AutoUtility currently tracks 143 official NHTSA owner defect complaints for the 2020 Audi A4. Electrical System issues are the most frequently reported category, appearing in 105 complaints (73.4% of submitted records). Among these NHTSA complaint records, 1 filing cites a crash. The 2020 Audi A4 belongs to the 5th Generation (B9) platform.
Factual proportion of owner complaints categorized by automotive subsystem in NHTSA records
105 owner complaints submitted to NHTSA ODI for this subsystem.
58 owner complaints submitted to NHTSA ODI for this subsystem.
2 owner complaints submitted to NHTSA ODI for this subsystem.
2 owner complaints submitted to NHTSA ODI for this subsystem.
Representative defect filings submitted by owners to the NHTSA Office of Defects Investigation
"My 2020 Audi A4 has an open safety recall campaign. Audi Corporate and my local dealership are formally refusing to perform the recall remedy unless I pay over $2,000 out-of-pocket to replace a broken J949 SOS Telematics Module. The manufacturer claims the module is separate from the recall, but..."
"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. The contact believed that the failure was a safety issue due to the loss of..."
"The contact owns a 2020 Audi A4. The contact stated that the emergency-call/communication system was inoperable. The vehicle was taken to the local dealer to be repaired under TSB: 91-20-29; however, the software update was unsuccessful due to the module. The dealer informed the contact that the..."
"A metal bracket on the back left side of the driver seat snapped suddenly while driving straight and at a constant speed. Since this part is broken the seat is no longer connected to the track in that corner. The car is drivable for me because I am tall and sit with the seat at its lowest height..."
"Since I purchase my vehicle I have had to continuously replace my tires on the front. Going through my carfax acct I came across some recalls that showed up that I had no idea of the car may had which was prior to purchase from the dealers. I would think that these issues were fixed prior to..."
Reported defect complaint volume across sibling model years (2015–2025)
| Model Year | NHTSA Complaints | Crash Reports | Safety Recalls | Detailed Report |
|---|---|---|---|---|
| 2015 Audi A4 | 45 | 4 | 1 | View 2015 Problems → |
| 2016 Audi A4 | 25 | 0 | 0 | View 2016 Problems → |
| 2017 Audi A4 | 81 | 4 | 1 | View 2017 Problems → |
| 2018 Audi A4 | 49 | 1 | 2 | View 2018 Problems → |
| 2019 Audi A4 | 7 | 0 | 1 | View 2019 Problems → |
| 2020 Audi A4 Current Page | 143 | 1 | 3 | Current |
| 2021 Audi A4 | 13 | 3 | 4 | View 2021 Problems → |
| 2022 Audi A4 | 7 | 0 | 3 | View 2022 Problems → |
| 2023 Audi A4 | 7 | 0 | 0 | View 2023 Problems → |
| 2024 Audi A4 | 2 | 0 | 0 | View 2024 Problems → |
| 2025 Audi A4 | 0 | 0 | 0 | View 2025 Problems → |
Complete distribution of consumer defect reports across all 26 granular NHTSA system and subsystem classifications
| Vehicle Component / System | Total Complaints | Crash Reports | Fire Reports | Injury Entries | Fatality Entries |
|---|---|---|---|---|---|
| Electrical System NHTSA category: ELECTRICAL SYSTEM | 39 | 0 | 0 | 0 | 0 |
| Other / Uncategorized NHTSA category: UNKNOWN OR OTHER | 25 | 0 | 0 | 0 | 0 |
| ELECTRICAL SYSTEM,BACK OVER PREVENTION | 19 | 0 | 0 | 0 | 0 |
| ELECTRICAL SYSTEM,UNKNOWN OR OTHER,BACK OVER PREVENTION | 18 | 0 | 0 | 0 | 0 |
