2003 Mazda MX-5 1.8L Petrol · BW03 BKL

The Mazda MX-5 in question presents a stable roadworthiness record over the past four years, with the most recent MOT in April 2022 at 67,421 miles passing without defects. The preceding test, just four days earlier at 67,413 miles, also failed without any recorded issues—a highly unusual scenario that suggests a clerical or administrative error rather than a mechanical problem. No advisories or defects were logged in either test, indicating no recurring faults in brakes, suspension, or structural components during this period. The absence of any recorded failures or advisories in the two most recent tests implies that, at the time of those inspections, the vehicle met all DVSA roadworthiness standards for emissions, lighting, and mechanical integrity. The car’s mileage of 67,421 miles over 23 years—averaging just 2,931 miles annually—is exceptionally low for its age, suggesting either infrequent use or prolonged periods of inactivity. Such low mileage reduces wear on consumables like tyres, brake pads, and suspension bushes, but it also raises questions about potential fluid degradation (e.g., brake fluid, coolant) and rubber component hardening (e.g., seals, hoses). The near-identical mileage between the two 2022 tests (a difference of just eight miles) further implies the vehicle may have sat unused for some time before or after those inspections. Without earlier MOT records, it’s impossible to confirm whether this pattern of minimal use is consistent, but it does align with the risk of neglected maintenance rather than active deterioration. For a buyer, the primary focus should be on components typically overlooked in low-mileage vehicles: fluid condition and service history. Brake fluid, for instance, can absorb moisture over time, reducing braking efficiency, while coolant and engine oil may have degraded without regular changes. Inspect the suspension for hardened or cracked bushes, particularly in the rear, as these can stiffen without regular movement. Check for corrosion in wheel arches, sills, and exhaust mounts, given the car’s age and potential exposure to moisture. The absence of recorded defects in the MOT history is positive, but the lack of mileage accumulation means a thorough pre-purchase inspection—including a fluid check and a test drive to assess braking responsiveness—is essential to confirm no latent issues exist.