AutoUtility currently tracks 27 official NHTSA owner defect complaints for the 2015 Audi A6. Engine & Cooling issues are the most frequently reported category, appearing in 11 complaints (40.7% of submitted records). Among these NHTSA complaint records, 3 filings cite a crash, 1 reports one or more injuries. The 2015 Audi A6 belongs to the 7th Generation (C7) platform.
Factual proportion of owner complaints categorized by automotive subsystem in NHTSA records
11 owner complaints submitted to NHTSA ODI for this subsystem.
4 owner complaints submitted to NHTSA ODI for this subsystem.
4 owner complaints submitted to NHTSA ODI for this subsystem.
3 owner complaints submitted to NHTSA ODI for this subsystem.
Representative defect filings submitted by owners to the NHTSA Office of Defects Investigation
"The contact's sister owns a 2015 Audi A6. The contact stated that while his sister was driving 35 MPH, the vehicle crashed into the rear of a Toyota 4Runner. The driver sustained injuries to the chest and neck and had back pain. Medical attention was not provided. The front bumper and frame, and..."
"I am writing to report a serious and life-threatening safety incident involving my Audi vehicle following recent service performed by an authorized Audi dealer. Vehicle information: Model: Audi (2015) VIN: [XXX] Servicing Dealer: Audi Lafayette IN Date of Service: 2026-01-14 A few days after the..."
"Steering Module went out for no apparent reason. I was able to find a used one and have it repaired for just under $1000. I had git two quotes for to auto shops that specialize in Audi repairs and they were both over $5300 to repair this steering module. This is unacceptable."
"The contact owns a 2015 Audi A6. The contact stated that while driving on neighborhood roads at approximately 25 MPH, the coolant warning light was illuminated. The contact proceeded to park on the side of the road and walk to her residence to pick up coolant to refill the coolant tank. The vehicle..."
"P2067 engine check code which shows faulty fuel sensor. Audi has recalled other year Audi a6 sedan vehicles with the same issue and this seems to be a safety issue as it can show incorrect fuel gauge and in the event of car out of fuel, engine can stall and can cause accident."
Reported defect complaint volume across sibling model years (2015–2026)
| Model Year | NHTSA Complaints | Crash Reports | Safety Recalls | Detailed Report |
|---|---|---|---|---|
| 2015 Audi A6 Current Page | 27 | 3 | 5 | Current |
| 2016 Audi A6 | 70 | 0 | 4 | View 2016 Problems → |
| 2017 Audi A6 | 25 | 0 | 4 | View 2017 Problems → |
| 2018 Audi A6 | 6 | 0 | 2 | View 2018 Problems → |
| 2019 Audi A6 | 114 | 2 | 7 | View 2019 Problems → |
| 2020 Audi A6 | 26 | 0 | 9 | View 2020 Problems → |
| 2021 Audi A6 | 19 | 0 | 11 | View 2021 Problems → |
| 2022 Audi A6 | 7 | 0 | 6 | View 2022 Problems → |
| 2023 Audi A6 | 2 | 0 | 1 | View 2023 Problems → |
| 2024 Audi A6 | 1 | 0 | 1 | View 2024 Problems → |
| 2025 Audi A6 | 10 | 0 | 3 | View 2025 Problems → |
| 2026 Audi A6 | 0 | 0 | 0 | View 2026 Problems → |
Complete distribution of consumer defect reports across all 16 granular NHTSA system and subsystem classifications
| Vehicle Component / System | Total Complaints | Crash Reports | Fire Reports | Injury Entries | Fatality Entries |
|---|---|---|---|---|---|
| Engine NHTSA category: ENGINE | 4 | 0 | 0 | 0 | 0 |
| Engine & Cooling NHTSA category: ENGINE AND ENGINE COOLING | 4 | 0 | 0 | 0 | 0 |
| Air Bags NHTSA category: AIR BAGS | 3 | 1 | 0 | 1 | 0 |
| Other / Uncategorized NHTSA category: UNKNOWN OR OTHER | 3 | 1 | 0 | 0 | 0 |
| Steering NHTSA category: STEERING | 2 | 0 | 0 | 0 | 0 |
| AIR BAGS,ENGINE | 1 | 0 | 0 | 0 | 0 |
| Electrical System NHTSA category: ELECTRICAL SYSTEM | 1 | 0 | 0 | 0 | 0 |
| ELECTRICAL SYSTEM,ENGINE | 1 | 0 | 0 | 0 | 0 |
| ELECTRICAL SYSTEM,ENGINE,FUEL/PROPULSION SYSTEM | 1 | 0 | 0 | 0 | 0 |
| ENGINE,FUEL/PROPULSION SYSTEM | 1 | 1 | 0 | 0 | 0 |
| Fuel & Propulsion System NHTSA category: FUEL/PROPULSION SYSTEM | 1 | 0 | 0 | 0 | 0 |
| POWER TRAIN,SERVICE BRAKES,ENGINE | 1 | 0 | 0 | 0 | 0 |
| Service Brakes NHTSA category: SERVICE BRAKES | 1 | 0 | 0 | 0 | 0 |
| STEERING,SUSPENSION,ELECTRICAL SYSTEM | 1 | 0 | 0 | 0 | 0 |
| Suspension NHTSA category: SUSPENSION | 1 | 0 | 0 | 0 | 0 |
| Wheels & Hubs NHTSA category: WHEELS | 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 2015 Audi A6
In official NHTSA consumer records, the most frequently cited issue area for the 2015 Audi A6 is Engine & Cooling, appearing in 11 records (40.7% of submitted filings).
Secondary reported categories include Air Bags & Restraints (4) and Electrical System (4).
AutoUtility does not issue subjective reliability scores or commercial ratings. In official United States government records, NHTSA tracks 27 consumer defect complaints and 5 safety recall campaigns for the 2015 Audi A6.
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 2015 Audi A6, 3 filings cite a crash, 0 cite smoke or fire, and 1 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.