Problems · NHTSA complaints
2010 Audi S5 Cabriolet problems
Owners filed 28 complaints about the 2010 Audi S5 Cabriolet with NHTSA between Jan 2011 and Jul 2025. The most-cited component is power train (11).
Complaints
28
Filed with NHTSA
Crashes
0
Reported by owners
Fires
0
Reported by owners
Injuries
0
People reported injured
Deaths
0
Reported to NHTSA
Complaints by component
One complaint can cite several components
- Power train11
- Air bags9
- Engine4
- Structure3
- Fuel/propulsion system2
- Fuel system, gasoline1
- Visibility/wiper1
- Electronic stability control (esc)1
- Service brakes1
- Engine and engine cooling1
- Other / unknown1
Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.
Data from NHTSA Complaints API · synced Nov 8, 2026NHTSA vehicle page
When complaints were filed
Does it get worse with age? Complaints per calendar year filed
1
0
0
0
5
6
5
6
4
0
0
0
0
0
1
View as table
| Model year | Complaints filed per calendar year |
|---|---|
| 2011 | 1 |
| 2012 | 0 |
| 2013 | 0 |
| 2014 | 0 |
| 2015 | 5 |
| 2016 | 6 |
| 2017 | 5 |
| 2018 | 6 |
| 2019 | 4 |
| 2020 | 0 |
| 2021 | 0 |
| 2022 | 0 |
| 2023 | 0 |
| 2024 | 0 |
| 2025 | 1 |
Mileage at failure isn’t a structured field in NHTSA complaint data, so we don’t chart it. Some owners mention it in their reports below.
Top problems in owners’ words
Verbatim from NHTSA complaints, newest first
Power train
11 reports
“VEH HAS 92000 MILES START GETTING MEGTRONIC ERROR- OK TO CONTINUE TO DRIVE. TOOK TO RICHMOND DEALER AND THEY ADVISED NEEDED $8K REPLACEMENT- DROPPED PAN - NO METAL AND FLUID GOOD- HAD REPLACE FLUID/ FILTER. DROVE NO CONCERNS THEN WOULD NOT GO AFTER STOP AT LIGHT. TOOK TO VOLKSWAGEN DEALER SAID FOUND NO CONCERNS- HAPPENS AGAIN80 MILES LATER- AUDI SPECIALIST ADVISED JUST NEED G612-G632-G676 SENSORS AND CIRCUIT BOARD'$1000.00 IN PARTS BUT REGUIRED TOOL FOR REPAIR NOT AVAILABLE- SO A $5000.00 COMPLETE FIX CANNOT BE DONE AND DEALER ONLY RECOMMENDING ENTIRE UNIT REPLACEMENT AT $8500.00 TECHNICAL SERVICE BULLETINS (35 GEARBOX WARNING LIGHT -DTCSP179E00, P179F00, P0700, P060A FOR 2010 S5 CABRIOLET S-TRONIC 7 SPEED TRANSMISSION 10/14, 2016' SUPERSEDES TSB GROUP 35 # 16-22 DATED APRIL 18, 2016”
Air bags
9 reports2 related recalls
“TL* TAKATA RECALL. THE CONTACT OWNS A 2010 AUDI S5. THE CONTACT RECEIVED NOTIFICATION OF NHTSA CAMPAIGN NUMBER: 18V082000 (AIR BAGS); HOWEVER, THE PARTS TO DO THE REPAIR WERE UNAVAILABLE. THE CONTACT STATED THAT THE MANUFACTURER EXCEEDED A REASONABLE AMOUNT OF TIME FOR THE RECALL REPAIR. THE DEALER (AUDI FREMONT, 43191 BOSCELL RD, FREMONT, CA 94538) WAS CONTACTED AND CONFIRMED THAT THE PARTS WERE NOT AVAILABLE FOR THE RECALL REMEDY. THE MANUFACTURER WAS MADE AWARE OF THE ISSUE. THE CONTACT HAD NOT EXPERIENCED A FAILURE. PARTS DISTRIBUTION DISCONNECT.”
