Problems owners report
Complaints filed with NHTSA about the 2008 Audi A4 Cabriolet, by the system named in each complaint. One complaint can name several.
- Air bags15
- Power train1
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 2008 Audi A4 Cabriolet cars on Dutch roads are the 1.8 petrol (120 kW, 161 hp) and 2.0 petrol (147 kW, 197 hp).
| Engine | Power | Cars |
|---|---|---|
| 1.8 petrol | 120 kW 161 hp | 85 |
| 2.0 petrol | 147 kW 197 hp | 78 |
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
192 first registered in 2008 are on Dutch roads; 54% arrived later as imports. Median list price when new: €59,829.
Most common APK defects
- Bandenspanning niet op juiste waarde123
- Stofhoes fuseekogel beschadigd en dicht niet af71
- Stofhoes aandrijfas beschadigd en dicht niet af64
- Overmatige vloeistoflekkage overige vloeistoffen53
- Dimlicht onjuist afgesteld49
- Kentekenplaatverlichting werkt niet (goed) / ontbreekt40
- Remslang beschadigd, wapeningsmateriaal zichtbaar39
- Band(en) aanwezig met een profieldiepte van 1,6 t/m 2,5 mm33
Colours
RDW Open Data: registered vehicles and APK defects (CC0) · defect descriptions in the RDW's Dutch wording
In Finland
5 of these cars first registered in 2008 were in use in Finland on 30 Jun 2026, with an average of 206,000 km on the odometer at their last inspection.
Traficom (Finnish Transport and Communications Agency), open data on vehicles in use · CC BY 4.0
Fuel consumption
Official Canadian test results for 3 variants: combined 9.7–12.0 L/100 km (about 20–24 mpg US), CO₂ 223–276 g/km.
| Variant | City | Highway | Combined |
|---|---|---|---|
| A4 Cabriolet · Subcompact · Premium gasoline | 11.2 | 8.0 | 9.7 |
| A4 Cabriolet quattro · Subcompact · Premium gasoline | 12.2 | 8.6 | 10.6 |
| A4 Cabriolet quattro · Subcompact · Premium gasoline | 14.0 | 9.6 | 12.0 |
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 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 2008 Audi A4 Cabriolet: known faults, fixes and updates.
| Bulletin | Summary |
|---|---|
| 10251038 | Brakes squeel |
| 10251035 | Brakes make moaning or "muh" noise when accelerating from stop or turning at slow speeds |
| 10251027 | Tightening wheel bolts |
| 10251025 | Steering wheel shimmy, vibration and/or oscillation |
| 10251023 | Steering wheel shimmy, vibration and/or oscillation |
| 10251018 | Steering wheel shimmy, vibration and/or oscillation |
| 10250999 | Shock absorber leaks: assessment aid |
| 10250982 | Steering wheel shimmy, vibration, and/or oscillation |
| 10250971 | Steering wheel shimmy, vibration, and/or oscillation |
| 10250966 | Brake pulsation diagnostic guidelines |
| 10250959 | Shock absorber leaks: assessment aid |
| 10250950 | Tightening wheel bolts |
| 10250949 | Steering wheel leather damage, all vehicles |
| 10250944 | Steering wheel shimmy, vibration, and/or oscillation |
| 10250665 | Shock absorber leaks: assessment aid |
| 10250658 | Shock absorber leaks: assessment aid |
| 10250475 | Steering wheel shimmy, vibration and/or oscillation |
| 10250453 | TCM software update for downshift concerns |
| 10250424 | MIL on (P1545, P0121, P0123, P0221 or P0222 stored in ECM) |
| 10250322 | This bulletin provides information pertaining to MMI Navigation database concerns. |
| 10249085 | Google Maps Street View (NVLW)) |
| 10249054 | Due to new Minnesota state regulations regarding biofuels, biodiesel blends of B5 or less may not be available in the State of Minnesota. |
| 10248208 | This bulletin provides information when the parking assistance provides false warnings. |
| 10246152 | This bulletin provides general information about the outside air temperature reading. |
| 10245285 | This bulletin provides information on the VAS 611 015 PICO-NVH tool for professional noise analysis. |
NHTSA manufacturer communications (public domain)