2015 Audi A6: owner complaints and recalls

Analysis of 21 owner complaints filed with NHTSA and 4 recall campaigns. Updated 2026-07-25.

21
Complaints
4
Recalls
1
Crash reports
0
Fire reports
0
Injuries
19.0
Severity index

Severity index 19.0 - Low. This weights crashes, fires, injuries and fatalities per 100 complaints; see methodology.

What actually fails

ComponentComplaintsShare of complaints citing it
ENGINE628.6%
ENGINE AND ENGINE COOLING419.0%
ELECTRICAL SYSTEM314.3%
AIR BAGS314.3%
FUEL/PROPULSION SYSTEM29.5%
SERVICE BRAKES29.5%
UNKNOWN OR OTHER29.5%
STEERING29.5%

The single most-reported system is ENGINE, cited in 6 of 21 complaints (28.6%). One complaint can name several systems, so these shares overlap and do not total 100%.

Complaints filed per year

2015: 22017: 22018: 42019: 32020: 22022: 32023: 32024: 12026: 1151718192022232426
YearComplaints
20152
20172
20184
20193
20202
20223
20233
20241
2026 (year to date)1
Complaint volume is broadly steady year over year.

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
Source. US National Highway Traffic Safety Administration public complaint and recall APIs (api.nhtsa.gov), retrieved 2026-07-25. Complaints are unverified consumer reports; volume is influenced by how many units were sold and how long the vehicle has been on the road. Not affiliated with NHTSA or any manufacturer.