2005 MINI Cooper S Convertible Engine cooling Problems
- Complaints
- 3about this part
- Share
- 5%of 61 total for the year
- Median mileage
- 48,022miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 3 complaints about the engine cooling of the 2005 MINI Cooper S Convertible, 5% of the 61 complaints for this model year. Where a mileage was given, the median is 48,022 miles.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Example complaints
Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.
“Around june 2008 my Mini cooper s 2005 began exhibiting what appeared to be a failure to maintain consistent speed while driving at a constant RPM. I experienced slow, or sluggish acceleration while driving and the engine light would come on sporadically. I took my Mini, which was still under warranty in for service to bmw/Mini of san antonio and was reassured that I was experiencing normal shifting mechanics. They were also unable to detect why the engine light was coming on. …”
NHTSA complaint #10563887, filed 2014-02, 48,022 miles“2005 Mini Cooper S Convertible - pending a second replacement of the power steering pump/cooling fan assembly due to failure - the whole assembly was replaced 18 months ago and the replacement fan has already stopped running, causing a severe leak of ps fluid (twice found completely empty) and resultant power steering failure. First failure summer 2008, repeat failure winter 2010.”
NHTSA complaint #10392650, filed 2011-03, 98,000 miles“The contact owns a 2005 Mini cooper convertible s. The contact stated that coolant began to leak from the vehicle abnormally and the vehicle was towed to the dealer. The dealer replaced the thermostat which he found to be fractured. Later, the contact began to experience failures with the rear brakes. The dealer replaced the brake pads and rotors and later, the contact began to experience an abnormal rattling from the clutch. The dealer then advised that the clutch and fly wheel would need to be replaced. …”
NHTSA complaint #10393690, filed 2011-03, 28,800 milesRelated service bulletins
- 10057570Dec 1, 2014Mini: some vehicles have turbocharger noise and a lack or loss of performance, due to restriction of turbocharger oil supply, resulting in oil starvation and seizing of…
- 10057710Nov 1, 2014Mini: models r50, r52, and r53 with the electro-hydraulic power-assist steering pump and cooling fans will have an limited warranty extension to 13 years/150,000 miles.
- 10150204Nov 1, 2013State Inspection and Emission (I/M) Test Fails Due to an Invalid VIN Number. The affected vehicle may fail to pass a State Inspection and Emission (I/M) test due to a…
- 10150304Oct 1, 2013State Inspection and Emission (I/M) Test Fails to Read 17-Character VIN. An affected vehicle may fail to pass a state-mandated Inspection and/or Emission (I/M) test due to a…
- 10034867Sep 1, 2012Mini (bmw): service engine soon (mil) lamp is illuminated; the engine runs rough with any misfire faults stored in the dme-2771, 2772, 2773, 2775, 2776, 2777, 2779, 277a, 277b…
- 10040372May 1, 2011Bmw: the crimping process of the oxygen sensor could lead to an electrical failure inside the sensor. There may be a malfunction light on with a fault code stored.
- 10037305Nov 1, 2010Bmw: description and specifications of crankcase ventilation system.
Engine cooling: other model years
Other parts of the 2005 MINI Cooper S Convertible
37 complaintsAir bags
15 complaintsTransmission and drivetrain
6 complaintsBody and structure
2 complaintsBrakes
1 complaintsElectrical system
1 complaintsEngine
1 complaintsEquipment
1 complaintsOther or unknown
1 complaintsSeat belts
1 complaintsSeats
1 complaints
← All problems reported for the 2005 MINI Cooper S Convertible
About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 28, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.
To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology