2017 SEAT Ateca 1.4L Petrol · LC17 LAC

A fractured offside rear coil spring is the defining mechanical event in this SEAT Ateca's recent history, recorded as a major defect on the 6 July 2026 test which resulted in a failure before the car was returned the following day and passed with a single advisory. The rear spring breakage is the only major failure in the five-test DVSA history available, and it sits alongside a worn offside front suspension arm pin or bush that has now been flagged on two consecutive attempts. Prior to 2026, the vehicle recorded three clean passes in 2023, 2024, and 2025 with no advisories or defects, which means the deterioration is concentrated entirely within the last twelve months rather than being a long-running pattern. For a buyer, this indicates that the front suspension bush is at the threshold of wear and is likely to progress, while the rear spring issue would have been rectified prior to the pass but warrants verification of the replaced component and surrounding suspension geometry. With 25,148 miles recorded against a nine-year age, the Ateca has covered an average of roughly 2,794 miles annually, which is notably below typical usage for a family crossover of this era. This profile tends to mean less wear on high-mileage consumables such as clutch, brake friction material, and internal drivetrain components, but it also raises the likelihood of extended standing periods during which rubber components, brake calipers, and underbody corrosion can deteriorate independently of mileage. The MOT record shows annual testing from 2023 onwards with no multi-year gaps, suggesting the vehicle has remained on the road continuously, although the low accumulation still leaves open the possibility of lay-up periods between tests. The sudden appearance of suspension defects on a low-mileage car is consistent with age-related polymer degradation rather than mileage-driven mechanical wear. Given that the front suspension bush is the specific advisory carried into the most recent pass, it is essential to inspect the offside front lower arm assembly thoroughly on any viewing. On a test drive, listen for clonking or knocking noises from the front end over speed humps, uneven road surfaces, and during full-lock low-speed manoeuvres, as these are the classic symptoms of a worn bush allowing the arm to articulate beyond its designed tolerance. Jack the vehicle if possible and physically check the bush for cracking, splitting, or free movement relative to the arm, and examine the corresponding nearside bush, as wear tends to mirror across the axle. Inspect the rear coil spring replacement by looking for any signs of the car sitting lower on one side, unusual rear tyre wear, or knocking from the rear over bumps, which could indicate that the spring was replaced in isolation without checking the opposite side or the shock absorber. The fractured rear spring is the more serious concern and merits particular attention to the condition of the remaining springs and the strut assemblies. On test, pay close attention to any noise from the rear suspension, particularly when going over speed bumps or undulating surfaces, and watch for the rear of the vehicle bottoming out under load. Check for uneven tyre wear on the rear axle, which can indicate geometry disturbance following a spring failure, and confirm that the replacement spring matches the original specification. Given the low annual mileage, the braking system should be examined for seized calipers and corroded slide pins, as these are common consequences of light use, and a thorough underbody inspection for surface corrosion is worthwhile, particularly around the rear spring platforms and subframe mounting points.