2016 SEAT Leon 1.4L Petrol · FA16 CUO

The defining mechanical story for this SEAT Leon centres on a developing rear brake and rear suspension concern rather than any major structural or drivetrain failure. Across the recorded tests, the nearside rear shock absorber has been flagged for light oil misting at both the 2024 and 2026 inspections, and the nearside rear brake pad was again noted as wearing thin at the most recent attempt in June 2026. The vehicle failed its 2026 test on a single presentation item, front wiper effectiveness, while passing on the same date once the wiper defect was rectified; all underlying advisories from that visit were carried forward unchanged. No further advisories or failures appear earlier in the 2025 test, meaning the pattern is one of gradually accumulating rear axle wear rather than an ongoing catalogue of faults. The most recent test outcome is therefore a pass, but the cumulative picture is of a car that is beginning to show its age at the rear axle. Annual mileage of roughly 7,300 miles is broadly typical for a vehicle of this age, with annual accumulation sitting within a normal band between the recorded test dates from 2023 through 2026. There are no significant gaps in the testing history that would suggest prolonged standing, which removes the usual concerns around seized brakes, perished rubber, and flat-spotted tyres that accompany multi-year lay-ups. Equally, the mileage is not high enough to suggest the level of wear normally associated with high-mileage examples, so drivetrain fatigue and rapid clutch wear are less likely to be primary concerns. The usage pattern points to steady, regular driving of moderate distances, which on a ten-year-old Leon typically translates to wear being concentrated on consumable items such as brake friction material, tyres, and damping components rather than on the engine or transmission internals. For a prospective buyer, the most important areas to inspect physically are the rear braking system and rear suspension, given the recurring advisories. On a test drive, listen for any clonking or knocking from the rear over uneven surfaces, particularly single bumps and expansion joints, which would indicate the nearside rear shock absorber is deteriorating beyond simple misting and possibly allowing the mountings or springs to move. The nearside rear brake should be checked by feel for reduced retardation or any pulling, and the pads visually inspected for remaining friction material, as the advisory suggests they are nearing the point of replacement. Likewise, the offside rear brake should be examined for uneven wear relative to the nearside, as asymmetric pad wear can point to a binding caliper or a stuck handbrake mechanism on one side. Any sign of fresh oil residue around the rear shock body, beyond the light misting already recorded, would justify further investigation. A few additional component-specific checks are warranted based on the front-end advisories recorded in 2023. Both front tyres were flagged as worn close to the legal limit at that test, and although not repeated since, ten-year-old tyres can suffer sidewall cracking and hardness regardless of tread depth, so inspect the sidewalls closely for ozone cracks and check the DOT date stamps to confirm they are not original to the vehicle. The front brake pads, also flagged as wearing thin in 2023, will have covered further mileage since, so the discs and pads should be measured for remaining material and any lip on the disc edges noted. Finally, ensure the front wiper blades and mechanism are functioning correctly across the full sweep, as the recent failure was specifically for clearing effectiveness rather than operation; replacement of both blades and clearing of the screen should be verified before purchase.