Model year
2021 Audi A4
NHTSA lists 4 recalls and 11 complaints for the 2021 Audi A4 (recall file dated Oct 23, 2026; complaint file dated Oct 23, 2026). NHTSA also lists 1 recall and 2 complaints under A4 ALLROAD. Those counts are separate from the numbers above. The components listed on the most complaints are ELECTRICAL SYSTEM (3), UNKNOWN OR OTHER (3), LANE DEPARTURE: BLIND SPOT DETECTION (2). NHTSA rated the 4 DR AWD 5 stars overall. EPA rates it 26–28 mpg combined depending on configuration (fuel economy file dated Sep 29, 2026). EPA's annual fuel-cost figures for these configurations are $2,950–$3,150, based on 15,000 miles and 55% city driving.
- 2000 96 complaints
- 2001 131 complaints
- 2002 181 complaints
- 2003 210 complaints
- 2004 189 complaints
- 2005 219 complaints
- 2006 295 complaints
- 2007 196 complaints
- 2008 175 complaints
- 2009 120 complaints
- 2010 64 complaints
- 2011 11 complaints
- 2012 19 complaints
- 2013 24 complaints
- 2014 32 complaints
- 2015 19 complaints
- 2016 11 complaints
- 2017 56 complaints
- 2018 45 complaints
- 2019 10 complaints
- 2020 128 complaints
- 2021 11 complaints
- 2022 6 complaints
- 2023 10 complaints
- 2024 2 complaints
- 2025 1 complaints
Recalls
22V742000 · Oct 5, 2022
BACK OVER PREVENTION:DISPLAY FUNCTION
Volkswagen Group of America, Inc. (Volkswagen) is recalling certain 2021 Audi A8, RS7, RS6 Avant, RS5 Sportback, RS5 Coupe, Q8, Q7, Q5 Sportback, S4 Sedan, Q5, A7, A6, A6 Allroad, A5 Sportback, A5 Coupe, A5 Cabrioleet, A4 Sedan, A4 Allroad, E-Tron Sportback Quattro, SQ7, S5…
22V034000 · Jan 26, 2022
TIRES; SUSPENSION:REAR:AXLE:NON-POWERED AXLE ASSEMBLY
Volkswagen Group of America, Inc. (Audi) is recalling certain 2019-2021 Audi A5 Sportback, RS5 Coupe, RS5 Sportback, S5 Sportback, 2020-2021 A4 Allroad, A4 Sedan, A5 Cabriolet, A5 Coupe, A6 Allroad, A6 Sedan, A7, A8, Q5, S4 Sedan, S5 Coupe, S5 Cabriolet, S6 Sedan, S7, S8, SQ5,…
21V606000 · Aug 5, 2021
SEAT BELTS:REAR/OTHER:RETRACTOR; SEAT BELTS
Volkswagen Group of America, Inc. (Volkswagen) is recalling certain 2021 Volkswagen ID4, Audi A4 Allroad, A4 Sedan, A5 Cabriolet, A5 Coupe, A5 Sportback, A6 Allroad, A6 Sedan, A7, A8, E-Tron Quattro, E-Tron Sportback Quattro, Q3, Q5, Q5 Sportback, Q7, Q8, RS5 Sportback, RS5…
21V295000 · Apr 26, 2021
SUSPENSION:REAR:AXLE:NON-POWERED AXLE ASSEMBLY
Volkswagen Group of America, Inc. (Audi) is recalling certain 2021 Q7, Q8, Q5 Sportback, SQ5 Sportback, RS6 Avant, RS7, RS Q8, 2020-2021 Audi S6 sedan, Q5, A8, S8, A7, A6 Allroad, A5 Cabriolet, A4 sedan, A4 Allroad, SQ5, S7, A6 sedan, S5 coupe, S4 sedan, S5 Cabriolet, A5 coupe,…
Complaints
11 distinct complaints. Crash flag on 3, fire flag on 0, injury field 1, deaths field 0. A complaint can be counted under more than one component. The injury and death figures are the file's numbers (the highest value on each complaint, then added), not a separate verified count of people.
Other NHTSA names
These names matched the same EPA model but are not included in the headline counts above.
| Name | Recalls | Complaints |
|---|---|---|
| A4 ALLROAD | 1 | 2 |
Investigations
No investigations are matched to this name.
Safety ratings
| Variant | Overall | Front | Side | Pole | Rollover | Photo |
|---|---|---|---|---|---|---|
| 4 DR AWD | 5 | 4 | 5 | 5 | 5 · possibility 0.099 | NHTSA photo |
| allroad SW AWD | Not rated | Not Rated | 5 | 5 | Not Rated · possibility 0 | — |
Fuel economy
| Configuration | Fuel | City | Hwy | Comb | kWh/100 mi | Range | Annual fuel cost |
|---|---|---|---|---|---|---|---|
| A4 S line quattro · 2L · Automatic (AM-S7) · All-Wheel Drive | Premium Gasoline · Hybrid | 24 | 31 | 27 | — | — | $3,050 |
| A4 allroad quattro · 2L · Automatic (AM-S7) · All-Wheel Drive | Premium Gasoline · Hybrid | 24 | 30 | 26 | — | — | $3,150 |
| A4 quattro · 2L · Automatic (AM-S7) · All-Wheel Drive | Premium Gasoline · Hybrid | 25 | 34 | 28 | — | — | $2,950 |
Open this model year in the fuel-cost calculator. The calculator starts with no fuel price filled in.
Check a vehicle
This page is not a VIN lookup. NHTSA's recall tool checks a specific vehicle: nhtsa.gov/recalls. NHTSA's page for this model year is 2021 Audi A4 at NHTSA. Complaint narratives stay on NHTSA's site and are not copied here.