2020 Mazda CX-30 GT Sport Tech Mhev 4X4 A 2.0L Petrol · OY70 UHO

The 2020 Mazda CX-30 GT Sport Tech MHEV 4x4 presents a stable and consistently clean maintenance trend. The most recent MOT on 21 November 2025 at 46,509 miles passed with zero defects, mirroring the outcome of the previous two annual tests. This unbroken record of first-time passes with no advisories or failures across three consecutive inspections strongly suggests diligent routine upkeep and no developing mechanical or structural concerns. The vehicle has covered approximately 7,752 miles per year over its six-year life, which sits squarely within typical usage for its age. The mileage progression is steady: 34,786 miles in December 2023, 41,032 miles by November 2024, and 46,509 miles by November 2025. Each annual increment falls between roughly 5,500 and 6,500 miles, indicating regular, consistent use rather than prolonged standing or aggressive high-mileage accumulation. No anomalous gaps or sudden jumps appear in the record. Despite the clean MOT history, a prospective buyer should still conduct a thorough in-person inspection. The CX-30's 4x4 drivetrain and MHEV system warrant attention to the condition of driveshaft boots, differential oil, and the mild-hybrid battery's state of health, none of which are directly assessed during a standard MOT. Suspension components including front lower arm bushes, rear trailing arm bushes, and coil springs should be examined for early wear, as these are common degradation points on Mazda platforms subjected to varied road surfaces. The braking system, particularly rear calipers and discs, merits close inspection since binding rear brakes are a recurring issue on this model and may not always present symptoms severe enough to trigger a failure notice between test intervals. Corrosion protection around the wheel arches, sills, and subframe mounting points should be checked carefully, especially given the vehicle's exposure to UK road salt over multiple winters. The exhaust system and DPF function should be verified under load, as the MHEV system's stop-start cycling can place additional strain on exhaust components. Tyre condition and alignment should also be assessed, as uneven inner edge wear on the rear tyres is a known characteristic of the CX-30's suspension geometry. A clean MOT record is encouraging, but it does not substitute for a hands-on mechanical evaluation before purchase.