There are 6 owner-reported engine complaints for the 2012 Audi A5in NHTSA's database. These are unverified consumer reports and may not reflect confirmed defects.
MY 2012 AUDI A5 HAS 155,000 MILES ON IT AND IT HAS HAD EVERY OIL CHANGE AND MAINTENANCE UP TO DATE , MY TURBOS AND PISTONS HAVE CAUSED COMPLETE ENGINE FAILURE WITH 0 COMPRESSION IN MY ONLY CAR . BOTH HAVE RECALLS ON THEM FOR MY YEAR AND MODEL AND EVEN THO I GOT A LETTER IN THE MAIL ABOUT BEING PART OF A SETTLEMENT FOR MY TURBOS CAUSING ENGINE FAILURE I FEEL AS THO MY CAR SHOULDN'T BE BROKE IT SHOULD OF ALREADY BEEN FIXED
2012 Audi a5 quattro burns oil every 100miles 5qt and does not allow a quick acceleration if trying to avoid an accident. The car misfires and shuts off while driving. No check engine light was on when it first did this. Mechanic was able to reproduce the same problem. Turbo is bad. O2 sensor is bad. Air intake leak. Running rich at bank 1. The oil meter on the display does not display actual amount of oil. It also has several electrical problems. Rear turning lights have an electrical problem. Great drive most of the time and check engine light goes off randomly then all of it starts again.
TL* THE CONTACT OWNS A 2012 AUDI A5. WHILE OPERATING THE VEHICLE, THE CHECK ENGINE INDICATOR ILLUMINATED. THE VEHICLE WAS TAKEN TO AN INDEPENDENT MECHANIC WHO DIAGNOSED THAT THE WATER PUMP WAS FAULTY. THE VEHICLE WAS NOT REPAIRED. THE MANUFACTURER AND AUDI OF SHREWSBURY (780 BOSTON TURNPIKE, SHREWSBURY, MA) WERE NOTIFIED OF THE FAILURE, BUT NO ASSISTANCE WAS OFFERED. THE FAILURE MILEAGE WAS 115,000.
PLEASE SEE FOLLOWING DOCUMENTS REGARDING AN ISSUE WITH THIS CAR AND ITS ENGINE. I HAVE ALSO FILLED A COMPLAINT WITH THE FTC #978949978
AUDI ALONG WITH VOLKSWAGEN, EQUIPPED WITH THE 2.0L ENGINE HAS ONE OF THE HIGHEST WATET PUMP FAILURE RATE. I HAVE CONDUCTED SOME RESEARCH AND THERE IS NUMEROUS ACCOUNTS IN BLOGS/VLOGS AND YOUTUBE OF INDIVIDUALS GIVING PERSONAL STATEMENT ON THEIR "WATER PUMP" MISFORTUNE. I PERSONALLY OWN A AUDI A5 WITH 54,000 MILES AND I'M JUST ONE OF THOUSANDS OF STATISTICS THAT HAVE GONE THROUGH THE "WATER PUMP" TRAUMA. I HAVE CROSSED REFERENCED SEVERAL RECALL WEBSITES AND ACCORDING TO AUDI AND VOLKSWAGEN RECALLS TOWARDS THESE PUMPS HAVE NEVER BEEN ISSUED. NOW THAT IS SCARY!!! ABOUT A YEAR AND HALF AGO WHILE MY AUDI WAS STILL UNDER WARRANTY I NOTICED COOLANT LOST, THE AUDI DEALERSHIP TOPPED IT OF AND SEND ME ON MY WAY. A SECOND TIME WHILE STILL UNDER WARRANTY I VISITED AUDI DEALERSHIP AND EXPRESSED MY CONSERNS WITH LOW COOLANT LEVEL AND ONCE AGAIN IT WAS TOPPED OFF, I WAS GIVEN A MEDIOCRE ANSWER, I WAS RESPECTFUL CALLED "SR" AND DROVE OFF. SO FROM TIME TO TIME I WOULD ADD COOLANT AND THOUGHT NOTHING OF IT. SUMMER OF 2017 IS WHEN I WAS DRIVING HOME AFTER A DAY OF HIKING WHEN I NOTICE A LOST OF COOL AIR, MY A/C QUIT WORKING AND MY TEMPERATURE GAUGE WAS PAST THE MIDPOINT LEVEL. AT THIS POINT I WAS SECONDS WAY FROM HOME SO I WAS RELIEFED.TURNED OUT THE PUMP GAVE OUT, MY COOLING FLUID HAD EVAPORATED AND MY WARNING LIGHT NEVER CAME ON. PERHAPS AUDI DEALERSHIP DID NOT SEE TRACES OF COOLANT AT THE FIRST VISIT AND SECOND INSPECTION. PERHAPS THE DEALERSHIP WAS NOT AWARE OF THESE FAULTY PUMPS OR PERHAPS I NEGLECTED TO PLAY THE MECHANIC/SERVICE PERSONAL/PROFESSIONAL. HOWEVER ACCORDING TO AUDI A SB SERVICE BULLETIN RELEASED ON JULY 11, 2013 STATES AS FOLLOWS "COOLANT LEAK AT CONNECTION OF WATER PUMP AND HOSE LEADING TO THE HEATER CORE", ATTACHED IS THE BULLETIN. I WOULD GREATLY APPRECIATE YOU GUYS LOOKING INTO THIS MATTER. THANK YOU MIGUEL 😊
The contact owns a 2012 Audi A5. The contact stated that the oil warning light illuminated while driving at various speeds. The vehicle was taken to the dealer where oil was added to the vehicle; however, after the third time the contact was informed by the dealer that it was a common issue with the Audi sport vehicles. A failure cause was not determined. The contact stated that the failure had been recurring for several years. The contact stated that he had an oil consumption test completed with the dealer who informed him that there was an issue with the pistons and O-rings. The contact was informed that the engine needed to be rebuilt. The dealer stated that they would send documentation to the manufacturer for approval to rebuild the engine. The contact stated that he had spoken with the manufacturer and was informed that the request was denied. The failure mileage was unknown.
Complaints are unverified consumer reports submitted to NHTSA. A high complaint count may reflect vehicle popularity, not defect severity. Data sourced from NHTSA public records.
Data synced from NHTSA on Apr 26, 2026