"How reliable is the 2014 Audi S6?"

"Based on 30 NHTSA complaints, the 2014 Audi S6 has a median complaint mileage of 76000 miles. The most common issue is ENGINE."

"What are common problems with the 2014 Audi S6?"

"The most frequently reported component in NHTSA complaints for the 2014 Audi S6 is ENGINE, accounting for a significant portion of the 30 total complaints filed."

2014 Audi S6: Reliability Data

Source: NHTSA — 30 complaints

Total Complaints

76,000mi

Median Mileage

ENGINE

Top Issue

Crash Reports

When Do Complaints Happen?

Distribution of NHTSA complaints by vehicle mileage at time of report.

63,500 25th Percentile

76,000 Median Mileage

82,825 75th Percentile

What Fails?

Most reported component issues from NHTSA complaints.

ENGINE

FUEL/PROPULSION SYSTEM

SUSPENSION

STEERING

POWER TRAIN

EXTERIOR LIGHTING

FORWARD COLLISION AVOIDANCE: WARNINGS

FORWARD COLLISION AVOIDANCE: ADAPTIVE CRUISE CONTROL

ENGINE AND ENGINE COOLING

UNKNOWN OR OTHER

Severity Assessment

Crashes

Fires

Injuries

Deaths

Sample Complaint Reports

"I WAS DRIVING BEHIND AN AUDI S6 (ONE OF THE NEWER MODELS WITH FULL LED LIGHTING) AT NIGHT. I FOUND ITS LED BRAKE LIGHTS BLINDINGLY BRIGHT. THE DRIVING LIGHTS ARE VERY BRIGHT BY THEMSELVES, BUT THEY'RE BORDERLINE TOLERABLE, HOWEVER BRAKE LIGHTS WHEN THEY COME ON ARE EXTREMELY BRIGHT - I COULD NOT LOO..."

"TURBO FAILURE - CAR STALLED WHILE SLOWING ON A MAJOR INTERSTATE, CAUSING MULTIPLE NEAR-COLLISIONS. AUDI IS AWARE OF THE ISSUE AND THE DANGERS OF THE FAILURE, BUT HAS NOT ISSUED A RECALL, EVEN THOUGH THEY HAVE ISSUED MULTIPLE TECHNICAL SERVICE BULLETINS REGARDING THE ISSUE AND ADMITTING TO FAULTY PAR..."

Source: NHTSA ODI Complaints Database. Names and identifying details omitted.

Data source: View this vehicle on NHTSA.gov | NHTSA ODI Complaints Database. Public domain.

Methodology: Complaint counts and mileage distributions are computed directly from consumer-reported NHTSA complaints. This data represents reported issues, not failure rates — vehicles without complaints are not represented. Full methodology.

Data through: 2026-03-28