Skip to content
KLUNK
KLUNK

2015 Audi A4

The Verdict

90 Smooth Ride

The 2015 Audi A4 has 43 owner complaints filed with NHTSA. The most reported issues are engine (20 complaints) and electrical (10 complaints). With a Klunk Score of 90/100, it earns a "Smooth Ride" rating. If you're shopping for a Audi A4, consider the 2024 model year which has 95% fewer complaints.

Safe Bet

The 2024 has 95% fewer complaints

View the 2024 Audi A4 dashboard →

90

Klunk Score: Smooth Ride

This vehicle year has significantly fewer complaints than average. A reliable choice.

How is this calculated?

The Klunk Score ranks this vehicle year against all others in our database based on total owner complaints filed with NHTSA. 100 = fewest complaints (top tier), 0 = most complained-about. Scores above 60 are better than average; below 40 means more problems than most.

Get notified if a recall hits this car.

We email you when NHTSA issues a new recall on the 2015 Audi A4. No spam, no marketing.

Under the Hood

Each number is a complaint. Darker = bigger problem.

YearBodyBrakesElectricalEngineTransmission
2000115016127
2001173244354
2002394874016
2003552497138
2004505428012
20052021552814
20062452312412
20081521372610
200931054542
2010613485
2011505202
2012503171
201361016257
20143028323
20158010205
2016804121
201720431242
20181231593
201910220
20203418900
202150411
202410010

By Category

Engine
20
Electrical
10
Body
8
Transmission
5

By Severity

1
21
2
17
3
1
4
4

Worst Problems

Compare Against

See how the 2015 Audi A4 stacks up against rivals.

Complaints

Engine 2

The contact owns a 2015 Audi A4. The contact stated that when the vehicle was started, the coolant warning light illuminated. The vehicle was turned off and restarted after 20 minutes, and the coolant warning light was no longer illuminated. The vehicle was not diagnosed or repaired. The manufacturer was notified of the failure. The failure mileage was 141,177.

7mo ago
Engine 1

The vehicle has an oil consumption issue whereby I top off the oil in about every 400 miles. The dealership indicated that this is a known problem with Audi. The issue first started with warnings that engine is overheating and with further warnings that oil level is low

17mo ago
Engine 1

Spark plug for damaged due to oil seeping into it. This could lead to overheating of engine or cylinders getting damaged potentially leading to vehicle malfunction when I drive. Audi inspected the part and recommended to reseal the top of the engine. There was a warning for check engine which led to identifying the problem

17mo ago
Engine 2

No 3 cylinder piston ring failure .Loss of compression.

19mo ago
Engine 1

Piston ring defect and blew from over oil consumption. All years from Audi A4 2012-2019 recall law suit but they did not include 2015 which all years and models have same piston ring manufacturer defect it blew on me while I was driving home . Lucky I was in neighborhood and not on highway very unsafe.

28mo ago
Electrical 2

MMI system worked during test drive and then NOT worked after final sale: Safety systems included: The Multi Media Interface (MMI) system is an in-car user interface media system developed by Audi, and was launched at the 2001 Frankfurt Motor Show. MMI operates a large number of in car entertainment components, car electronics, and other functions. The list below indicates systems controllable by MMI. However, depending on the car model, along with version specified, only some functions will be available. Satellite navigation Radio tuner Media sources Telephone HVAC, climate control Car setup (e.g. central locking), global audio settings, suspension settings Rear view camera and parking sensors Driver information (e.g. fuel economy…) User manual Apple CarPlay 2014 and later model.

40mo ago
Electrical 2

Turn signal switch malfunction. When turning right turn direction on, the left turn goes on instead of the right turn. After researching the issue, it looks like it’s a common issue with Audi. This is a safety issue and need to be recalled asap.

