2017 SEAT Leon SE Dynamic Technology TDI 1.6L Diesel · BN17 VTK

The vehicle presents a stable and improving roadworthiness profile, culminating in a clean pass on 10 April 2026 at 115,174 miles with zero defects recorded. That result followed a pass on 1 April 2026 at 114,937 miles, also with no defects, indicating the car has recently been presented in consistently sound mechanical condition. Across the full five-test history dating back to April 2023, every single MOT has been passed without a single advisory or failure item, which is a strong indicator of diligent ongoing maintenance and timely rectification of wear components before they reach a defect threshold. The mileage accumulation pattern is notably compressed in the most recent two years. Between 29 March 2024 at 93,946 miles and 1 April 2026 at 114,937 miles, the car covered 20,991 miles in just over two years, averaging roughly 10,500 miles per annum during that window. This is a marked acceleration compared to the longer-term average of approximately 12,797 miles per year over the vehicle's nine-year life, and particularly against the earlier period between April 2023 and March 2024 when only 10,412 miles were added. The recent surge suggests heavier use, likely sustained motorway or fleet-style driving, which places elevated stress on consumable components including brake discs and pads, tyres, suspension bushes, and the dual-mass flywheel assembly common to this TDI powertrain. Despite the clean MOT record, the high and accelerating mileage warrants a focused physical inspection. Prospective buyers should examine the condition of the front and rear brake discs for scoring and lipping, check the inner and outer tyre shoulders for uneven wear indicative of worn suspension bushes or tracking misalignment, and inspect the exhaust system for corrosion given the diesel particulate filter and associated pipework on this engine. The suspension should be assessed for deteriorated wishbone bushes and drop link wear, as these high-mileage Leon models frequently develop play that may not yet meet the MOT threshold for a formal advisory but will affect handling precision and tyre longevity. The drivetrain deserves particular attention at this mileage. Listen for dual-mass flywheel rattle on cold start, check for clutch slip under load, and verify the turbocharger shafts have no excessive play or oil weeping. The timing belt and water pump service history should be confirmed in writing, as failure on this TDI engine at 115,000 miles would be catastrophic. A clean MOT record is encouraging, but it reflects a snapshot on test day, not the full picture of a hard-worked nine-year-old diesel covering significant mileage at pace.