Problems owners report
Complaints filed with NHTSA about the 2009 Audi A4 Cabriolet, by the system named in each complaint. One complaint can name several.
- Air bags18
- Fuel/propulsion system2
- Engine1
- Fuel system, gasoline1
- Unknown or other1
- Engine and engine cooling1
NHTSA ODI complaints (public domain) · updated 23 Oct 2026 · 0 injuries and 0 deaths reported
Compared with other years
NHTSA ODI complaints by model year
Engines
The most common engines in 2009 Audi A4 Cabriolet cars on Dutch roads are the 2.0 petrol (147 kW, 197 hp) and 1.8 petrol (120 kW, 161 hp).
| Engine | Power | Cars |
|---|---|---|
| 2.0 petrol | 147 kW 197 hp | 36 |
| 1.8 petrol | 120 kW 161 hp | 23 |
RDW Open Data (CC0): registered passenger cars and their fuel data · engine size rounded to 0.1 litre, net maximum power · versions with at least 20 cars
In the Netherlands
63 first registered in 2009 are on Dutch roads; 49% arrived later as imports. Median list price when new: €53,196.
Most common APK defects
- Bandenspanning niet op juiste waarde33
- Stofhoes aandrijfas beschadigd en dicht niet af20
- Band onvoldoende profiel18
- Remslang beschadigd, wapeningsmateriaal zichtbaar16
- Band(en) aanwezig met een profieldiepte van 1,6 t/m 2,5 mm15
- Dimlicht onjuist afgesteld15
- Overmatige vloeistoflekkage overige vloeistoffen13
- Kentekenplaatverlichting werkt niet (goed) / ontbreekt9
Colours
RDW Open Data: registered vehicles and APK defects (CC0) · defect descriptions in the RDW's Dutch wording
Fuel consumption
Official Canadian test results for 3 variants: combined 9.2–11.9 L/100 km (about 20–26 mpg US), CO₂ 212–274 g/km.
| Variant | City | Highway | Combined |
|---|---|---|---|
| A4 Cabriolet · Subcompact · Premium gasoline | 10.3 | 7.8 | 9.2 |
| A4 Cabriolet quattro · Subcompact · Premium gasoline | 11.5 | 8.8 | 10.3 |
| A4 Cabriolet quattro · Subcompact · Premium gasoline | 13.8 | 9.5 | 11.9 |
Litres per 100 km. Natural Resources Canada, Fuel consumption ratings (open.canada.ca) · Open Government Licence – Canada
Recalls
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 equipment or replacement equipment. In the event of a crash necessitating deployment of the passenger frontal air bag, these inflators may explode due to propellant degradation occurring after long-term exposure to absolute humidity and temperature cycling.
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.
Volkswagen Group of America, Inc. (Volkswagen) is recalling certain 2010-2011 Audi A6 Avant, A6 Sedan and S6 Sedan vehicles, ever registered in the states of Arizona, Arkansas, Delaware, District of Columbia, Illinois, Indiana, Kansas, Kentucky, Maryland, Missouri, Nebraska, Nevada, New Jersey, New Mexico, North Carolina, Ohio, Oklahoma, Pennsylvania, Tennessee, Virginia, and West Virginia, or "Zone B." Additionally, unless included in "Zone B" above, Volkswagen is recalling certain 2009 Audi A4 Cabriolet and S4 Cabriolet vehicles, and 2009-2011 Audi A6 Avant, A6 Sedan and S6 Sedan vehicles registered in the states of Alaska, Colorado, Connecticut, Idaho, Iowa, Maine, Massachusetts, Michigan, Minnesota, Montana, New Hampshire, New York, North Dakota, Oregon, Rhode Island, South Dakota, Utah, Vermont, Washington, Wisconsin, and Wyoming or "Zone C." These vehicles are equipped with certain air bag inflators assembled as part of the passenger frontal air bag modules used as original equipment or replacement equipment. In the event of a crash necessitating deployment of the passenger frontal air bag, these inflators may explode due to propellant degradation occurring after long-term exposure to absolute humidity and temperature cycling.
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.
Whether a recall was fixed on a particular car is known only to the manufacturer: check the VIN at nhtsa.gov/recalls.
NHTSA recalls · summaries in NHTSA's own words
Service bulletins
What Audi told its dealers about the 2009 Audi A4 Cabriolet: known faults, fixes and updates.
| Bulletin | Summary |
|---|---|
| 11011285 | This TSB Provides information when parking assistance provides false warnings. |
| 11011282 | This bulletin provides information when speaker rattles, vibrations, or audio interference is noted. |
| 11011240 | This bulletin provides information about professional noise analysis with the VAS 611 015 PICO-NVH tool |
| 11009983 | Vehicle Concerns Before Recall Repair Available |
| 11009941 | This bulletin provides diagnostic information regarding the locking system. |
| 11009928 | This bulletin provides informatin when the engine does not run smoothly at idling speeds. |
| 11009356 | This bulletin provides informaion regarding zirconium inserts in the bake piston for vehicle equipped with ceramic brakes. |
| 11009351 | This bulletin provides information regarding the general approach to brakes rubbing. |
| 11009347 | This bulletin provides information when there are vibrations and rotational steering wheel vibrations. |
| 11009313 | This bulletin provides guidance in order to provid informaiton regarding preparatoin when calling the Audi Technical Assistnce Center (TAC). |
| 11007345 | This bulletin proves information when the bluetooth does not work, adaption channel deactivated. |
| 11007315 | This bulletin provides information vibrations and rotational steering wheel vibrations. |
| 11007305 | This bulletin offers information about the basic information needed for technical requests for gaerbox complaints. |
| 11007264 | This bulletin proves information when the bluetooth does not work, adaption channel deactivated. |
| 11007234 | This bulletin provides information vibrations and rotational steering wheel vibrations. |
| 11007224 | This bulletin offers information about the basic information needed for technical requests for gaerbox complaints. |
| 11005935 | This bulletin provides informaiton when there are speaker rattles, vibrations or audio interference in the sound system. |
| 11005865 | This bulletin provides information when there are noises/vibration from the front of the vehicle while in dynamic mode. |
| 11005848 | This bulletin provides Audi technicians with information to prepare for contact to the Technical Assistance Center (TAC). |
| 11003026 | This bulletin provides informationw hen there are optical concerns with the tail lights. |
| 11003024 | This bulletin provides informaiton when there are speaker rattles, vibrations, or audio interference.A1 |
| 11002981 | This bulletin provides information when there are speaker rattles, vibration or audio interference. |
| 11002957 | This bulletin provides informationw hen there are optical concerns with the tail lights. |
| 11002955 | This bulletin provides informaiton when there are speaker rattles, vibrations, or audio interference.A1 |
| 11002912 | This bulletin provides information when there are speaker rattles, vibration or audio interference. |
NHTSA manufacturer communications (public domain)