2015 Audi A6 problems and recalls

Owners have filed 22 complaints on the 2015 Audi A6, and NHTSA has issued 4 recalls. The most cited component is the Engine (6 complaints).

22
Complaints
4
Recalls
2
Crash reports
0
Fire reports
1
Injuries
63.1
Severity index

Severity index 63.1 Medium. The index weights crashes, fires, injuries and fatalities per 100 complaints. How it is calculated.

Middle half of all tracked vehiclesThis vehicle: 63.1p25 46p75 80cleanestworst
Severity index against the quartile range for all tracked vehicles.

Components cited in complaints

EngineEngine: 6 complaints (27.3%)6 27%Air BagsAir Bags: 4 complaints (18.2%)4 18%Engine And Engine Cooli…Engine And Engine Cooling: 4 complaints (18.2%)4 18%Electrical SystemElectrical System: 3 complaints (13.6%)3 14%Fuel/Propulsion SystemFuel/Propulsion System: 2 complaints (9.1%)2 9%Service BrakesService Brakes: 2 complaints (9.1%)2 9%Unknown Or OtherUnknown Or Other: 2 complaints (9.1%)2 9%SteeringSteering: 2 complaints (9.1%)2 9%
A single complaint can cite more than one component, so shares total over 100%.
ComponentComplaintsShare of complaints citing it
ENGINE627.3%
AIR BAGS418.2%
ENGINE AND ENGINE COOLING418.2%
ELECTRICAL SYSTEM313.6%
FUEL/PROPULSION SYSTEM29.1%
SERVICE BRAKES29.1%
UNKNOWN OR OTHER29.1%
STEERING29.1%

Complaints filed per year

0242015: 22017: 22018: 42019: 32020: 22022: 32023: 32024: 12026: 2 (partial year)1517184192022232426
Complaints by the calendar year they were filed. The hatched bar is the current year to date.
YearComplaints
20152
20172
20184
20193
20202
20223
20233
20241
2026 (year to date)2
Filings in 2022 to 2024 were close to 2018 to 2020 (7 against 9).

Recall campaigns

CampaignReportedComponentSummary
18V22900011/04/2018ENGINE AND ENGINE COOLING:COOLING SYSTEMVolkswagen Group of America, Inc. (Volkswagen) is recalling certain 2013-2017 Audi A5 Cabriolet, A5 Sedan and Audi Q5 vehicles, 2012-2015 Audi A6 vehicles and 2013-2016 Audi A4 Sedan and A4 allroad vehicles. These vehicles, equipped with 2.0l Turbo FSI engines, have an electric c
18V86200005/12/2018ELECTRICAL SYSTEM:WIRINGVolkswagen Group of America, Inc. (Volkswagen) is recalling certain 2015-2016 Audi A6 Sedans and 2015 Audi A7 vehicles. The auxiliary heater electrical connector on these vehicles may have been incorrectly inserted into the auxiliary heater, possibly resulting in increased elect
18V37000004/06/2018AIR BAGS:SENSOR:OCCUPANT CLASSIFICATIONVolkswagen Group of America, Inc. (Volkswagen) is recalling certain 2013-2018 Audi S6 and S7, 2012-2018 A7 and A6 Sedan, and 2014-2018 RS7 vehicles equipped with basic seats (with or without heating). Stress or wear of the body-sensing mat within the front passenger seat may cau
17V00200003/01/2017ENGINE AND ENGINE COOLING:COOLING SYSTEMVolkswagen Group of America, Inc. (Volkswagen) is recalling certain 2013-2017 Audi A5, A5 Cabriolet and Q5 vehicles, 2013-2016 Audi Allroad and Audi A4 vehicles and 2012-2015 Audi A6 vehicles. These vehicles, equipped with 2.0l Turbo FSI engines, have an electric coolant pump th

Other Audi A6 model years

Severity index for every other model year on file. Compare all 9 years side by side.

Source. NHTSA public complaint and recall APIs (api.nhtsa.gov), retrieved 2026-08-05. Complaints are unverified consumer reports. Totals vary with units sold and years on the road. Not affiliated with NHTSA or any manufacturer.