2005 MINI 1.6L Petrol · YW05 AOK

The most recent MOT on 17 July 2026 recorded a pass at 54,050 miles, but the test carried five advisories, leaving the overall picture one of declining rather than stable mechanical condition. Across the four tests between July 2024 and July 2026, two passes and one retest pass are offset by a failure on 18 July 2024 linked to a split CV joint boot on the nearside front driveshaft. Advisories have not only persisted but multiplied: coil spring corrosion, already flagged on the rear axle in 2024, was repeated in 2025 and has now spread to include an offside front spring in 2026. The combined pattern of repeat advisories, an unresolved failure category, and expanding corrosion across the suspension points to gradual worsening rather than a contained, resolved issue. Annual mileage is notably low. With four recorded tests spanning roughly two years, the vehicle has covered only the interval between the 2024 and 2026 entries, and the recorded figure of 54,050 miles against a 21-year age equates to around 2,574 miles per year on average. Such low usage does not equate to preservation; prolonged standing periods typically accelerate underbody and suspension corrosion, which is consistent with the coil spring deterioration observed. The fact that mileage is low but corrosion is advancing suggests the car has spent extended periods unused or stored between short runs, allowing surface oxidation to develop on load-bearing components. A prospective buyer should prioritise a physical inspection of the front and rear coil springs, looking for pitting, scaling, or any spring seat distortion, since corrosion advisories have now covered both axles across consecutive tests. The CV joint boot flagged as split in 2024 should be rechecked for proper replacement and current condition, as damaged boots lead to joint failure if ignored. Both rear tyres show a recurring cracking and perishing advisory from 2024 onward, indicating the rubber is ageing beyond its service life regardless of tread; all four tyres should be examined for sidewall integrity and age-related deterioration. Fluid leaks, although classed as minor, have appeared every year, including engine oil and power steering seepage in 2024, and any dampness around the steering rack, pipes, or lower engine area warrants closer evaluation. Finally, the slightly noisy rear wheel bearing flagged in 2024 should be confirmed as either resolved or progressing, as bearings do not self-correct. Buying score: 42. Risk level: High. The 2026 pass is recent, but the expanding corrosion across the suspension, a recorded structural-class failure on the drivetrain, and repeated advisories on consumables and leaks warrant a hands-on inspection and budget for likely near-term suspension and tyre replacement.