Reliable Auto DB

2015 Audi A6 reliability

Is it reliable?

Owners have filed 22 complaints with NHTSA about the 2015 Audi A6 over 12 years — 1 per year. That is fewer complaints per year than most A6 years here — under the median of the other years, which is 2. NHTSA has 4 recalls on file, including Wiring, Occupant classification, and Cooling system.

2012 Audi A6
Photo by Alexander-93, resized from the original. Wikimedia Commons CC BY-SA 4.0
Complaints

22

Per year

1

Recalls

4

Years on the road

12

What owners report

The complaints owners file most often name Engine (6 of 22), then Air bags (4) and Engine and engine cooling (4). Those filings include 2 that report a crash and 1 that reports an injury.

Next to 2014 and 2016

The 2014 A6 has 41 complaints, 4 per year, and the 2016 has 51 complaints, 5 per year. The 2015 has fewer complaints per year than the 2014. The 2015 has fewer complaints per year than the 2016.

The complaint rate is complaints filed in this year’s first 3 years on the road, divided by however many of those years have passed. Recalls are a separate count. The numbers are for the US-market 2015 Audi A6. How we count. Data as of .

Recalls (4)

Recall electrical system, wiring 2018-12-05 · NHTSA campaign 18V862000
Summary Volkswagen 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 electrical resistance.
Remedy Volkswagen will notify owners, and dealers will inspect the auxiliary heater connector, replacing the auxiliary heater and connector, as necessary, free of charge. The recall began March 15, 2019. Owners may contact Audi customer service at 1-800-253-2834. Volkswagen's number for this recall is 82C1.
Recall air bags, sensor, occupant classification 2018-06-04 · NHTSA campaign 18V370000
Summary Volkswagen 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 cause the Passenger Occupant Detection System (PODS) control module to malfunction.
Remedy Volkswagen will notify owners, and dealers will install a PODS system repair kit, free of charge. The recall began November 29, 2018. Owners may contact Audi customer service at 1-800-253-2834. Volkswagen's number for this recall is 74D5.
Recall engine and cooling, cooling system 2018-04-11 · NHTSA campaign 18V229000
Summary Volkswagen 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 coolant pump that can either become blocked with debris from the cooling system causing it to overheat or can short-circuit from moisture within the pump.
Remedy Audi will notify owners, and dealers will replace the pumps, free of charge. The recall began September 14, 2018. Owners may contact Audi customer service at 1-800-253-2834. Audi's number's for this recall is 19N3/19N4. Note: This recall is in additional to the coolant pump software update applied as a remedy under recall 17V002.
Recall engine and cooling, cooling system 2017-01-03 · NHTSA campaign 17V002000
Summary Volkswagen 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 that can be blocked with debris from the cooling system, resulting in the pump overheating.
Remedy Audi will notify owners, and dealers will update the software so that the power supply to the coolant pump is deactivated if the pump becomes blocked with debris, free of charge. The recall is expected to begin February 20, 2017. Owners may contact Audi customer service at 1-800-253-2834. Volkswagen's number for this recall is 19M1.

Complaints by component (22 total)

Engine
6
Air bags
4
Engine and engine cooling
4
Electrical system
3
Fuel and propulsion system
2
Service brakes
2
Steering
2
Powertrain
1
Suspension
1
Wheels
1
Show 2 more Show less
Crash-flagged

2

Fire-flagged

0

Injury reports

1

Death reports

0

Complaints filed per year

220152201742018320192202032022320231202422026
Excerpts from recent NHTSA complaint filings
  • "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…"
    Air bags · filed 2026-07-24
  • "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]…"
    Wheels · filed 2026-01-17
  • "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…"
    Engine and engine cooling · filed 2024-10-16
  • "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…"
    Fuel and propulsion system · filed 2023-12-31
  • "Coolant sprayed on engine components due to leaking Coolant /Water pump. Coolant level is falling below minimum level - Problem confirmed by the dealer 1. Water pump 2. Coolant sprayed onto engine components - potential…"
    Engine · filed 2023-11-17

NHTSA crash ratings

Version Overall Front Side Rollover
2015 Audi A6 4 DR AWD 5 stars 5 stars 5 stars 5 stars
2015 Audi A6 4 DR FWD 5 stars 5 stars 5 stars 5 stars

Stars are how this vehicle did in NHTSA crash tests. They are a safety result, separate from the complaint record. Not rated means that test was not run for this version.

