AI-generated · grounded in NHTSA data
Reliability & 5-year cost of ownership — 2009 Mini Cooper Convertible
Overall rating NHTSA-grounded
Below average
Estimated 5-year repair + maintenance cost: $5,000–$9,000
The 2009 Mini Cooper Convertible has a mixed reliability record with common engine issues and airbag problems. Complaints about the electrical system also persist but occur with less frequency.
Most-common failures
| Part | Typical mileage | Cost range | Frequency |
|---|---|---|---|
| engine | 60,000–100,000 miles | $1,500–$3,000 | common |
| air bags | 50,000–90,000 miles | $500–$1,500 | common |
| electrical system | 40,000–80,000 miles | $300–$1,200 | occasional |
Scheduled maintenance to budget
Routine items every owner should plan for.
- oil and filter changes
- brake inspections
- cooling system flush
- spark plug replacement
- transmission fluid change
Warning signs to watch for
Symptoms that signal a major upcoming repair.
- engine overheating
- airbag warning lights
- frequent electrical issues
- squeaky brakes
Generated by gpt-4o on 8/19/2026. Cost ranges are conservative estimates that account for typical regional variation.