2016 MINI Countryman 1.6L Diesel · BJ66 OJO

The 2016 MINI Countryman presents a stable and improving maintenance trend, culminating in a clean pass on 3 October 2025 at 73,314 miles with zero defects recorded. That outcome is particularly significant given the vehicle failed its earlier test on 2 October 2024 at 69,369 miles for excessive exhaust emissions, exceeding the manufacturer's specified limit under item 8.2.2.2 (a). The fact that this emission fault was resolved and did not recur at the subsequent test twelve months later indicates the previous owner addressed the underlying issue, whether through catalytic converter replacement, oxygen sensor renewal, or remedial engine work. The trajectory from a failure to consecutive clean passes suggests attentive rather than neglectful ownership in recent years. The mileage accumulation is consistent and unremarkable for a vehicle of this age. Between October 2022 and October 2025, the odometer advanced from 56,300 to 73,314 miles, averaging roughly 5,600 miles per annum over that three-year window. The annual distance is modest but not unusually low, ruling out long-term standing that could cause perished rubber components or brake seizure. No anomalous gaps or sudden spikes appear in the record, and the service intervals align with typical use rather than prolonged dormancy or aggressive high-mileage driving. Despite the clean recent record, the 2024 emission failure warrants attention. Exhaust emission faults on MINI Countryman models often point to degraded catalytic converters, failing lambda sensors, or ignition system weaknesses that increase hydrocarbon and carbon monoxide output. A buyer should verify the catalytic converter's condition and check for stored engine fault codes, even if the current MOT is clear. The exhaust system should also be inspected for corrosion, particularly around flexi-joints and mounting points, as older MINIs in this range are prone to exhaust deterioration. Beyond the emission history, a thorough inspection of the undercarriage is advisable. The Countryman's all-wheel-drive variants place additional drivetrain stress on rear differentials and driveshaft gaiters, which are not always caught during MOT testing. Suspension bushes, coil springs, and anti-roll bar links should be checked for wear consistent with 73,000 miles of use. Brake calipers and discs deserve close scrutiny as well, since binding or uneven wear can develop between tests without triggering an advisory. Tyre condition and age matter too; even with legal tread depth, rubber older than six years can compromise grip and integrity. Overall, the MOT record inspires reasonable confidence, but the single emission failure and the vehicle's age justify a careful pre-purchase mechanical inspection.