AI-generated · grounded in NHTSA data

Reliability & 5-year cost of ownership — 2006 Mini Cooper S Convertible

Overall rating NHTSA-grounded

Below average

Estimated 5-year repair + maintenance cost: $7,500–$11,000

The 2006 Mini Cooper S Convertible has a significant number of airbag issues, with a recall affecting occupant safety. Frequent airbag complaints and issues with steering, power train, and engine further contribute to its below-average reliability rating.

Most-common failures

Part Typical mileage Cost range Frequency
airbag system50,000–80,000 miles$500–$1,500very common
steering column60,000–90,000 miles$400–$1,200common
powertrain components70,000–100,000 miles$1,000–$3,000common
engine cooling system75,000–100,000 miles$300–$800occasional

Scheduled maintenance to budget

Routine items every owner should plan for.

  • Oil and filter change
  • Brake fluid replacement
  • Coolant level check and refill
  • Transmission fluid change
  • New brake pads
  • Timing belt replacement
  • Air filter replacement

Warning signs to watch for

Symptoms that signal a major upcoming repair.

  • Airbag warning light
  • Steering difficulties
  • Overheating engine
  • Power loss while driving

Generated by gpt-4o on 8/24/2026. Cost ranges are conservative estimates that account for typical regional variation.