2020 Audi A4
This year's complaint volume is within 30% of this model's typical year.
This verdict reflects complaint volume compared to this model's typical year. Recalls and safety issues below apply regardless of the verdict — always check them.
- Complaints
- 128
- Recalls
- 3
- Investigations
- 0
- Top problem
- Electrical system
Campaigns on file for 2020
None on file
71% of complaints
Complaints per year
2020: 128 complaints
View as data table
| Year | Complaints |
|---|---|
| 1995 | 1 |
| 1996 | 89 |
| 1997 | 98 |
| 1998 | 258 |
| 1999 | 190 |
| 2000 | 96 |
| 2001 | 131 |
| 2002 | 181 |
| 2003 | 210 |
| 2004 | 189 |
| 2005 | 219 |
| 2006 | 295 |
| 2007 | 196 |
| 2008 | 175 |
| 2009 | 120 |
| 2010 | 64 |
| 2011 | 11 |
| 2012 | 19 |
| 2013 | 24 |
| 2014 | 32 |
| 2015 | 19 |
| 2016 | 11 |
| 2017 | 57 |
| 2018 | 45 |
| 2019 | 10 |
| 2020 | 128 |
| 2021 | 11 |
| 2022 | 6 |
| 2023 | 10 |
| 2024 | 2 |
| 2025 | 1 |
Known problem areas
Percentages can add to more than 100% — a complaint can name more than one system.
Electrical system
71% · 91 reportsShow complaint excerpts
The contact owns a 2020 Audi A4. The contact stated that while driving at an undisclosed speed, the message SOS module no longer connected was displayed on the instrument panel, and the vehicle failed to shut off.
NHTSA ODI report, 2026-08-11
Also filed under Communication
AUDI MMI (Multimedia Infotainment system) is frequently malfunctioning without any indicators and immediately rebooting. This disrupts and distracts the driver, as it can happen randomly at any point of the drive.
NHTSA ODI report, 2025-04-28
Audi mmi keeps turning off even when driving. Wu e I drive it turns off multiple times leaving me with no connection to the car info system.
NHTSA ODI report, 2025-04-28
Back over prevention
45% · 57 reportsMost commonly citing warnings and rearview system braking.
Forward collision avoidance
7% · 9 reportsMost commonly citing warnings and automatic emergency braking.
Lane departure
5% · 6 reportsMost commonly citing blind spot detection and warning.
Suspension
2% · 2 reportsShow complaint excerpts
The contact owns a 2020 Audi A4.
NHTSA ODI report, 2022-03-11
Safety timeline
3 recalls · 0 investigations · oldest first
To check one car, enter its VIN on the NHTSA recall page. Check a VIN →
-
R
2021-06-04Suspension21V295000 Volkswagen Group of America, Inc.
Remedy: Dealers will replace the lock nuts and, if necessary, the associated bolts, free of charge. Owner notification letters were mailed June 4, 2021. Owners may contact Audi customer service at 1-800-253-2834. Audi's number for this recall is 42L1.
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2022-01-07Air bags, seats21V874000 Volkswagen Group of America, Inc. (Audi) is recalling certain 2017-2020 A4 Allroad, A4 Sedan, 2018-2019 RS5 Coupe, 2019 RS5 Sportback, 2018-2020 A5 Cabriolet, A5 Coupe, A5 Sportback, S4 Sedan, S5 Cabriolet, S5 Coupe, and Audi S5 Sportback vehicles.
Remedy: Dealers will replace the connecting cable and either the heating mat or entire seat cover, free of charge. Owner notification letters were mailed January 7, 2022. Owners may contact Audi customer service at 1-800-253-2834.
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R
2022-03-03Suspension, tires22V034000 Volkswagen Group of America, Inc.
Remedy: Dealers will inspect the rear axle, adjust the alignment as necessary, and replace any prematurely or unevenly worn tires, free of charge. Owner notification letters were mailed March 3, 2022.
Buy-smart checklist
2020 Audi A4 — pre-purchase inspection
Inspect
- Electrical system: 91 reports on file for this year.
- Back over prevention: 57 reports on file for this year.
- Forward collision avoidance: 9 reports on file for this year.
Verify these recalls were completed
- Recall 21V295000 · Suspension
- Recall 21V874000 · Air bags, seats
- Recall 22V034000 · Suspension, tires
Other years of this model
See all years ranked →FAQ
- Is the 2020 Audi A4 reliable?
- Based on NHTSA complaint volume compared to this model's typical year, the 2020 Audi A4 is rated "typical".
- What are the most common problems with the 2020 Audi A4?
- The most-reported component is electrical system, accounting for 71% of complaints on file.
- How many recalls does the 2020 Audi A4 have?
- 3 recalls on file for this model year.
Data updated 2026-11-01 · Complaints are unverified owner reports filed with NHTSA, not independently verified defects. Methodology.