Problem Lookup › Audi › A4 › 2015
Car problem report
2015 Audi A4 problems, recalls and owner complaints
What the 2015 Audi A4 has been recalled for, how often it fails the UK MOT and what owners report, from official government data. Updated October 25, 2026.
- 0safety recalls
- 44owner complaints
- 4crash reports
- 0fire reports
- 23%fail the UK MOT
44 complaints, against an average of 49 for the other 11 Audi A4 model years.
Every Audi A4 model year with its number of owner complaints. Pick a year to compare.
What goes wrong with the 2015 Audi A4?
The components named most often in the 44 owner complaints. One complaint can name several, so the shares can add up to more than 100%.
What symptoms do 2015 Audi A4 owners describe?
Found by reading the text of all 44 owner complaints. Tap a symptom for the answer, a real owner quote and any related recall.
Has the 2015 Audi A4 been recalled?
NHTSA lists no safety recalls for the 2015 Audi A4 as of October 25, 2026. Recalls can be issued at any time, so check your VIN before you rely on this.
Is the 2015 Audi A4 recalled in the UK or Europe?
Recalls issued by the UK's DVSA and through the EU's Safety Gate system that cover this model and build period. European models can differ from U.S. ones, and "years estimated" means the recall gave no build dates, so confirm your own car with your registration or VIN.
UK DVSAStop-drive TAKATA PSAN
Risk: Urgent Safety Warning – Do Not Drive Your Vehicle Affected vehicles were originally allocated to or used for an extended period of time in a region with a climate zone considered to as HIGH RISK. Certain front airbags contain an ageing inflator propellant that may explode when deployed due to long-term exposure to heat and humidity. If the airbag inflator explodes metal fragments may be ejected causing life-threatening or fatal injuries to anyone in the vehicle.
Fix: Affected airbags will be be replaced. You can contact Audi's dedicated Takata Stop Drive helpline at 0113 526 9646 (MONDAY to FRIDAY 9:00AM to 5:00PM.
UK DVSAVehicles may have been fitted with a hinged towing bracket on which the locking mechanism in the hinge module could be faulty
Risk: Vehicles may have been fitted with a hinged towing bracket on which the locking mechanism in the hinge module could be faulty.
Fix: The hinge module for the towing bracket must be checked and where necessary replaced on the vehicles affected.
UK DVSAThe locking mechanism in the hinged towing bracket could be faulty
Risk: Hinged towing bracket on which the locking mechanism in the hinge module could be faulty.
Fix: The hinge module for the towing bracket must be checked and replaced if required.
UK DVSAFuel may escape from one or both fuel rails
Risk: It is possible that fuel may escape from one or both fuel rails (low-pressure side).
Fix: The fuel rails for the low-pressure side of both cylinder banks must be replaced on the affected vehicles.
UK DVSARisk of overheating and failure of additional coolant pump
Risk: On affected vehicles moisture may enter the electronic components and cause overheating and failure of the additional coolant pump. localised smoulder damage cannot be ruled out and in individual cases may cause vehicle to catch fire.
Fix: The additional coolant pump must be replaced and in addition a software update of the engine control unit must be carried out
UK DVSAAluminium trim may partly detach from loudspeaker trim in doors and cause injury to occupants
Risk: The aluminium trim may become detached from the loud speaker trim in the front or rear doors. Cuts and other injuries from the sharp edges may occur.
Fix: The affected vehicles will be recalled and all four aluminium strips on the loud speaker trims will be replaced.
UK DVSAAuxilliary heater element in air conditioning may fail and/or overheat
Risk: The auxiliary heater element in the air conditioner may fail as the result of overheating in the area of the connectors. This can lead to smoulder damage or potentially a fire.
Fix: Recall the vehicles that are likely to be affected and change the auxiliary heater element for one with optimised electrical connectors.
UK DVSAAuxilliary heater element in air conditioning may fail and/or overheat
Risk: The auxilliary heater element in the air conditioner may fail as a result of overheating in the area of the connectors in conjunction with smoulder damage or potential fire.
