2015 Mazda MX-5 1.5L Petrol · HV65 AKY

The most recent MOT test on the 2015 Mazda MX-5 occurred on 2026-05-27, resulting in a clean pass with no recorded defects. While the vehicle has not faced any major issues since the previous failure in 2025, the absence of defects in the intervening three MOTs suggests a stable maintenance record. However, the single major failure in 2025—an offside front brake hose excessively twisted—indicates a potential recurring or persistent issue with brake system integrity, particularly around flexible components. This could imply either a history of neglect in hose inspection or a design-related vulnerability in the hose routing or material durability. The fact that this specific defect was not repeated in subsequent tests suggests either timely intervention or a one-off incident, but the buyer should remain vigilant for similar signs of hose degradation, such as cracks, bulges, or leaks, which could compromise braking performance and safety. The recorded mileage of 33,076 miles for a vehicle aged approximately 11 years represents a remarkably low annual usage rate of around 3,007 miles per year, which is unusually low for a car of this age and model. Such low mileage often correlates with periods of prolonged inactivity, particularly if the vehicle was stored for extended durations without regular use. This can lead to several mechanical concerns, including accelerated wear in components that are not actively engaged, such as brake discs and pads, which may exhibit signs of corrosion or binding due to prolonged standing. Additionally, fluid degradation—particularly in the brake, coolant, and transmission systems—can occur over time, even without significant mileage accumulation, as fluids break down chemically and lose effectiveness. The low mileage also raises questions about whether the vehicle has been subjected to rigorous driving conditions, which could otherwise accelerate wear on suspension, tyres, and drivetrain components. Given the clean MOT history since the 2025 failure and the low recorded mileage, the buyer should conduct a thorough physical inspection to address potential issues stemming from prolonged inactivity and age-related wear. Prioritise checks on the brake system, focusing on the front brake discs and pads, as the 2020 advisory of thin brake pads and the 2025 hose failure highlight a recurring concern. Inspect for signs of corrosion on the discs, such as rust streaks or binding, which can indicate standing corrosion that may compromise braking efficiency or safety. During a test drive, listen for unusual brake pulsation or shuddering, which could signal warped discs or worn pads, and check for fluid leaks around the brake hoses and master cylinder. The tyres, though not failing the 2022 MOT advisories, should be examined for sidewall perishing or cracking, which can weaken the tyre structure and reduce safety over time. Given the vehicle’s age, the buyer should also verify the condition of the 12V battery, checking for corrosion on terminals and ensuring it holds a charge, as batteries can degrade silently with prolonged disuse. Additionally, inspect the suspension for signs of stiffness or excessive play, particularly around the coil springs and suspension bushes, as these can deteriorate with age or lack of use. Finally, since the vehicle has not undergone a full service in recent years, consider checking the service book for any scheduled fluid changes, such as the coolant, transmission fluid, and differential oil, which should be replaced according to Mazda’s recommended intervals—typically every 60,000 to 100,000 miles or every 2 to 3 years, whichever comes first. If the vehicle has been stored in a damp or extreme environment, also inspect the undercarriage for rust or water ingress, which can compromise structural integrity and lead to long-term damage.