"How reliable is the 2011 Audi S4?"

"Based on 34 NHTSA complaints, the 2011 Audi S4 has a median complaint mileage of 62000 miles. The most common issue is POWER TRAIN."

"What are common problems with the 2011 Audi S4?"

"The most frequently reported component in NHTSA complaints for the 2011 Audi S4 is POWER TRAIN, accounting for a significant portion of the 34 total complaints filed."

2011 Audi S4: Reliability Data

Source: NHTSA — 34 complaints

Total Complaints

62,000mi

Median Mileage

POWER TRAIN

Top Issue

Crash Reports

When Do Complaints Happen?

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

41,709 25th Percentile

62,000 Median Mileage

79,366 75th Percentile

What Fails?

Most reported component issues from NHTSA complaints.

POWER TRAIN

ENGINE

ELECTRICAL SYSTEM

UNKNOWN OR OTHER

SUSPENSION

ELECTRONIC STABILITY CONTROL (ESC)

VEHICLE SPEED CONTROL

Severity Assessment

Crashes

Fires

Injuries

Deaths

Sample Complaint Reports

"I RECENTLY PURCHASED A BRAND NEW 2011 AUDI S4 SEDAN AND HAD A SUSPENSION AND/OR ALIGNMENT ISSUE WHICH CAUSED THE FRONT DRIVER SIDE TIRE BLOW OUT ON THE HIGHWAY, RESULTING IN TEMPORARY LOSS OF CONTROL. I GOT THREE PROFESSIONAL OPINIONS (INCLUDING THAT OF A CERTIFIED AUDI TECHNICIAN) AND ALL AGREED TH..."

"THIS ISSUE CONCERNS MY AUDI 2011 S4, A CAR THAT I TOOK DELIVERY ON IN APRIL, 2011. I HAVE HAD NUMEROUS PROBLEMS WITH THE CAR SINCE THE DELIVERY, HOWEVER, IT IS A SAFETY CONCERN THAT HAS CAUSED THIS SPECIFIC FILING. THE PROBLEM SEEMS TO BE WITH THE DSG TRANSMISSION. ON OCCASION, THE CAR WILL ST..."

"WHILE TRAVELING AT APPROXIMATELY 40 MPH, A WARNING MESSAGE CAME UP DO THE DASHBOARD SAYING "GEARBOX MALFUNCTION, REVERSE GEAR NOT AVAILABLE, YOU CAN STILL DRIVE". AT THE SAME TIME, THE TPMS WARNING INDICATOR CAME ON. THE CAR BEGAN TO LOOSE SPEED AND WOULDN'T RESPOND TO THE THROTTLE, AFTER A FEW SE..."

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