| ELECTRICAL SYSTEM,UNKNOWN OR OTHER | 14 | 0 | 0 | 0 | 0 |
| ELECTRICAL SYSTEM,BACK OVER PREVENTION,FORWARD COLLISION AVOIDANCE | 3 | 0 | 0 | 0 | 0 |
| UNKNOWN OR OTHER,BACK OVER PREVENTION | 3 | 0 | 0 | 0 | 0 |
| Back Over Prevention / Camera NHTSA category: BACK OVER PREVENTION | 2 | 0 | 0 | 0 | 0 |
| ELECTRICAL SYSTEM,LANE DEPARTURE,FORWARD COLLISION AVOIDANCE | 2 | 0 | 0 | 0 | 0 |
| LANE DEPARTURE,BACK OVER PREVENTION | 2 | 0 | 0 | 0 | 0 |
| BACK OVER PREVENTION,FORWARD COLLISION AVOIDANCE | 1 | 0 | 0 | 0 | 0 |
| Connected Vehicle & Communications NHTSA category: COMMUNICATION | 1 | 0 | 0 | 0 | 0 |
| ELECTRICAL SYSTEM,COMMUNICATION | 1 | 0 | 0 | 0 | 0 |
| ELECTRICAL SYSTEM,EXTERIOR LIGHTING | 1 | 0 | 0 | 0 | 0 |
| ELECTRICAL SYSTEM,FORWARD COLLISION AVOIDANCE | 1 | 0 | 0 | 0 | 0 |
| ELECTRICAL SYSTEM,FORWARD COLLISION AVOIDANCE,BACK OVER PREVENTION | 1 | 0 | 0 | 0 | 0 |
| ELECTRICAL SYSTEM,LANE DEPARTURE | 1 | 0 | 0 | 0 | 0 |
| ELECTRICAL SYSTEM,LANE DEPARTURE,BACK OVER PREVENTION | 1 | 0 | 0 | 0 | 0 |
| ELECTRICAL SYSTEM,UNKNOWN OR OTHER,FORWARD COLLISION AVOIDANCE | 1 | 0 | 0 | 0 | 0 |
| ELECTRICAL SYSTEM,UNKNOWN OR OTHER,LANE DEPARTURE | 1 | 0 | 0 | 0 | 0 |
| ELECTRICAL SYSTEM,VISIBILITY/WIPER | 1 | 0 | 0 | 0 | 0 |
| ELECTRICAL SYSTEM,VISIBILITY/WIPER,BACK OVER PREVENTION | 1 | 0 | 0 | 0 | 0 |
| Seats & Restraints NHTSA category: SEATS | 1 | 0 | 0 | 0 | 0 |
| Suspension NHTSA category: SUSPENSION | 1 | 1 | 0 | 0 | 0 |
| SUSPENSION,WHEELS,SERVICE BRAKES | 1 | 0 | 0 | 0 | 0 |
| UNKNOWN OR OTHER,BACK OVER PREVENTION,FORWARD COLLISION AVOIDANCE | 1 | 0 | 0 | 0 | 0 |
Cross-reference safety recalls, crash test safety ratings, and EPA fuel economy for this model year
Key performance indicators, EPA fuel economy specs, powertrain variants, and summary ratings.
Official recall campaigns, safety defect descriptions, and manufacturer free remedy instructions.
NHTSA 5-Star NCAP crash test results, driver assistance systems, and rollover resistance ratings.
EPA fuel economy ratings, electric range, and annual energy cost benchmarks.
Direct, deterministic answers synthesized from verified United States government databases for the 2020 Audi A4
In official NHTSA consumer records, the most frequently cited issue area for the 2020 Audi A4 is Electrical System, appearing in 105 records (73.4% of submitted filings).
Secondary reported categories include Driver Assistance & Safety Tech (58) and Suspension (2).
AutoUtility does not issue subjective reliability scores or commercial ratings. In official United States government records, NHTSA tracks 143 consumer defect complaints and 3 safety recall campaigns for the 2020 Audi A4.
Reviewing documented component complaint distributions, recall remedy notices, and active federal investigations provides an objective, evidence-based view of the vehicle's historical safety and defect record.
Among consumer complaint records on file with NHTSA for the 2020 Audi A4, 1 filing cites a crash, 0 cite smoke or fire, and 0 report one or more injuries.
Incident entries represent consumer descriptions at the time of submission to federal authorities and do not establish mechanical causation or legal liability.
The complaint records on this page are retrieved directly from the NHTSA Office of Defects Investigation (ODI) public database under 49 CFR Part 576.
Local Production Store Compiled: August 2026 • Deterministic Audited Dataset • Zero Dynamic External API Runtime Latency.