2015 Audi A4 Problems, Complaints & Recalls

Source: NHTSA · Updated Jul 15, 2026 · 19 owner complaints analyzed

Compared with other A4 years
Far fewer complaints than other years 21st of 31 for complaints
Safety recalls
None on file
NHTSA crash rating
5 out of 5 stars

Owners have filed 19 complaints with NHTSA about the 2015 Audi A4. That ranks 21st out of 31 A4 model years for complaints. The most reported problem area is engine (10 complaints, 53%), typically at around 60,000 miles. Complaints mention 1 crash, 2 injuries. There are no safety recalls on file for this model year.

Audi A4
Audi A4 B9 in Stuttgart-Vaihingen. Representative photo; appearance varies by model year. Photo: Alexander-93, CC BY-SA 4.0, via Wikimedia Commons.

Complaints are unverified owner reports and are not adjusted for sales volume.

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Most common 2015 Audi A4 problems

Complaints grouped by the part of the car owners reported, with the median mileage when the problem happened.

Engine10 · ~60,000 mi
Electrical System3
Exterior Lighting2 · ~21,006 mi
Unknown or Other2
Air Bags1 · ~46,000 mi
Engine and Engine Cooling1 · ~141,177 mi
Forward Collision Avoidance1
Fuel/propulsion System1
Power Train1
Structure1 · ~42,000 mi
Problem areaComplaintsShareMedian milesOwners mention mostTypical repair cost
Engine1053%60,000——
Electrical System316%———
Exterior Lighting211%21,006——
Unknown or Other211%———
Air Bags15%46,000——
Engine and Engine Cooling15%141,177——
Forward Collision Avoidance15%———
Fuel/propulsion System15%———
Power Train15%———
Structure15%42,000——
Visibility/wiper15%———

One complaint can list several problem areas, so shares can add up to more than 100%.

Complaints by year received

Peak: 2021, with 4 complaints
2019: 1201912020: 2202022021: 4202142022: 4202242023: 2202322024: 2202422025: 3202532026: 120261

n = 19 complaints · Source: NHTSA

2015 Audi A4 recalls (0)

No safety recalls are on file for the 2015 Audi A4.

To see whether a specific car still has an open recall, enter its VIN on NHTSA's official recall lookup. You can also decode a VIN here.

Recent owner reports

Short excerpts of the latest complaints filed with NHTSA, with personal details removed. Full reports can be searched on NHTSA.gov.

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

Engine · received Jul 15, 2026 · NHTSA complaint 11750557

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…

Engine and Engine Cooling · received Dec 4, 2025 · NHTSA complaint 11703017

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

Engine · received Feb 18, 2025 · NHTSA complaint 11643289

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…

Engine · received Feb 18, 2025 · NHTSA complaint 11643290

No 3 cylinder piston ring failure .Loss of compression.

Engine · received Dec 5, 2024 · NHTSA complaint 11629116

Other Audi A4 years

← 2014 A4 · 2016 A4 →

See all Audi A4 problems by year, every Audi model, or the Audi VIN decoder.

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Frequently asked questions

What are the most common problems with the 2015 Audi A4?

Owners most often report engine, electrical system, exterior lighting problems. The top one, engine, accounts for 10 complaints.

Was there a recall on the 2015 Audi A4?

No safety recalls are on file for this model year.

Was the 2015 Audi A4 a good year?

Complaint data can't fully answer that, because counts aren't adjusted for sales. Compared with other A4 model years, the 2015 has far fewer complaints than most years, and NHTSA rates it 5 out of 5 stars overall in crash tests. Always get a pre-purchase inspection and check the VIN for open recalls.