2012 Mazda 3 1.6L Petrol · SY12 MJF

The vehicle is currently roadworthy but the maintenance trend shows signs of worsening regarding structural and minor component integrity. While the car passed its February 2026 test at 57,888 miles, it failed just one mile prior due to an inoperative engine management indicator light and multiple mechanical defects. The recurring presence of general underside corrosion indicates that the vehicle is experiencing age-related degradation despite its low annual mileage. The mileage profile is exceptionally low for a 14-year-old vehicle, averaging approximately 4,135 miles per year. Over the last two years, the car covered only 2,870 miles, moving from 55,018 miles in February 2024 to 57,888 miles in February 2026. This low usage often contributes to the deterioration of rubber components and accelerated corrosion, as the vehicle sits less frequently, allowing moisture to settle on the subframe and braking system. A buyer must prioritise inspecting the structural integrity noted across the chassis. The February 2026 record flagged general corrosion on the sills, subframe, and brake pipes, alongside specific issues on the nearside and rear suspension arms. The nearside front ball joint dust cover was noted as severely deteriorated, which requires immediate replacement to prevent joint failure. Additionally, the corrosion found on the brake hose ferrules on both front wheels suggests the hydraulic lines are reaching the end of their effective service life. The engine system requires close attention following the repeated failures regarding the engine management indicator light in both 2025 and 2026. This suggests a potential electrical fault or sensor failure that has not been fully rectified. While the slight oil leak from the sump noted in February 2025 was described as non-excessive, a physical inspection should verify that the leak has not worsened or affected the exhaust components below.