2022 MINI Cooper S 1.5L Hybrid electric (clean) · WD22 DFN

The most recent MOT test on the 2022 MINI Cooper S was conducted on 2026-06-24 and resulted in a clean pass, indicating no defects were recorded at that time. However, the preceding MOT on 2026-06-23 revealed a concerning pattern of tyre-related issues, with a major failure for the nearside front windscreen wiper’s effectiveness and multiple advisories affecting the tyres. The presence of a bulging nearside rear outer tyre, which poses a significant structural risk to roadworthiness, suggests either a previous puncture or a developing sidewall failure that may have been overlooked during routine checks. While the vehicle has since passed, the history of tyre advisories—including cracks, perishing, and edge wear—demonstrates a recurring problem that warrants careful attention. This trend indicates that the tyres have not been fully addressed, and the vehicle’s tyre condition remains a critical area of concern rather than a stable or improving maintenance record. The recorded mileage of 21,175 miles for a vehicle aged four years represents a relatively low annual usage rate of approximately 5,294 miles per year, which is unusually low for its age. Such low mileage often correlates with periods of prolonged standing, particularly in urban environments where vehicles are frequently parked rather than driven regularly. However, this usage profile can lead to specific wear patterns and potential issues that are not always apparent from mileage alone. For instance, standing for extended periods can accelerate corrosion in brake systems, particularly on the nearside where moisture retention is more likely, potentially causing disc binding or caliper sticking. Additionally, the lack of dynamic load cycling may contribute to premature wear in suspension components, such as bushes or springs, which may not show up in an MOT but could degrade over time. The combination of low mileage and the vehicle’s age means that consumables like brake fluids and transmission fluids may have degraded over time, even without significant usage. Given the MOT history, the prospective buyer should prioritise a thorough inspection of the tyres, as the previous advisories and bulge indicate underlying structural weaknesses. On a test drive, they should listen for unusual tyre noise, particularly when cornering or braking, which could signal a developing bulge or uneven wear. The buyer should also examine the tyres for signs of cord or ply exposure, which would confirm the severity of the bulge and necessitate immediate replacement. For the brakes, they should check for excessive heat discolouration on the discs, binding during braking, or a spongy or uneven pedal feel, all of which could indicate corrosion or caliper issues exacerbated by standing. Fluid checks are essential; the brake fluid should be clear and free of contamination, and the transmission fluid should be inspected for darkening or sludge, which may require a service before the next MOT due date. Beyond the immediate concerns, the buyer should conduct a comprehensive physical inspection of the vehicle’s standing corrosion, particularly around the nearside rear wheel arches, undercarriage, and brake components. The 12V battery should be tested for voltage retention when the engine is off, as low mileage can lead to battery drain from accessories or parasitic loads. The suspension should be checked for excessive play in struts or bushes, which may not have been flagged in the MOT but could worsen with further standing. The exhaust system should be inspected for leaks or discolouration, as prolonged idling or low usage can lead to carbon buildup or minor leaks that may not be detected in an MOT. Finally, the service history should be verified for time-based maintenance, such as oil changes every 15,000–20,000 miles or every 12 months, and the timing belt or chain if applicable, as these are critical for long-term reliability. Given the vehicle’s age and the tyre history, a professional inspection by a qualified mechanic is strongly recommended before purchase to address the structural tyre issues and ensure no other hidden problems exist.