2015 Audi S6 problems

Verdict · NHTSA data

Limited data — recalls on file

NHTSA has just 8 complaints on file for the 2015 Audi S6 — too few to judge reliability from owner reports alone — but 2 recall campaigns apply to this year, so any used example should have its VIN checked for completed recall work.

In government crash testing it earned 5 of 5 NCAP stars overall.

NHTSA complaints

Recalls

Investigations

Crash-involved

Fires reported

Injuries

Deaths

NCAP overall · of 5 stars

How does 2015 compare to other S6 years?

S6 NHTSA complaints by model year, 2015 highlighted. Red bars are years to avoid.

See all S6 years to avoid →

What are the most common 2015 Audi S6 problems?

Component	Complaints	Share	vs prior year
Engine	3	38%	▼ down
Electrical System	1	13%	— flat
Fuel System	1	13%	▼ down
Other	1	13%	— flat
Steering	1	13%	▼ down
Suspension	1	13%	▼ down

Does the 2015 Audi S6 have recalls?

2 NHTSA recall campaigns on file. Recall repairs are free at franchised dealers.

22V178000EngineMarch 23, 2022 · 26,093 units

Defect

Volkswagen Group of America, Inc. (Audi) is recalling certain 2013-2017 A8, S6 Sedan, S7, S8, and 2014-2017 RS7 vehicles. The turbocharger oil supply strainer can become blocked, causing wear to the bearings due to lack of lubrication.

Consequence

Worn bearings can cause the turbine wheel to contact the turbocharger housing or cause the shaft to break, causing an engine stall and increasing the risk of a crash.

Remedy

Dealers will replace the oil strainer and perform an oil change, free of charge. Owner notification letters were mailed August 4, 2022. Owners may contact Audi customer service at 1-800-253-2834. Audi's number for this recall is 21H7.

18V370000AirbagsJune 4, 2018 · 139,249 units

Defect

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.

Consequence

If the PODS module malfunctions, the front passenger air bag may not deploy properly in the event of a crash, increasing the risk of injury.

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.

Consumer complaints filed with NHTSA

Representative excerpts, cleaned of personal information. These are consumer statements, not verified defects.

“Multiple turbo failures. Engine shook violently then suddenly stopped in the middle of the road. This same issue happened 3 times affecting both turbos. It may be due to faulty oil filter/strainer. From online research (link below) this is a common problem for C7 Audi s6.…”
Complaint filed with NHTSA · Engine · November 15, 2020 · crash

“Multiple turbo failures. Engine shook violently then suddenly stopped in the middle of the road. This same issue happened 3 times affecting both turbos. It may be due to faulty oil filter/strainer. From online research (link below) this is a common problem for C7 Audi s6.…”
Complaint filed with NHTSA · Fuel System · November 15, 2020 · crash

“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. ”
Complaint filed with NHTSA · Suspension · March 3, 2025

“I WAS DRIVING DOWN THE HIGHWAY AND MY SUNROOF EXPLODED. THERE WAS A LOUD BANG AND I SAW AND FELT AIR AND DEBRIS COME IN THROUGH MY SUNROOF VISOR VENTS. WHEN I PULLED OVER AND GOT OUT OF THE CAR I SAW MY SUNROOF HAS EXPLODED. I SAY EXPLODE BECAUSE IT IS CLEARLY VISIBLE THAT THE SUNROOF IS BROKEN…”
Complaint filed with NHTSA · Other · April 6, 2021

“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. ”
Complaint filed with NHTSA · Electrical System · March 3, 2025

2015 Audi S6 — common questions

Is the 2015 Audi S6 reliable?

The record is thin — 8 NHTSA complaints — so owner-report data can't strongly confirm reliability either way, though 2 recalls should be verified as completed.

Does the 2015 Audi S6 have recalls?

Yes — NHTSA lists 2 recall campaigns affecting the 2015 Audi S6. Recall repairs are free at franchised dealers; check the VIN at nhtsa.gov/recalls to confirm the work was done.

Is the 2015 Audi S6 under NHTSA investigation?

NHTSA opened 2 investigations into this model year; all are now closed.

Which Audi S6 years should you avoid?

Based on complaint rates and open investigations, the S6 years to avoid are 2013, 2014, 2016. The cleanest record among S6 years belongs to 2024.

How safe is the 2015 Audi S6?

In NHTSA's NCAP crash testing, the 2015 Audi S6 earned an overall rating of 5 out of 5 stars.

Based on NHTSA ODI data through June 2026. Complaints are consumer-reported and unverified. Updated July 5, 2026.

Compiled by Sharon Ben-Moshe, Founder.

How does 2015 compare to other S6 years?

What are the most common 2015 Audi S6 problems?

Does the 2015 Audi S6 have recalls?

Consumer complaints filed with NHTSA

2015 Audi S6 — common questions

Is the 2015 Audi S6 reliable?

Does the 2015 Audi S6 have recalls?

Is the 2015 Audi S6 under NHTSA investigation?

Which Audi S6 years should you avoid?

How safe is the 2015 Audi S6?

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