL:SENSOR/CONTROL MODULE2
EQUIPMENT2
SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:ROTOR1
SUSPENSION1
POWER TRAIN:AUTOMATIC TRANSMISSION:PARK/NEUTRAL START INTERLOCK SWITCH1
POWER TRAIN:MANUAL TRANSMISSION1
POWER TRAIN:AXLE ASSEMBLY:AXLE SHAFT1
SUSPENSION:FRONT:SPRINGS:COIL SPRINGS1
VEHICLE SPEED CONTROL:ACCELERATOR PEDAL1
SEATS:FRONT ASSEMBLY:SEAT HEATER/COOLER1
POWER TRAIN1
SERVICE BRAKES, HYDRAULIC:FLUID1
AIR BAGS:ON-OFF SWITCH ASSEMBLY1
FUEL SYSTEM, OTHER:STORAGE:FUEL GAUGE SYSTEM1
VISIBILITY:WINDSHIELD WIPER/WASHER:LINKAGES1
LATCHES/LOCKS/LINKAGES:TRUNK LID:LOCK1
POWER TRAIN:DRIVELINE:DIFFERENTIAL UNIT1
WHEELS:RIM1
SUSPENSION:FRONT:CONTROL ARM1
SERVICE BRAKES, HYDRAULIC:POWER ASSIST1
ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:BELTS AND ASSOCIATED PULLEYS1
ENGINE AND ENGINE COOLING:EXHAUST SYSTEM1
STEERING:LINKAGES:TIE ROD ASSEMBLY1
POWER TRAIN:AUTOMATIC TRANSMISSION:COOLING UNIT AND LINES1
VEHICLE SPEED CONTROL1
ELECTRONIC STABILITY CONTROL (ESC)1
TIRES1
SERVICE BRAKES1

These are reports made to NHTSA, not verified diagnoses. More reports can reflect more vehicles, more time on the road, or greater reporting activity.

The reporting timeline

When reports arrived.

Reports by year filed, not by the year a problem occurred. Showing the latest 15 years with reports.

Year filed (last two digits)Latest report: Jun 15, 2021
Mileage, where supplied

62,900 miles is the median among 49 reports with usable mileage. The middle half spans 49,000–88,000 miles.

This describes the submitted reports. It does not predict when a vehicle will fail.

02 / Official safety campaigns

5 recall campaigns on file.

A campaign can cover only certain production dates or configurations. The count does not tell you whether an individual car has an open recall.

Jun 23, 2021 Safety recallAIR BAGS:FRONTAL:DRIVER SIDE:INFLATOR MODULECampaign 21V470000

Reported concern

Volkswagen Group of America, Inc. (Volkswagen) is recalling certain 2000-2001 Audi TT Coupe, TT Roadster, 2000-2002 A4, and S4 vehicles equipped with Non-Azide Driver Air Bag Inflators (NADI) that do not contain phase stabilized ammonium nitrate (PSAN) propellant. Due to a manufacturing issue, the NADI inflators may absorb moisture, possibly causing the air bag to deploy improperly in the event of a crash.

Manufacturer’s stated response

Dealers will replace the driver frontal airbag inflator with an alternative inflator, free of charge. Owner notification letters were mailed November 2, 2021. Owners may contact Audi customer service at 1-800-253-2834. Volkswagen's number for this recall is 69CJ.

Manufacturer campaign: 69CJ

Read campaign 21V470000 at NHTSA
Jan 31, 2020 Safety recallAIR BAGS:FRONTAL:DRIVER SIDE:INFLATOR MODULECampaign 20V056000

Reported concern

Volkswagen Group of America, Inc. (VW) is recalling certain 2000-2001 TT Roadster, 2000 TT Coupe, 1999 Audi A8, 1998-2000 Audi A6, and 1999-2000 Audi A4 vehicles equipped with Non-Azide Driver air bag Inflators (NADI) that do not contain phase stabilized ammonium nitrate (PSAN) propellant. Due to a manufacturing issue, the NADI inflators may absorb moisture, possibly causing the air bag to deploy improperly in the event of a crash.

Manufacturer’s stated response

Dealers will replace the driver frontal air bag inflator with an alternative inflator when the parts become available, free of charge. Owner notifications were mailed September 21, 2021. Owners may contact Audi customer service at 1-800-253-2834. Volkswagen's number for this recall is 69BT.