Fuel economy

Trim Engine Transmission Drive City Hwy Combined Annual fuel cost
A6 2L, 4-cyl Automatic (AV-S8) Front-wheel drive 25 33 28 MPG $2850
A6 quattro 3L, 6-cyl Automatic (8-speed) All-wheel drive 24 38 29 MPG $3250
A6 quattro 2L, 4-cyl Automatic (8-speed) All-wheel drive 20 29 23 MPG $3450
A6 quattro 3L, 6-cyl Automatic (8-speed) All-wheel drive 18 27 21 MPG $3800

Specs and fitment

C7 A6, 2012–2018
Body styles Sedan, Wagon (Avant / allroad)
Oil 5W-40, 5W-30, 0W-40 or 0W-30 (2.0L Turbo SEO03 listing) , 4.9 qt capacity
Tire size 245/45R18, 255/40R19, 255/35R20

Known issues for this generation

Recall 18V-229 covers certain 2012-2015 A6 vehicles (with A4, A5, and Q5 also listed) equipped with 2.0L Turbo FSI engines: an electric coolant pump may block or short-circuit and increase fire risk; dealers replace the pumps. Related recall 17V-002 updates software to deactivate pump power if the pump becomes blocked. Recall 19V-035 covers certain 2016-2018 A6 vehicles (with Q7, A7, and A8 also in the campaign) where left and right fuel rails may leak fuel, increasing fire risk; dealers replace both fuel rails.

Compare

Previous year 2014 Audi A6 Next year 2016 Audi A6 See every Audi A6 model year →

Frequently asked questions

Is the 2015 Audi A6 reliable?

Owners have filed 22 complaints with NHTSA about the 2015 Audi A6 over 12 years — 1 per year. That is fewer complaints per year than most A6 years here — under the median of the other years, which is 2. NHTSA has 4 recalls on file, including Wiring, Occupant classification, and Cooling system.

What are common problems with a 2015 Audi A6?

The complaints owners file most often name Engine (6 of 22), then Air bags (4) and Engine and engine cooling (4). Those filings include 2 that report a crash and 1 that reports an injury.

Is the 2015 Audi A6 more reliable than the years next to it?

The 2014 A6 has 41 complaints, 4 per year, and the 2016 has 51 complaints, 5 per year. The 2015 has fewer complaints per year than the 2014. The 2015 has fewer complaints per year than the 2016.

Has the 2015 Audi A6 been recalled?

The 2015 Audi A6 has 4 recalls on file with NHTSA. See the recalls table on this page for dates, components, and remedies.

How many complaints have owners filed about the 2015 Audi A6?

Owners have filed 22 complaints about the 2015 Audi A6 with NHTSA.

What mpg does a 2015 Audi A6 get?

EPA-rated combined fuel economy for the 2015 Audi A6 is 25.3 MPG. See the fuel economy table on this page for city and highway figures by engine and transmission.

What oil does an Audi A6 take?

C7 (2012-2018) 2.0T listings commonly allow 5W-40/5W-30/0W-40/0W-30 (~4.9 qt). C8 US 2.0/3.0 TFSI often lists 0W-20 (~5.9 qt).

Does recall 18V-229 cover the Audi A6?

It covers certain 2012-2015 A6 vehicles with 2.0L Turbo FSI engines (with A4/A5/Q5 also listed): an electric coolant pump may short and increase fire risk; dealers replace the pump.

What generation is a 2020 Audi A6?

C8 generation (2019 onward in the US). 2012-2018 are C7.