YearToAvoid

2014 Audi S6 Engine Problems

Engine problems account for 15 of 20 total complaints (75%) filed on the 2014 Audi S6, centered on turbocharger oil starvation and failure. Median mileage at failure was 76,000. NHTSA recall 22V178000 covers the turbocharger oil supply strainer that can block and starve the bearings of oil.

Engine complaints
15
75% of 20
Crashes reported
0
Fires reported
0
Injuries reported
1
Median mileage
76,000 mi
Related recalls
1

Typical engine symptoms owners report

  • Turbochargers stall or fail suddenly while driving at highway speed, sometimes causing the car to lose power while merging or slowing down.
  • Owners report turbocharger bearing failure linked to oil starvation from an overly fine oil screen, which can lead to complete engine damage.
  • Camshaft components, including the actuator, positioner, and sensors, have failed abruptly with no warning lights, sometimes shortly after a related repair.
  • Some owners describe the EPC and engine warning lights triggering limp mode at highway speeds, requiring repeated dealer visits.
  • One owner reported the vehicle failed to start after turbocharger failure and needed towing to a dealer for diagnosis.

When 2014 Audi S6 engine complaints were filed

First complaint Jun 24, 2019, latest Jun 10, 2023.

2014 Audi S6 engine complaints: complaints filed per month4Jun 2019Oct 2019Apr 2021Feb 2022Jul 2022Jun 2023
15 complaints filed with NHTSA from Jun 2019 to Jun 2023; peak Apr 2021 (4).

Engine recalls for the 2014 Audi S6

  1. NHTSA 22V178000Mar 23, 2022Engine26,093 vehicles

    Engine and engine cooling:engine:gasoline:turbo/supercharger

    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.

    Risk: 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.

Engine complaints by S6 model year

Raw complaint counts per model year; newer years have had less time to accumulate complaints.

  1. 20100 (0%)
  2. 20110 (0%)
  3. 201335 (83%)
  4. 201415 (75%)
  5. 20153 (60%)
  6. 201614 (74%)
  7. 20174 (80%)
  8. 20180 (0%)
  9. 20201 (50%)
  10. 20210 (0%)
  11. 20222 (50%)
  12. 20230 (0%)
  13. 20240 (0%)
  14. 20251 (33%)

Frequently asked questions

Is engine failure common on the 2014 Audi S6?
Engine-related issues make up 75% of all complaints filed for the 2014 Audi S6, with 15 out of 20 total complaints tied to the engine, mostly involving turbocharger oil starvation.
Is there a recall for the 2014 Audi S6 engine?
Yes. NHTSA recall 22V178000 covers 2014 S6 Sedans among other Audi/Volkswagen models, addressing a turbocharger oil supply strainer that can become blocked and cause bearing wear from lack of lubrication.
At what mileage do engine problems typically show up on the 2014 Audi S6?
NHTSA data shows a median mileage of 76,000 miles at the time engine failures were reported.
Are the 2014 Audi S6 engine failures linked to crashes or injuries?
NHTSA records 0 crashes but 1 injury among the engine-related complaints for the 2014 Audi S6, with no fires reported.

Sources: NHTSA Office of Defects Investigation complaint and recall databases; U.S. EPA fuel economy data; NHTSA 5-Star Safety Ratings. Complaints are unverified owner reports.

Data updated Sep 24, 2026. Read the methodology and data sources. The Complaint Index is based on NHTSA owner complaints and recalls; it is not a reliability rating.