Problems owners report
Complaints filed with NHTSA about the 2000 Audi A4, by the system named in each complaint. One complaint can name several.
- Service brakes, hydraulic47
- Electrical system11
- Engine and engine cooling11
- Power train8
- Air bags6
- Visibility5
- Suspension3
- Service brakes, electric3
- Vehicle speed control2
- Unknown or other2
NHTSA ODI complaints (public domain) · updated 23 Oct 2026 · 2 injuries and 0 deaths reported
Compared with other years
NHTSA ODI complaints by model year
New York safety inspections
At its first New York inspection the 2000 Audi A4 failed the safety check 1.90% of the time — 2% more often than the average 2000 passenger car (1.86%). Median odometer at inspection: 154,965 miles.
NY DMV Vehicle Inspections (vezn-fmmk), initial inspections since Aug 2021 · how we count
In the Netherlands
22 first registered in 2000 are on Dutch roads; 86% arrived later as imports.
Most common APK defects
- Overmatige vloeistoflekkage overige vloeistoffen20
- Band onvoldoende profiel11
- Waarschuwingsinrichting airbag- / gordelsysteem geeft defect10
- Waarschuwingsinrichting antiblokkeersysteem geeft defect aan10
- Koplamp met afwijkend lichtbeeld onjuist afgesteld6
- Bandenspanning niet op juiste waarde6
- Kentekenplaatverlichting werkt niet (goed) / ontbreekt5
- Band(en) aanwezig met een profieldiepte van 1,6 t/m 2,5 mm5
Colours
RDW Open Data: registered vehicles and APK defects (CC0) · defect descriptions in the RDW's Dutch wording
In the United Kingdom
556 cars built in 2000 were licensed for the road at the end of 2025, and 1,395 more were declared off the road (SORN).
Department for Transport and DVLA, vehicle licensing statistics (table VEH0124, year of manufacture) · Open Government Licence v3.0
MOT test results in Great Britain
In 2023, 1,146 of these cars first registered in 2000 took their annual MOT test. 60% passed first time; among all cars first registered in 2000 the figure was 61%.
| Failed on | These cars | All cars from 2000 |
|---|---|---|
| Suspension | 16.6% | 14.3% |
| Lamps, reflectors and electrical equipment | 13.6% | 17.7% |
| Brakes | 13.1% | 12.8% |
| Body, chassis, structure | 10.9% | 9.6% |
| Noise, emissions and leaks | 9.5% | 7.7% |
| Steering | 5.9% | 3.9% |
DVSA anonymised MOT tests and results, 2023 (Department for Transport) · Open Government Licence v3.0 · first tests only; a fix made at the test station within the hour still counts as a fail
In Finland
375 of these cars first registered in 2000 were in use in Finland on 30 Jun 2026, with an average of 314,000 km on the odometer at their last inspection.
Traficom (Finnish Transport and Communications Agency), open data on vehicles in use · CC BY 4.0
In New Zealand
51 2000 cars are on the New Zealand register; 51% arrived as used imports, 43% were sold new in New Zealand.
NZ Transport Agency Waka Kotahi, Motor Vehicle Register (March 2026) · CC BY 4.0
Fuel consumption
Official Canadian test results for 8 variants: combined 9.7–12.7 L/100 km (about 19–24 mpg US), CO₂ 223–292 g/km.
| Variant | City | Highway | Combined |
|---|---|---|---|
| A4 · Compact · Premium gasoline | 11.1 | 8.1 | 9.7 |
| A4 quattro · Compact · Premium gasoline | 12.1 | 8.9 | 10.7 |
| A4 · Compact · Premium gasoline | 12.9 | 8.6 | 10.9 |
| A4 · Compact · Premium gasoline | 13.2 | 8.9 | 11.3 |
| A4 quattro · Compact · Premium gasoline | 13.6 | 9.1 | 11.6 |
| A4 · Compact · Premium gasoline | 14.6 | 9.7 | 12.4 |
| A4 quattro · Compact · Premium gasoline | 14.3 | 10.3 | 12.5 |
| A4 quattro · Compact · Premium gasoline | 14.9 | 10.1 | 12.7 |
Litres per 100 km. Natural Resources Canada, Fuel consumption ratings (open.canada.ca) · Open Government Licence – Canada