41mo ago
Body 1

The second (not movable) glass pane of the "panoramic sunroof" spontaneously shattered. That happened three days ago, because of the potential for water damage I need to have this repaired as soon as possible. However, until I get it repaired it is available for inspection. Apparently many Audi owners have experienced a similar phenomenon, commonly called "exploding sunroof", and other people have had the glass completely explode out. I did not have that happen but the glass did shatter entirely and completely. There was no rock or anything else that hit the sunroof as far as we know. It did leave significant cracks in the glass and I have photos of it. If the glass had completely blown out, it would have showered glass pieces into the passenger compartment. I did not involve the police or ask for a report. I will be taking the car to the Audi dealer and probably making an insurance claim because the repair will be fairly expensive. My car has always been dealer serviced on schedule. It is in excellent condition (outside of the shattered sunroof glass anyway). There were and are no warning lights or indicators related to the damaged glass.

46mo ago
Engine 1

The engine had catastrophic damage. I was driving, full oil, and the engine just died. The mechanic said the engine was destroyed and believes it was a manufacturing mistake.

50mo ago
Engine 2

The engine failed while I was driving. The car did not show any warning lamps, messages or other symptoms, it just jumped and died. I had the car towed to my mechanic. The mechanic thought it was the starter, but then realized the chain had broken and it hit other parts of the engine, including the pistons catastrophically. The engine is not reparable. My safety was a risk as the car died on a busy road. Audi has asked that I bring the car, at my expense for them to inspect, without offering anything. I have a letter from them indicating that they will not help. ABS SYSTEM and Brake Actuator that is failing or defective. Vehicle was taken to the dealer but was not repaired.

54mo ago
Body 2

Sunroof just exploded

55mo ago
Engine 2

Excessive oil consumption

56mo ago
Electrical 3

The battery failed/malfunctioned and was leaking hydrogen sulfide gas into my car slowly for a long period of time. A month or two after I initially financed this used Audi A4 at Volkswagon in Dothan, AL, I started experiencing the side effects of low dose exposure to hydrogen sulfide gas. From that point until today my symptoms have been getting worse and worse. My asthma symptoms progressed. I caught walking pneumonia several times. My hair has been falling out in clumps and my kindneys are having serious issues. My pee started smelling very strange. Consistently, over the past year and a half, I have nearly passed out at the wheel of my car over and over. For a very long time, the gas was odorless and really couldn't be detected by smell. Five days ago I went to start my car and it wouldn't crank. I jumped it off and for the next five days following that the smell of rotten eggs got worse and worse....I'm lying in the bed right now bc my lungs feel like they're going to explode. I've felt this, along with my heart feeling like it was going to explode put of my chest, as well as my entire stomach/intestines feeling as if someone were stabbing me with knives. My doctors could not figure out why all of my hair was falling out or why I started to develop peripheral neuropathy. They even ran tests on me for Multiple Schlerosis. Found nothing. They did electrical pulse tests and cat scans and my dermatologist had no explanation for my hair just falling off my head in handfuls. I have a third of the hair on my head that I used to have. My skin and eyes consistently kept getting irritated by the gas as well....splotchy red exema like patches appeared all over me. I had a miscarriage because of this as well. I couldn't afford to get the car looked at, so it hasn't been taken anywhere. I received no warning of the problem until two days ago when my lights in my car and the air conditioner stopped working. The year of my life had been a living hell.

61mo ago
Electrical 2

TL* THE CONTACT OWNS A 2015 AUDI A4. THE CONTACT STATED WHILE DRIVING 35 MPH, THE FRONT GRILL OF THE VEHICLE DETACHED AND SEPARATED FROM THE VEHICLE. THE CONTACT ALSO STATED THAT THE HEADLIGHTS WERE INOPERABLE, AND THERE WAS NO OIL IN THE ENGINE. THE CONTACT STATED THAT SEVERAL UNKNOWN WARNING LIGHTS WERE ILLUMINATED. THE CONTACT WAS RELATING THE ISSUE TO A WIRING ISSUE. THE VEHICLE WAS TAKEN TO KEY FORD OF YORK (422 US-1, YORK, ME 03909) TO BE DIAGNOSED. THE CONTACT WAS INFORMED THAT THE HEADLIGHTS NEEDED TO BE REPLACED. ADDITIONALLY, THE ENGINE OIL NEEDED TO BE TOPPED OFF. THE VEHICLE WAS REPAIRED HOWEVER, THE FAILURE WITH THE HEADLIGHTS RECURRED. THE MANUFACTURER HAD NOT BEEN INFORMED OF THE FAILURE. THE FAILURE MILEAGE WAS APPROXIMATELY 42,000.

