2009 Audi A4: Recalls, Problems & MPG
Here are the deets on the 2009 Audi A4: 2 recalls, 120 owner complaints and up to 25 mpg combined.

Recalls
2 vehicle recalls from the manufacturer. Repairs are free. Check your VIN to see if one is still open on your car.
Airbags, Airbags Vehicle recall #16V376000 · 2016 · 8,381 vehicles
What's wrong: Volkswagen group of america, Inc. (vw) is recalling certain model year 2008-2009 Audi a4, a5, and q5 vehicles. In the affected vehicles, the air bag control units May corrode and fail.
Why it matters: If the air bag control unit fails, the air bags May not deploy in the event of a crash, increasing the risk of occupant injury.
The fix: Audi will notify owners, and dealers will replace the air bag control unit, free of charge. The recall began October 2016.
Airbags Vehicle recall #17V032000 · 2017 · 33,421 vehicles
What's wrong: Volkswagen group of america, Inc. (Volkswagen) is recalling certain 2009 Audi a4 cabriolet, s4 cabriolet, a6 avant, a6 sedan and s6 sedan vehicles originally sold, or ever registered, in arizona, arkansas, delaware, the district of columbia, illinois, indiana, kansas, kentucky, maryland, missouri, nebraska, nevada, new jersey, new mexico, north carolina, ohio, oklahoma, pennsylvania, tennessee, virginia, and west…
Why it matters: An inflator rupture May result in metal fragments striking the vehicle occupants resulting in serious injury or death.
The fix: Audi will notify owners, and dealers will replace the passenger frontal air bag inflator, free of charge. The recall began March 30, 2018.
Most-reported problems
Owner complaints filed with NHTSA, by component. One complaint can list several components. 3 mention a fire, 3 injuries and 0 deaths were reported.
What owners describe
- Engine (44): the most common themes are excess oil use (18), leaks (8), warning light on (6).
- Airbags (33): the most common themes are deploys unexpectedly / inflator (5).
- Steering (15): the most common themes are steering problems (12), noise or vibration (8).
- Other / unknown (7): the most common themes are fire / smoke (3).
The 2009 Audi A4 has 120 owner complaints, ranking #12 of 31 A4 model years for complaints (about average; the typical year has 93). Complaints peaked in 2016 (19 filed that year). The typical problem showed up when the car was about 6 years old, at a median of 65,000 miles. Neighboring years: 2008 (175 complaints, 4 recalls), 2010 (64 complaints, 0 recalls).
Engines & fuel economy (EPA)
| Engine | Transmission | Drive | City | Hwy | Comb. | Fuel |
|---|---|---|---|---|---|---|
| 2.0 L 4-cyl turbo | Automatic (variable gear ratios) | Front-Wheel Drive | 23 | 30 | 25 | Premium |
Want the full repair deets? Get the factory manual.
Recall and complaint data tells you what goes wrong. A service manual tells you how to fix it: torque specs, wiring diagrams, fluid capacities and step-by-step procedures for the 2009 Audi A4.
Closest thing to the factory manual for most years. Pay once, keep it.
Most $25–$78, one-timePro-shop repair procedures, wiring diagrams and TSBs for your exact car.
From $19.99/mo · $39.99/yrOEM procedures, specs and recall/TSB info, the same source many shops use.
From $19.99/mo · $59.99/yrStep-by-step photos written from a real teardown. Great for first-timers.
Books ~$30–$40 · AllAccess $34.99/moHeads up: we may earn a commission if you buy through these links, at no extra cost to you. Prices checked 2026-10 and can change. We never host or link to pirated manuals. Disclosure
FAQ
Does the 2009 Audi A4 have any recalls?
Yes. NHTSA lists 2 vehicle recalls for the 2009 Audi A4. Recall repairs are free at any dealer, no matter how old the car is. Check your VIN at nhtsa.gov/recalls.
What are the most common 2009 Audi A4 problems?
Owners have filed 120 complaints with NHTSA. The most-reported areas are engine (44), airbags (33), steering (15).
What gas mileage does the 2009 Audi A4 get?
EPA ratings run up to 25 mpg combined (2.0 L, Automatic (variable gear ratios)), across 1 engine and transmission combos.
Where can I get a 2009 Audi A4 repair manual?
eManualOnline sells downloadable manuals, Mitchell 1 DIY and ALLDATAdiy sell online access to factory repair data, and Haynes sells printed guides and online access. Pick a download if you want to keep it, or a subscription for wiring diagrams and TSBs.