2004 MINI Convertible (R52)
Browse our directory of 2004 MINI Convertible (R52) vehicles. Access instant MOT history reports, tax status, and reliability insights for any registration listed below.
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Common Problems & Reliability
The 2004 MINI Convertible (R52) has 3 known issues. 3 of these are classified as serious faults that could be expensive to repair.
Roof Motor and Microswitch Faults
SeriousThe electro-hydraulic hood relies on healthy microswitches, wiring, and drains. Water or switch failure can stop the roof mid-cycle.
Symptoms: Roof stops halfway, Warning chimes during opening...
Est. repair cost: £300–£900
Midland Gearbox Failure
SeriousEarly non-S convertibles share the weak 5-speed Midland manual gearbox used in first-generation hatchbacks.
Symptoms: Gear whine, Difficulty selecting gears...
Est. repair cost: £800–£1,500
Power Steering Pump Failure
SeriousLike the hatch, the electro-hydraulic steering pump can overheat and fail, often after noisy operation has been ignored for months.
Symptoms: Whining at parking speeds, Heavy steering when hot...
Est. repair cost: £400–£700
Buying Tips for the 2004 MINI Convertible (R52)
- Cycle the convertible roof through both sunroof and full opening cycles multiple times to verify latch alignment and microswitch health
- Check the boot floor under the carpet, battery well, and rear footwells for moisture caused by blocked hood drainage channels
- Listen for excessive steering whine on full lock and ensure the cooling fan beneath the power steering pump runs freely
- On Cooper S models, listen for rattles from the supercharger PTO water pump drive gears and verify supercharger oil servicing history
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