2009 Audi A4 AVANT problems and owner complaints
Explore the records behind recurring owner reports.
Key facts
2 owner complaints analyzed
0 distinct recall campaigns
168,000 mi median reported failure mileage
Scope: 2009 model year. Data snapshot: . 2 complaints include usable failure mileage.
This selection has limited data. It remains available for lookup but is excluded from search indexing.
Most common problems
Air Bags is the most frequently named component, appearing in 1 of 2 complaints (50.0%). A complaint can name multiple components.
| Topic | Matching reports | Share of complaints |
|---|---|---|
| Braking behavior | 1 | 50.0% |
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 | 1 |
| Service Brakes | 1 |
Air Bags: 1; Service Brakes: 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 | 0 |
| 25,000 to 49,999 | 0 |
| 50,000 to 74,999 | 0 |
| 75,000 to 99,999 | 0 |
| 100,000 to 149,999 | 1 |
| 150,000 and above | 1 |
Under 25,000: 0; 25,000 to 49,999: 0; 50,000 to 74,999: 0; 75,000 to 99,999: 0; 100,000 to 149,999: 1; 150,000 and above: 1
100,000 to 149,999 miles has the most reports with usable mileage (1). 0 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 |
|---|---|
| 2021 | 1 |
| 2023 | 1 |
2021: 1; 2023: 1
Pattern summary
Air Bags leads the component reports. Braking behavior 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 11547757 · 2023-10-02 (October 2, 2023)
The contact owns a 2009 Audi A4. The contact stated while driving 35 MPH, the brake pedal was depressed and went to the floorboard. The check engine warning light was illuminated. The vehicle was diagnosed by an independent mechanic. The contact was informed that the master cylinder reservoir cap was cracked and had deteriorated and needed to be replaced. The vehicle was not repaired. The manufacturer was not made aware of the failure. The failure mileage was approximately 200,000.
Owner-reported narrative. 200,000 miles reported. Look up ODI 11547757 at NHTSA ↗