64mo ago
Electrical 1

DRIVER'S SIDE LIGHT KEEPS BLOWING WHILE DRIVING CHANGED SEVERAL TIMES AND IT KEEPS HAPPENING.

65mo ago
Electrical 4

TL* THE CONTACT OWNS A 2015 AUDI A4. THE CONTACT STATED THAT WHILE DRIVING AT 30 MPH, SHE ATTEMPTED TO AVOID HITTING ANOTHER VEHICLE THAT HAD DARTED IN FRONT OF HER VEHICLE. DESPITE HER BEST EFFORTS, THE CONTACT CLIPPED THE RIGHT PASSENGER SIDE OF THE OTHER VEHICLE WHICH CAUSED SEVERE DAMAGE TO THE FRONT END OF HER VEHICLE. THE AIR BAGS DID NOT DEPLOY UPON IMPACT. THE CONTACT'S DAUGHTER HIT HEAD ON THE BACK OF THE DRIVER SEAT AND JAMMED HER THUMB; NO OTHER INJURIES WERE REPORTED AND NO MEDICAL ATTENTION WAS NEEDED. A POLICE REPORT WAS FILED AT THE SCENE. THE VEHICLE WAS TOWED TO AN INDEPENDENT TOW YARD AND HAD YET TO BE INSPECTED BY INSURANCE. THE MANUFACTURER NOR THE DEALER HAD YET TO BE NOTIFIED OF THE FAILURE. THE VEHICLE HAD YET TO BE REPAIRED.THE FAILURE MILEAGE WAS APPROXIMATELY 46,000.

69mo ago
Engine 1

ISSUE WITH POORLY ENGINEERED WATER PUMP. MY WATER PUMP WENT OUT DUE TO A SMALL PLASTIC SEAL MALFUNCTIONING AND ALLOWING COOLANT TO EXPEL FROM SYSTEM. I AM FORTUNATE I LEARNED OF THE ISSUE UPON STARTING MY CAR AND COULD IMMEDIATELY TAKE CARE OF IT, ALTHOUGH LEAVING WORK AT 9PM, LONG AFTER EVERYONE HAS LEFT AND WITH NO AUTOMOTIVE SHOPS OPEN MADE IT DIFFICULT TO TAKE CARE OF. UPON TALKING WITH AN INDEPENDENT AUDI/VW SPECIALIST AND DOING MY OWN RESEARCH I CAME TO FIND THIS WAS AN INCREDIBLY COMMON PROBLEM. MY CAR HAD ONLY 35K MILES ON IT AND WAS 1 MONTH OUT OF WARRANTY WHEN THIS OCCURRED. THE AUDI/VW SHOP SAYS THEY REPLACE 4-5 OF THESE PUMPS PER WEEK! IT CLEARLY IS A MAJOR ISSUE, ESPECIALLY SINCE A CAR CANNOT FUNCTION AND IS DANGEROUS TO OPERATE WITHOUT THE COOLING SYSTEM. I WAS VERY UPSET THAT THE AUDI BRAND WOULD ALLOW A KNOWN PROBLEM TO CONTINUE, AS IT DOES NOT SEEM LIKE A 'LUCK OF THE DRAW' PART MALFUNCTION.

79mo ago
Engine 2

THE CAR BURNS TOO MUCH OIL, NEED TO ADD 1 QUART EVERY 700-1000 MILES. THERE IS NO LEAK BUT THE OIL BURNS AND YOU CAN SEE THE EXHAUST PIPES ARE BLACK. IT SEEMS THIS WAS A PROBLEM IN 2011 4 CYLINDER AUDIS AND IT WAS ADDRESSED BY AUDI.

80mo ago
Body 2

UNINTENDED ACCELERATION WHILE TRAVELING AMID TRAFFIC ON BUSY HIGHWAY SEE ATTACHED DESCRIPTION

84mo ago
Transmission 2

THE VEHICLE ROLLS FORWARD WHILE FACING A DOWNHILL, AFTER SHIFTING INTO REVERSE.

84mo ago

43 total

1/ 3
Report a Klunk