Fix: Recall the vehicles that are likely to be affected and fit an auxilliary heater element with opimised electrical connectors. The activation of the electric auxilliary heater must be adjusted by updating the software for the air conditioning control console.
UK DVSACoolant pump may overheat
Risk: Foreign particles in the engine coolant can lead to a blockage in the additional coolant pump and cause the pump to overheat.Foreign particles in the coolant can lead to a blockage in the additional coolant pump and cause the pump to overheat.
Fix: Recall the machines that are likely to be affected and update the software which will deactivate the additional coolant pump in the event of malfunction. If there has been a malfunction of the additional water pump it will be replaced.
UK DVSAAir bags may not inflate correctly
Risk: On affected vehicles the front air bags may not inflate correctly in the event of an accident and not be able to perform their function
Fix: Reprogramme the airbag control unit with new software
UK DVSAReduction in braking performance
Risk: On affected vehicles engine oil may in isolated instances enter the brake servo via the vacuum feed lie.This may cause the brake servo diaphragm to rupture and loss of brake servo assistance.
Fix: Replace vacuum line on affected vehicles.
EU Safety GateThe vehicles are equipped with control software regarded as unauthorised by the competent authorities.
Measures: Type of economic operator taking notified measure(s): Importer; Category of measure(s): Recall of the product from end users; Date of entry into force: 23/04/2021
EU Safety GateThe vehicles may be fitted with a towbar with a swivel mechanism that may have a defective locking pin.As a result, the pin could break while driving, increasing the risk of an accident.
Measures: Type of economic operator taking notified measure(s): Manufacturer; Category of measure(s): Recall of the product from end users; Date of entry into force: Unknown
EU Safety GateIn certain vehicles, fuel can leak onto the engine fuel rail.Fuel leakage close to a source of ignition may increase the risk of the vehicle catching fire.
Measures: Type of economic operator taking notified measure(s): Manufacturer; Category of measure(s): Recall of the product from end users; Date of entry into force: Unknown
EU Safety GateThe auxiliary coolant pump may seize up.This could lead to the pump overheating after the engine has been switched off with the risk that the vehicle could catch fire.
Measures: Type of economic operator taking notified measure(s): Manufacturer; Category of measure(s): Recall of the product from end users; Date of entry into force: Unknown
EU Safety GateDecorative aluminium strips on the lower part of the front or rear door trims may become partly detached.The sharp ends of the strips could cause injuries.
Measures: Type of economic operator taking notified measure(s): Manufacturer; Category of measure(s): Recall of the product from end users; Date of entry into force: Unknown
EU Safety GateThe additional coolant pump can block due to foreign particles in the cooling system.This can result in the pump overheating which could lead to a fire.
Measures: Type of economic operator taking notified measure(s): Manufacturer; Category of measure(s): Recall of the product from end users; Date of entry into force: Unknown
EU Safety GateThere is a possibility that, in rare cases, the front airbags may not deploy as intended in the event of an accident.
Measures: Type of economic operator taking notified measure(s): Other; Category of measure(s): Recall of the product from end users; Date of entry into force: Unknown
How often does the 2015 Audi A4 fail its MOT?
Why they failed: the share of failed tests with at least one fault in each area (a test can fail on several). Cars first registered in 2015, tested in Great Britain in 2023; first registration is usually, but not always, the model year. Source: DVSA anonymised MOT tests and results, Open Government Licence v3.0.
What do 2015 Audi A4 owners report?
12 of the 44 complaints, the most recent for the most-reported components, as the owners wrote them. NHTSA removes names and VINs; long reports are trimmed. CarHooq has not verified individual claims.
Oil consumption is extremely high this vehicle burns way to much oil in short amount of time. Oil has to be added every 300 to 400 miles and there are no leaks present
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.
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
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
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…
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.
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…
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…
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…
THE VEHICLE ROLLS FORWARD WHILE FACING A DOWNHILL, AFTER SHIFTING INTO REVERSE.
