AI-generated · grounded in NHTSA data
Reliability & 5-year cost of ownership — 2009 Audi A4 Cabriolet
Overall rating NHTSA-grounded
Below average
Estimated 5-year repair + maintenance cost: $6,500–$12,000
The 2009 Audi A4 Cabriolet has numerous airbag recalls, which, combined with some engine-related complaints, suggest potential reliability concerns. Notably, airbag inflator issues could pose significant safety risks.
Most-common failures
| Part | Typical mileage | Cost range | Frequency |
|---|---|---|---|
| Airbags | Any mileage | $0–$0 | very common |
| Fuel system | 50,000–100,000 miles | $500–$1,500 | occasional |
| Engine cooling system | 60,000–90,000 miles | $300–$1,200 | occasional |
Scheduled maintenance to budget
Routine items every owner should plan for.
- Oil change every 5,000 miles
- Replace timing belt at 90,000 miles
- Brake fluid change every 2 years
- Transmission fluid change at 60,000 miles
- Inspect and replace spark plugs every 40,000 miles
Warning signs to watch for
Symptoms that signal a major upcoming repair.
- Persistent airbag warning lights
- Unusual engine noise
- Fuel odor from engine compartment
- Engine overheating
- Sporadic stalling
Generated by gpt-4o on 8/19/2026. Cost ranges are conservative estimates that account for typical regional variation.