Audi S4 Power Train Problems

Source: NHTSA · Updated Aug 26, 2026 · 103 complaints analyzed

Owners have filed 103 complaints with NHTSA about power train problems on the Audi S4 across 12 model years. The 2010 model year has the most (42). The words owners use most often: “gearbox malfunction” (30% of reports).

What owners describe

Phrases that appear unusually often in these complaints compared with complaints about other cars.

  • Gearbox malfunction: mentioned in 31 of 103 complaints (30%)
  • Dsg transmission: mentioned in 16 of 103 complaints (16%)
  • Mechatronics unit: mentioned in 15 of 103 complaints (15%)
  • You continue: mentioned in 6 of 103 complaints (6%)

How much does it cost to fix?

Owners who wrote down what they paid or were quoted put the typical power train repair on the Audi S4 at $7,300, and half of them between $6,700 and $14,100.

Based on 8 NHTSA complaints about this problem alone that state a repair bill or quote (2012–2018), converted to 2026 dollars with the U.S. consumer price index. These are owners' own figures, not a quote: they include dealer quotes, and owners who file complaints often faced larger repairs, so they can run higher than typical shop prices. Prices vary by shop, region and warranty coverage. How we calculate this.

At what mileage do power train problems happen?

Based on 95 complaints that reported the odometer reading.

Under 10k miles5 · 5%
10k–25k miles3 · 3%
25k–50k miles23 · 24%
50k–75k miles36 · 38%
75k–100k miles19 · 20%
100k–150k miles9 · 9%
150k+ miles0 · 0%

How serious are the reports?

Of 103 complaints, 1 a fire.

Audi S4 power train complaints by model year

Peak: 2010, with 42 complaints
2000: 2200022003: 1200312004: 5200452005: 1200512006: 1200612007: 2200722010: 422010422011: 222011222012: 142012142013: 9201392014: 3201432018: 120181

n = 103 complaints · Source: NHTSA

Model yearPower Train complaintsShare of that yearMedian miles
2018 S4114%1,300
2014 S4318%58,000
2013 S4927%38,000
2012 S41464%76,000
2011 S42285%61,897
2010 S44270%63,000
2007 S4215%86,882
2006 S413%4,500
2005 S412%50,000
2004 S4517%55,000
2003 S41100%—
2000 S421%56,000

When owners reported it

Peak: 2015, with 17 complaints
2000: 1200012004: 112005: 1200512007: 112009: 3200932010: 112012: 2201222013: 222014: 132014132015: 17172016: 142016142017: 17172018: 8201882019: 14142020: 3202032021: 222024: 1202412025: 112026: 120261

n = 103 complaints · Source: NHTSA

Related recalls (0)

No safety recall lists power train for the Audi S4. A pattern of complaints does not always lead to a recall.

What owners report

Short excerpts of recent complaints, with personal details removed. Full reports are on NHTSA.gov.

Transmission fail while driving and stationary at traffic light. Main DTC: P179F00 - Drive sensor position: malfunction Additional DTC: P179E00 - Drive sensor position: electrical malfunction ABS: 00473 Parking brake: U111300 TCM: 01315 This situation occurred 3 times in the past 3 weeks while…

Received Aug 26, 2026 · NHTSA complaint 11759753

Unknown

Received Sep 22, 2025 · NHTSA complaint 11688973

At times Vehicle suddenly loses power and displays “transmission malfunction:you may continue driving” but then fails to accelerate to or maintain highway speeds. Other times when vehicle is stopped in traffic the transmission delays engaging when pressing in the accelerator and thus causes an…

Received Nov 25, 2024 · NHTSA complaint 11627233

Car has developed a transmission problem in the mechatronic unit. Car gives a gearbox malfunction display in the car. Reverse will not working and the car will repeatedly go into neutral at any speed. Sometimes then it will jerk back into gear very violently.

Received Apr 9, 2021 · NHTSA complaint 11407302

My 2014 audi s4 has a epc light that keeps turning on while driving that car. The epc light will put the car into limp mode and will have a rough idle and can barley drive. When that light turns on you have to pull over immediately and restart the car to continue driving and is a complete safety…

Received Mar 5, 2021 · NHTSA complaint 11399328
Audi S4
Audi_S4_(B9)_FL in Stuttgart-Vaihingen. Representative photo; appearance varies by model year. Photo: Alexander Migl, CC BY-SA 4.0, via Wikimedia Commons.

Frequently asked questions

Do all Audi S4s have power train problems?

No. NHTSA has 103 owner complaints about power train for the Audi S4. Complaint data shows that the problem is reported, not how many of all cars sold are affected.

Was there a recall on the Audi S4 power train?

No recall currently lists power train for this vehicle.

How much does it cost to fix power train problems on the Audi S4?

Owners report a typical cost of $7,300 (half paid between $6,700 and $14,100), from 8 complaints that state a repair bill or quote, in 2026 dollars.

What do owners say about power train problems on the Audi S4?

The most frequent phrase is “gearbox malfunction”, in 31 of 103 complaints, followed by “dsg transmission” (16).

Other Audi S4 problems

See all Audi S4 problems.