I NOTICED THE STEERING STARTED GETTING HARD TO TURN. I TOOK TO AUDI DEALER THEY SAID IT WAS FINE. I SAID NOT I KNOW MY CAR. ON THE HIGHWAY 2 WEEKS LATER ENTERING A CURVE AT HIGH MPH THE CAR WOULDN'T TURN. I TAPPED BRAKES SEVERAL TIMES AND FINALLY WITH 2 HANDS I COULD TURN AROUND CURVE. VERY SCARY AND BARELY MADE TURN. I PROCEEDED TO HOME BUT AT A TURN I STARTED THE TURN AND THE STEERING AGAIN STIFFENED SO HARD IT SENT ME TOWARDS THE CROSSWALK AND LUCKILY THE BRAKES STOPPED ME INCHES FROM HITTING A BOY ON HIS BIKE. I KEPT HITTING BRAKES AND FINALLY THE WHEEL RELEASED THE TENSION. I DROVE HOME…
MY CAR WAS INVOLVED IN AN ACCIDENT ON OCTOBER 11, 2018 IN BALTIMORE CITY. ANOTHER CAR MADE AN ILLEGAL LEFT TURN IN FRONT OF ME WHEN I HAD THE GREEN LIGHT AND MY CAR HIT THE PASSENGER SIDE OF THE OTHER CAR. I WAS GOING AT LEAST 30 MILES/HR AND HAD NO OPPORTUNITY TO BRAKE OR SWERVE. MY CAR WAS DISABLED, THERE WAS ENGINE OIL LEAKING AND THE CAR HAD TO BE TOWED. NONE OF THE AIRBAGS DEPLOYED DURING THIS ACCIDENT. I HAVE REPORTED THIS TO AUDI USA AND RECEIVED A COMPLAINT # 181561250 THE CAR IS NOW AT GERBER COLLISION & GLASS IN JESSUP, MARYLAND.
2015 Audi A4: questions owners ask
Is the 2015 Audi A4 reliable?
NHTSA data alone cannot rate reliability, but it shows what owners reported. Owners filed 44 complaints with NHTSA about the 2015 Audi A4; the most common categories were engine (16, 36.4%), electrical system (7, 15.9%), power train (6, 13.6%). There are no safety recalls listed for this model year. 4 complaints mention a crash, 6 injuries were reported.
What are the most common problems with the 2015 Audi A4?
Across 44 owner complaints filed with NHTSA, the categories mentioned most often are engine (36.4% of complaints), electrical system (15.9% of complaints), power train (13.6% of complaints), air bags (9.1% of complaints), engine and engine cooling (9.1% of complaints). One complaint can name several components.
Does the 2015 Audi A4 have any recalls?
As of October 2026, NHTSA lists no safety recalls for the 2015 Audi A4. Recalls can be issued at any time, so check your VIN at nhtsa.gov/recalls.
Why is my 2015 Audi A4 burning or losing oil?
6 of the 44 owner complaints NHTSA has on file for the 2015 Audi A4 (13.6%) describe excessive oil consumption or oil leaks. One owner wrote: "Oil consumption is extremely high this vehicle burns way to much oil in short amount of time. Oil has to be added every 300 to 400 miles and there are no leaks present" (NHTSA complaint 11750557, July 2026). If it happens to your car, check your VIN for open recalls at nhtsa.gov/recalls and report the problem to NHTSA; complaints are what trigger investigations.
Check your own A4
Counts are a starting point, not a verdict: popular models collect more complaints because more of them are on the road, and NHTSA does not verify individual reports. To see whether a recall is still open on your car, enter your VIN at nhtsa.gov/recalls (U.S.) or your registration at check-vehicle-recalls.service.gov.uk (UK). Had a safety problem? Report it to NHTSA; complaints are what trigger investigations and recalls.
Data: NHTSA Office of Defects Investigation recall and complaint databases (public domain), DVSA anonymised MOT results (Open Government Licence v3.0), DVSA vehicle recalls (Open Government Licence v3.0), EU Safety Gate alerts (© European Union), retrieved October 25, 2026. Model year 2015 only.