2009 Audi A4 CABRIOLET problems and owner complaints
Explore the records behind recurring owner reports.
Key facts
22 owner complaints analyzed
4 distinct recall campaigns
71,500 mi median reported failure mileage
Scope: 2009 model year. Data snapshot: . 4 complaints include usable failure mileage.
Most common problems
Air Bags is the most frequently named component, appearing in 18 of 22 complaints (81.8%). A complaint can name multiple components.
| Topic | Matching reports | Share of complaints |
|---|---|---|
| Fuel system concerns | 3 | 13.6% |
| Engine operation | 1 | 4.5% |
Topic matches use published keyword rules. They describe mentions, including negations or comparisons, and do not confirm a diagnosis. Read the matching rules.
Component breakdown
Number of unique complaints naming each component. Top eight shown.
| Category | Count |
|---|---|
| Air Bags | 18 |
| Fuel/Propulsion System | 2 |
| Engine | 1 |
| Engine And Engine Cooling | 1 |
| Engine And Engine Cooling:Exhaust System:Emission Control | 1 |
| Fuel System, Gasoline | 1 |
| Unknown Or Other | 1 |
Air Bags: 18; Fuel/Propulsion System: 2; Engine: 1; Engine And Engine Cooling: 1; Engine And Engine Cooling:Exhaust System:Emission Control: 1; Fuel System, Gasoline: 1; Unknown Or Other: 1
Reported problems by failure mileage
Complaint counts in mileage bands. These are not failure rates per vehicle or mile.
| Category | Count |
|---|---|
| Under 25,000 | 1 |
| 25,000 to 49,999 | 0 |
| 50,000 to 74,999 | 2 |
| 75,000 to 99,999 | 0 |
| 100,000 to 149,999 | 1 |
| 150,000 and above | 0 |
Under 25,000: 1; 25,000 to 49,999: 0; 50,000 to 74,999: 2; 75,000 to 99,999: 0; 100,000 to 149,999: 1; 150,000 and above: 0
50,000 to 74,999 miles has the most reports with usable mileage (2). 18 complaints have missing, zero or invalid mileage.
Complaints over time
Year the complaint was filed, not the vehicle model year or incident year. The snapshot year is partial.
| Category | Count |
|---|---|
| 2016 | 8 |
| 2017 | 9 |
| 2018 | 3 |
| 2019 | 2 |
2016: 8; 2017: 9; 2018: 3; 2019: 2
Pattern summary
Air Bags leads the component reports. Fuel system concerns appears in 3 complaint narratives. Engine operation appears in 1 complaint narratives. Use these patterns to inspect individual reports and prepare questions for a mechanic.
Calculated from recorded counts. An AI narrative has not been published for this selection.
Complaint evidence
Examples provide context, not a representative sample or a verified diagnosis.
Owner report 10872020 · 2016-06-02 (June 2, 2016)
2009 AUDI A4 CABRIOLET. CONSUMER WRITES IN REGARDS TO VEHICLE CHECK ENGINE LIGHT INDICATES CONSUMER HAD TO REPLACE FAULTY RELAYS, EVAP PURGE VALVE, LEAK DETECTION PUMP, HIGH PRESSURE FUEL PUMP TAPPET, VALVE COVER GASKET AND PCV VALVE ASSEMBLY. *SMD THE VALVE COVER GASKET WAS LEAKING. *JB
Owner-reported narrative. Look up ODI 10872020 at NHTSA ↗
Owner report 10875948 · 2016-06-22 (June 22, 2016)
VEHICLE WAS IN MOTION ON A SUBURBAN ROAD, DRIVING FORWARD, WHEN IT DEVELOPED FORWARD/BUCKING MOTION BEFORE STALLING/STOPPING IN TRAFFIC. UPON DEALER INSPECTION, THE VEHICLE'S HIGH PRESSURE FUEL PUMP WAS FOUND TO HAVE FAILED, WHICH DIRECTLY CAUSED A FAILURE OF THE ENGINE CAM SHAFT, RESULTING IN A COSTLY REPAIR TO CORRECT.
Owner-reported narrative. 103,752 miles reported. Look up ODI 10875948 at NHTSA ↗