Engine
4 reports
“WHEN STARTING THE CAR, THE ENGINE WOULD CRANK FOR SEVERAL SECONDS AND SOMETIMES WOULD NOT START AT ALL UNTIL RESTARTING THE IGNITION SEQUENCE. WHILE AT A STOP, THE CAR WOULD JUMP SUDDENLY AFTER A DELAY OF PRESSING THE GAS PEDAL AND THE IDLE WAS VERY UNEVEN. AFTER TURNING THE CAR OFF, THE SMELL OF GASOLINE WOULD PERMEATE AROUND THE VEHICLE FOR A LONG TIME, MAINLY COMING FROM THE ENGINE AREA. WHEN OPENING THE HOOD, THE ENTIRE ENGINE COMPARTMENT HAD A SHINY APPEARANCE ALMOST AS IF A MIST OF GAS OR SOLVENT COVERED EVERY SURFACE. EVENTUALLY A SMALL POOL OF GAS WAS VISIBLE SITTING ON TOP OF THE ENGINE UNDERNEATH THE SUPERCHARGER. THE AUDI DEALERSHIP EVALUATED THE LEAK AND DETERMINED IT TO BE THE FUEL RAIL WHICH HAS BEEN KNOWN TO LEAK IN SIMILAR V6 3.0 AUDI ENGINE MODELS”
Structure
3 reports
“THE REAR CONVERTIBLE WINDOW IS SEPARATING COMPLETELY FROM THE ROOF AND I AM AFRAID IT WILL FALL OUT ON THE ROAD OR FLY OUT AND HIT SOMEONE. THE WINDOW IS CURRENTLY ONLY ATTACHED BY 2 CORNER. I HAVE TRIED TO ADDRESS IT WITH AUDI BUT HAVE BEEN TOLD ITS NOT THEIR PROBLEM”
Fuel/propulsion system
2 reports
“CAR STARTED OF GOING ON LIMP MODE ABOUT ONCE A MONTH THEN IT STARTED TO GET MORE FREQUENT. LIMP MODE WAS SUPPOSED TO BE DESIGNED TO PUT YOUR CAR INTO A LOWER GEAR TO PROTECT THE TRANSMISSION, BUT INSTEAD OF DOING THAT THE CAR WOULD SHIFT ITSELF INTO NEUTRAL POSITION WHILE ON THE FREEWAY CAUSING ME NOT HAVE A FULL CONTROL OF THE CAR MAKING IT VERY DANGEROUS TO PULL OVER. AS SOON AS I TURN OFF THE CAR AND TURN IT ON THE CAR WOULD RUN NORMAL AGAIN. WHILE DRIVING ON THE FREEWAY IT WILL GO OFF ON LIMP MODE INTO THE NEUTRAL WITHOUT WARNING. RIGHT AFTER THAT THE CAR WOULD START HAVING STARTING UP PROBLEMS SO I HAD TO PAY MONEY OUT OF MY POCKET TO HAVE THE ECU REPLACED AND THE FUEL REGULATOR REPLACED AS WELL. AS OF DECEMBER 2016 I STARTED HAVING NEW PROBLEMS WITH THE FUEL SYSTEM. SEEMS TO ME LIKE THAT LIMP MODE HAS AFFECTED MY WHOLE CAR AND IT HAS TO BE FIXED. THE CAR IS NOT SAFE TO DRIVE BUT IT IS MY ONLY FORM OF TRANSPORTATION. I TOOK IT TO AUDI DEALERSHIP AND THEY SAID THE LIMP MODE WAS RELATED TO THE TRIPTRONIC MODULE THAT WAS LOCATED INSIDE THE TRANSMISSION AND IT WAS A $5,000 FIX. I HAVE FOUND OUT THAT PUTTING THE CAR INTO SPORT MODE WOULD MAKE IT LESS LIKELY TO…”
Fuel system, gasoline
1 report
“The contact owns a 2010 Audi S5. The contact stated that while driving at an undisclosed speed, there was an abnormal sound coming from the engine compartment, prompting the contact to pull over to the shoulder of the roadway. Upon a visual inspection of the engine compartment, the aftermarket TRQ High-Pressure Fuel Pump (FPA-63379) exploded, covering the contact in hot gasoline. No warning lights were illuminated. The vehicle was not taken to the dealer or an independent mechanic. The vehicle was not repaired. The manufacturer was not notified of the failure. The failure mileage was 112,000.”
Data from NHTSA Complaints API (owner reports, unverified) · synced Nov 8, 2026
Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.