2015 Mazda 3 1.5L Petrol · SJ15 MLX

The vehicle is currently roadworthy, but the maintenance history reveals a persistent trend of escalating corrosion across multiple mechanical systems. The most recent test on March 20 2026 at 84,841 miles shows a pass only after a failure the previous day. While the excessive front brake pipe corrosion was addressed, the tester still flagged corroded rear brake pipes and a rear lower suspension component. This indicates a reactive maintenance approach where faults are only rectified upon failing inspection rather than through proactive preventative care. The mileage pattern is consistent with an 11-year-old vehicle, averaging approximately 7,700 miles per year. Between March 2024 at 72,271 miles and March 2025 at 77,577 miles, the car covered 5,306 miles, followed by another 7,264 miles in the final year. This relatively low annual usage suggests the car has sat stationary, which often explains the significant surface rust and degradation of rubber components noted in the records. A buyer must conduct a thorough inspection of the undercarriage to assess the extent of the surface rust mentioned in 2025. The record highlights recurring issues with brake pipe corrosion and deteriorated rubber dust covers on anti-roll bar ball joints and track rod ends. Particular attention is required for the rear lower suspension component to ensure the corrosion has not progressed to a point of structural weakness beyond being merely surface level. Given the history of thinning brake pads and corroded lines, a full inspection of the hydraulic system is essential to ensure no hidden leaks or thinning pipes remain.