Manufacturer campaign: 69BT

Read campaign 20V056000 at NHTSA
Mar 7, 2014 Safety recallENGINE AND ENGINE COOLING:ENGINECampaign 14E007000

Reported concern

The Gates Corporation (Gates) is recalling certain aftermarket Tru-Flow Water Pumps, part number TFW 41127, sold at certain NAPA Auto Parts and/or installed by automotive service technicians after November 1, 2013 (and manufactured August 2013 through October 2013) that have a black-colored pulley/sprocket or do not have 'US9377' stamped on the water pump housing. These service replacement parts were sold for use in model year 1999-2005 Audi A4, 2000-2006 Audi TT, 1998-2005 Volkswagen Beetle, 1999-2006 Golf, 1999-2008 and 2011-2013 Volkswagen Jetta, and 2000-2005 Volkswagen Passat. In the affected water pumps, the pulley or sprocket that turns the timing belt may develop microfractures causing the timing belt to fail.

Manufacturer’s stated response

Gates will notify owners, and dealers will replace the water pump, free of charge. The recall began during May 2014. Owners may contact The Gates Corporation at 1-303-744-1911.

Read campaign 14E007000 at NHTSA
Jun 29, 2006 Safety recallEXTERIOR LIGHTINGCampaign 06E060000

Reported concern

CERTAIN AAI MOTORSPORTS COMBINATION LAMPS SOLD AS REPLACEMENT LAMPS FOR USE ON THE ABOVE LIST PASSENGER VEHICLES. COMBINATION LAMPS NOT EQUIPPED WITH AMBER SIDE REFLECTORS FAIL TO CONFORM WITH THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 108, "LAMPS, REFLECTIVE DEVICES, AND ASSOCIATED EQUIPMENT."

Manufacturer’s stated response

AAI MOTORSPORTS WILL NOTIFY OWNERS AND REPLACE THE LAMPS FREE OF CHARGE. THE RECALL BEGAN ON AUGUST 1, 2006. OWNERS MAY CONTACT AAI MOTORSPORTS AT 909-923-9188.

Read campaign 06E060000 at NHTSA
May 24, 2006 Safety recallEXTERIOR LIGHTINGCampaign 06E049000

Reported concern

CERTAIN CK MOTORSPORTS COMBINATION HEADLIGHTS, CLEAR CORNER, BUMPER, AND SIDE MARKER LIGHTS SOLD AS REPLACEMENT LAMPS FOR USE ON THE PASSENGER VEHICLES LISTED ABOVE. SOME COMBINATION LAMPS THAT ARE NOT EQUIPPED WITH AMBER SIDE REFLECTORS FAIL TO CONFORM TO FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 108, LAMPS, REFLECTIVE DEVICES, AND ASSOCIATED EQUIPMENT.

Manufacturer’s stated response

CK MOTORSPORT WILL NOTIFY OWNERS AND REPLACE THE NONCOMPLIANT LAMPS FREE OF CHARGE. THE RECALL BEGAN ON JULY 1, 2006. OWNERS MAY CONTACT CK MOTORSPORT AT 1-909-610-7211.

Read campaign 06E049000 at NHTSA
Check this car’s VIN at NHTSA

03 / The manufacturer’s record

Instructions. Updates. Responses.

101 distinct communications list this model-year. Showing the latest 12. A matching model-year does not establish that every engine, trim or reported symptom is covered.

Oct 4, 2023 Service Bulletin/Repair InstructionsA0023742052680_4This bulletin provides information on the additional reporting requirements for safety related inquiries.NHTSA ID 10243930

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

Components: EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Confirm detailed applicability in the original document.

Source record 10243930 at NHTSA
Jun 25, 2021 Service Bulletin/Repair InstructionsA0021482021205_6This informational bulletin explains how to order replacement VIN plates, Safety Certification Labels, etc.NHTSA ID 10198567

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

Components: EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL · STRUCTURE. Confirm detailed applicability in the original document.

Source record 10198567 at NHTSA
Apr 16, 2020 Service Bulletin/Repair InstructionsA0020362002047_1This information bulletin contains instructions for technicans on how to ensure their TAC call goes smoothly.NHTSA ID 10184530

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

Components: EQUIPMENT:ELECTRICAL. Confirm detailed applicability in the original document.

Source record 10184530 at NHTSA
Aug 28, 2019 Service Bulletin/Repair InstructionsAWC 19-05This communication is issued to inform dealers of updated shipping regulations related to lithium ion batteries.NHTSA ID 10164518

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

Components: ELECTRICAL SYSTEM:12V/24V/48V BATTERY · EQUIPMENT · EQUIPMENT:OTHER:LABELS. Confirm detailed applicability in the original document.

Source record 10164518 at NHTSA
Jul 22, 2019 Service Bulletin/Repair InstructionsAWC 19-04This 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, 2…NHTSA ID 10163501

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

Components: EQUIPMENT. Confirm detailed applicability in the original document.

Source record 10163501 at NHTSA
Jun 7, 2019 Service Bulletin/Repair InstructionsA0019212052680_1This 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 …NHTSA ID 10161273

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, 2003-2009 A4 Cabrio, 2010-2021 A5 Cabrio, 2008-2021 A5 Coupe, 2018-2021 A5 Sportback, 1999-2021A6, 1999-2011A6 Avant, 2008-2020 A7, 1999-2021 A8, 2008-2019 e-tron, 2019-2021 e-tron quattro, 2015-2021 Q3, 2009-2021 Q5, 2007-2021 Q7, 2019 Q8, 2008-2020 R8 Coupe, 2011-2020 R8 Spyder, 2017-2019 RS3, 2007-2008 RS4, 2008 RS4 Cabrio, 2010-2021 RS5, 2010-2020 RS5 Cabrio, 2016-2018 RS6, 2016-2018 RS7, 2004-2012 S4, 2004-2009 S4 Cabrio, 2010-2021 S5 Cabrio, 2008-2021 S5 Coupe, 2018-2021 S5 Sportback, 2007-2021 S6, 2008-2020 S7, 2007-2009 S8, 2018-2021 SQ5, 2000-2021 TT Coupe, 2001-2021 TT Roadster, 2012 TT/RS Coupe

Components: AIR BAGS · EQUIPMENT · SEAT BELTS. Confirm detailed applicability in the original document.

Source record 10161273 at NHTSA
Jul 31, 2017 Service Bulletin/Repair InstructionsA941791 2012749-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 …NHTSA ID 10127856

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.

Components: EXTERIOR LIGHTING. Confirm detailed applicability in the original document.

Source record 10127856 at NHTSA
Jun 28, 2017 Service Bulletin/Repair InstructionsSM 44-2017 ENThis special notice is to inform dealers to return all part numbers listed in the document and order the superseded part numbers going forward.NHTSA ID 10155644

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

Components: EQUIPMENT. Confirm detailed applicability in the original document.

Source record 10155644 at NHTSA
May 10, 2017 Service Bulletin/Repair InstructionsA171782 2010043-This informational bulletin contains all the the Audi Oil Quality Standards that should be used when doing an oil change.NHTSA ID 10128350

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

Components: ENGINE. Confirm detailed applicability in the original document.

Source record 10128350 at NHTSA
Mar 23, 2017 Service Bulletin/Repair InstructionsA571738 2017082-This informational bulletin contains instructions for sychronizing the remote key after the battery has been disconnected or replaced.NHTSA ID 10128205

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

Components: ELECTRICAL SYSTEM:12V/24V/48V BATTERY · EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Confirm detailed applicability in the original document.

Source record 10128205 at NHTSA
Mar 3, 2017 Service Bulletin/Repair InstructionsATE-17-05Due 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 ha…NHTSA ID 10128222

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 dealers in USA and Canada.

Components: EQUIPMENT. Confirm detailed applicability in the original document.

Source record 10128222 at NHTSA
Oct 19, 2016 Service Bulletin/Repair InstructionsA441662 2010334-This information TSB provides information regarding the correct way to torque adjust a wheel bolt.NHTSA ID 10128009

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

Components: WHEELS. Confirm detailed applicability in the original document.

Source record 10128009 at NHTSA
Browse all manufacturer records by page

Records below contain the NHTSA bulk summary unless a document-reviewed explainer is linked. A service bulletin is not a safety recall or a promise of a free repair. Records may be revised or superseded; verify the current document with the manufacturer.

04 / Agency investigations

Official inquiries.

An investigation is an inquiry into a potential concern. Its presence does not establish a defect, and a closed case does not certify a car’s condition.

Opened Jan 23, 2002 ClosedBRAKE AND CLUTCH PEDAL BRACKETPE02008

Recorded closure: Jul 12, 2002

Find investigation PE02008
Opened Aug 11, 2000 ClosedDEGRADED BRAKING IN WET WEATHEREA00021

There is no summary currently available

Recorded closure: Mar 29, 2002

Find investigation EA00021
Opened Apr 4, 2000 ClosedDEGRADED BRAKING WET WEATHER CONDITIONPE00016

There is no summary currently available

Recorded closure: Aug 11, 2000

Find investigation PE00016

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