2012 SEAT Leon 1.6L Diesel · DA12 WDX

The vehicle is currently roadworthy, but the maintenance history reveals a worsening trend regarding structural and suspension corrosion. While it passed its latest test in September 2025 at 132,555 miles, this followed a significant failure just eight days prior. The tester flagged the offside rear lower suspension arm as seriously weakened by corrosion, a critical defect that required immediate attention to achieve a pass. This indicates that the oxidation on the chassis components is progressing and has reached a point of structural concern. At 132,555 miles over 14 years, the car has averaged approximately 9,500 miles per year, which is consistent with typical UK usage for its age. The record shows a gap of nearly a year between the November 2022 and November 2023 tests, during which the vehicle covered over 13,000 miles. The consistent mileage accumulation suggests regular use, yet the recurring failures of rubber components suggest the vehicle may have been exposed to harsh conditions or salt that accelerated the degradation of metalwork. A buyer must conduct a thorough physical inspection of the underside, focusing specifically on the rear sub-frame which has been flagged for corrosion since at least 2022. The transition from 'not seriously weakened' to 'seriously weakened' on the rear suspension arm in 2025 proves that the structural integrity is actively deteriorating. You should also verify the nearside front drive shaft boot and anti-roll bar linkage, as these have a history of failure or rapid deterioration. Given the previously fractured coil spring noted in 2023, the state of all remaining suspension components should be checked for signs of fatigue or heavy rust.