Recalls in Canada
2 Transport Canada recalls for the 2000 Audi A4.
| 2021391 23 Jun 2021 | Airbag Issue: On certain vehicles, exposure to moisture over time could cause the driver-front airbag not to inflate properly in a crash. Safety Risk: An airba… |
| 2020032 29 Jan 2020 | Airbag Issue: On certain vehicles, exposure to moisture over time could cause the driver-front airbag not to inflate properly in a crash. Safety Risk: In a cra… |
Transport Canada Vehicle Recalls Database · Contains information licensed under the Open Government Licence – Canada
Recalls
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.
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.
Whether a recall was fixed on a particular car is known only to the manufacturer: check the VIN at nhtsa.gov/recalls.
NHTSA recalls · summaries in NHTSA's own words
Service bulletins
What Audi told its dealers about the 2000 Audi A4: known faults, fixes and updates.
| Bulletin | Summary |
|---|---|
| 621505 | A CONDITION MAY EXIST WHERE THE ENGINE CRANKS BUT WILL NOT START. *TT |
| 621502 | THIS TECHNICAL REPAIR MANUAL CONTAINS THE ELECTRICAL WIRING DIAGRAMS, TROUBLESHOOTING AND COMPLENT LOCATIONS. *TT |
| 619856 | A CONDITION MAY EXIST WHERE THE ENGINE MAY CRANK BUT WILL NOT START. *TT |
| 10251027 | Tightening wheel bolts |
| 10250950 | Tightening wheel bolts |
| 10250430 | Oil consumption measurement - Repair Authorization (CA) |
| 10249085 | Google Maps Street View (NVLW)) |
| 10249054 | Due to new Minnesota state regulations regarding biofuels, biodiesel blends of B5 or less may not be available in the State of Minnesota. |
| 10243930 | This bulletin provides information on the additional reporting requirements for safety related inquiries. |
| 10243787 | Audi Elsa Newsletter |
| 10243780 | Audi Elsa Newsletter |
| 10231130 | Idenifying and mixing factory fill engine coolants |
| 10231128 | Technical bulletins and updates |
| 10231127 | ElsaPro Software update and technical bulletins |
| 10228314 | The use of contaminated gasoline or gasoline with a low content of deposit control additives may result in one or more conditions. |
| 10228302 | High quality media files (video and sound) are now integrated into technical service bulletins on a case-by-case basis. Media files can now be viewed on any smartphone or tablet. |
| 10226530 | ATF pan leaks |
| 10226529 | Vehicle lacks power or will not move after stop due to simultaneous depressing of the brake and accelerator pedals |
| 10224993 | The use of contaminated gasoline or gasoline with a low content of deposit control additives may result in one or more conditions. |
| 10224981 | High quality media files (video and sound) are now integrated into technical service bulletins on a case-by-case basis. Media files can now be viewed on any smartphone or tablet. |
| 10221966 | The use of contaminated gasoline or gasoline with a low content of deposit control additives may result in one or more conditions. |
| 10221954 | High quality media files (video and sound) are now integrated into technical service bulletins on a case-by-case basis. Media files can now be viewed on any smartphone or tablet. |
| 10216682 | Engine oils that meet Audi Oil Quality Standards. |
| 10216662 | Discontinuation and mixing of Audi-approved engine coolants. |
| 10216656 | Discontinuation and mixing of Audi-approved engine coolants. |
NHTSA manufacturer communications (public domain)
NHTSA investigations
BRAKE AND CLUTCH PEDAL BRACKET
DEGRADED BRAKING IN WET WEATHER
DEGRADED BRAKING WET WEATHER CONDITION
NHTSA Office of Defects Investigation