2009 MINI 1.4L Petrol · FE59 TPV

A pattern of progressive structural and suspension corrosion dominates the mechanical history of this 2009 MINI, with both front and rear subframes flagged as corroded at every annual test since 2022 and both front wishbone arms joining the advisory list in 2023 and 2025. The most recent test on 2 September 2026 recorded a pass, but the advisory sheet continues to accumulate familiar concerns rather than resolve them, indicating a vehicle whose underbody corrosion is being managed within MOT tolerance thresholds but is clearly advancing year on year. A more immediate red flag appeared just weeks earlier on 23 July 2026, when the car failed on three exhaust emission majors covering carbon monoxide, hydrocarbon, and Lambda readings after the second fast idle, compounded by an advisory for a broken exhaust flexi joint leaking gases. That failure was rectified to enable the September pass, but emissions-related defects on a petrol MINI of this age typically point to lambda sensor degradation, catalytic converter efficiency loss, or ignition and air metering issues that can recur. Two separate dangerous-presence brake defects were also recorded at the September 2021 test, with the front brake disc seriously weakened and inner pads worn below 1.5 mm, alongside a corroded nearside front bonnet catch that prevented the bonnet from latching securely. The recorded mileage of 124,680 across roughly seventeen years equates to an average of around 7,334 miles per annum, which sits within the expected band for a car of this age and means the wear profile should be largely consistent with steady mixed use rather than extremes. There are no extended gaps in the annual MOT sequence, with tests recorded consecutively from 2021 through 2026, indicating the vehicle has remained in regular use and on the road throughout the period covered by the data. Mileage progression between tests suggests broadly consistent annual accumulation rather than any sudden spikes or long stationary periods, so the mechanical wear evident on the record should be interpreted as gradual rather than the product of acute neglect or prolonged lay-up followed by catch-up mileage. For a prospective buyer, the priorities on inspection are the underbody structure, the front suspension geometry, and the exhaust and emissions system. The advisories specifically reference both front wishbone arms and their rear bushes, so on a test drive listen for clonking or knocking from the front end over speed humps, rough roads, and during sharp direction changes, and feel for vagueness or wandering in the steering that points to worn ball joints or bushes with excessive movement. With both rear wheel bearings flagged for slight play in September 2026, listen at low speed for a humming or droning noise that rises and falls with road speed, and check for any rear wheel wander when reversing slowly. The subframe corrosion advisories should prompt a physical inspection on a ramp, looking closely at the front and rear subframe mounting points, suspension arm attachment areas, and the rear suspension component mounting zones for any perforating rust, flaking, or section loss that could move beyond advisory status at the next test. Finally, given the July 2026 emission failure and the flexi joint leak, the exhaust should be examined for blowing joints, a rattling catalytic converter, or any strong exhaust smell in the cabin, and the engine should be checked for any illuminated emissions-related warning lights, rough idle, or hesitation under load that could indicate the underlying cause has not been fully resolved.