2008 Audi A4 Cabriolet: Recalls, Problems & MPG
Here are the deets on the 2008 Audi A4 Cabriolet: 3 recalls, 16 owner complaints and up to 24 mpg combined.

Recalls
3 vehicle recalls from the manufacturer. Repairs are free. Check your VIN to see if one is still open on your car.
Airbags Vehicle recall #16V079000 · 2016 · 151,767 vehicles
What's wrong: Volkswagen group of america, Inc. (Volkswagen) is recalling certain model year 2006 Volkswagen passat sedans and wagons, 2005-2013 Audi a3, and 2006-2009 Audi a4 cabriolet vehicles. Upon deployment of the driver's frontal air bag, excessive internal pressure May cause the inflator to rupture.
Why it matters: In the event of a crash necessitating deployment of the driver's frontal air bag, the inflator could rupture with metal fragments striking the driver or other occupants resulting in serious injury or death.
The fix: Volkswagen will notify owners, and dealers will replace the driver's frontal air bag inflators, free of charge. The recall began March 2017. Volkswagen
Airbags Vehicle recall #18V082000 · 2018 · 162,782 vehicles
What's wrong: Volkswagen group of america, Inc. (Volkswagen) is recalling certain 2006-2013 Audi a3, 2007-2009 a4 cabriolet and s4 cabriolet, 2008 rs4 cabriolet, 2009-2012 q5, and 2010-2012 Audi a5 cabriolet and s5 cabriolet vehicles. Upon deployment of the driver's frontal air bag, excessive internal pressure May cause the inflator to explode.
Why it matters: In the event of a crash necessitating deployment of the driver's frontal air bag, the inflator could explode with metal fragments striking the vehicle occupants potentially resulting in serious injury or death.
The fix: Audi will notify owners, and dealers will replace the driver's frontal air bag inflator with an alternative inflator, free of charge. The recall began February 23, 2018.
Airbags Vehicle recall #18V427000 · 2018 · 237,947 vehicles
What's wrong: Volkswagen group of america, Inc. (Volkswagen) is recalling certain 2005-2008 Audi a4 sedan, a4 avant, s4 avant and s4 sedan, 2007-2008 rs4 sedan, 2004 rs4 cabriolet, 2007-2009 a4 cabriolet and s4 cabriolet, 2005-2011 a6 sedan, 2006-2011 a6 avant, and 2007-2011 s6 sedan vehicles. These vehicles are equipped with certain air bag inflators assembled as part of the passenger frontal air bag modules used as original…
Why it matters: An inflator explosion May result in sharp metal fragments striking the driver or other occupants resulting in serious injury or death.
The fix: Audi has notified owners, and dealers will replace the passenger frontal air bag with an alternate remedy part, free of charge. The recall began June 29, 2018.
Most-reported problems
Owner complaints filed with NHTSA, by component. One complaint can list several components. 0 mention a fire, 0 injuries and 0 deaths were reported.
What owners describe
- Airbags (15): no single recurring theme in the descriptions.
- Transmission & drivetrain (1): no single recurring theme in the descriptions.
The 2008 Audi A4 Cabriolet has 16 owner complaints, ranking #3 of 4 A4 Cabriolet model years for complaints (about average; the typical year has 16). Complaints peaked in 2016 (6 filed that year). The typical problem showed up when the car was about 8 years old, at a median of 76,750 miles. Neighboring years: 2007 (23 complaints, 3 recalls), 2009 (22 complaints, 4 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 | 21 | 30 | 24 | 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 2008 Audi A4 Cabriolet.
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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.
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FAQ
Does the 2008 Audi A4 Cabriolet have any recalls?
Yes. NHTSA lists 3 vehicle recalls for the 2008 Audi A4 Cabriolet. 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 2008 Audi A4 Cabriolet problems?
Owners have filed 16 complaints with NHTSA. The most-reported areas are airbags (15), transmission & drivetrain (1).
What gas mileage does the 2008 Audi A4 Cabriolet get?
EPA ratings run up to 24 mpg combined (2.0 L, Automatic (variable gear ratios)), across 1 engine and transmission combos.
Where can I get a 2008 Audi A4 Cabriolet 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.