2010 Toyota Yaris 1.4L Diesel · SL10 KVY

The vehicle currently presents a concerning roadworthiness profile with a trend of worsening structural integrity and mechanical neglect. While it passed the most recent test in August 2025 at 178,371 miles, this followed a catastrophic failure just one month prior. The July 2025 failure revealed critical structural defects, including a seriously weakened front sub-frame and corroded rear suspension mounts. The presence of heavy undersealing on welding repairs noted in the subsequent pass test suggests an attempt to mask ongoing corrosion rather than resolve the underlying structural decay. At 178,371 miles over 16 years, the Yaris has averaged approximately 11,148 miles per year, which is consistent with typical UK usage for its age. However, the data shows a significant spike in activity between July 2024 and July 2025, where the vehicle covered nearly 9,000 miles in twelve months. This rapid accumulation, coinciding with the high volume of failures in the July 2025 test, indicates that the vehicle is being pushed to its limits while reaching a stage of high-mile terminal component failure. A buyer must conduct a thorough physical inspection of the chassis and mounting points. The record shows persistent corrosion across the front sub-frame, fuel pipes, and seat belt anchorages. Specific attention should be paid to the nearside front outer sill to ensure the recent welding repairs are structurally sound and not merely cosmetic fixes covered in undersealer. The recurring failure of anti-roll bar linkages and suspension arm bushes suggests that the entire suspension assembly is nearing the end of its operational life and will likely require comprehensive replacement soon. The braking system also demands a professional evaluation. The July 2025 failure flagged a binding offside front caliper, thin pads, and an inoperative parking brake, alongside corroded brake pipes. Given the history of rust on the underside of the vehicle, the risk of future brake line failure or further seized slider brake cylinders is high. This vehicle is nearing a point where the cost of maintaining roadworthiness may exceed its market value due to the systemic nature of the structural and mechanical issues.