2018 Audi A5 2.0L Diesel · KX18 DEP

The defining mechanical story for this 2018 Audi A5 centres on a cluster of recurring advisories concentrated on the suspension and braking hardware, rather than any outright failures. Across six recorded tests, the vehicle has passed every examination, with the most recent pass recorded on 17 July 2026 carrying no defects at all. However, the 2025 test flagged both rear lower coil spring mountings as corroded, both front upper suspension arm pins or bushes as worn, and a brake pipe clip issue on the nearside front, suggesting the front-end suspension consumables are approaching the end of their effective service life. The 2024 test added advisories for thinning front brake pads and pitted or scored brake discs on both axles, alongside an undertray obscuring components. This pattern indicates the suspension and brake systems are in a steady state of wear typical of a vehicle in its eighth year, with multiple items that will require attention within the next MOT cycle. Recorded mileage of 60,120 miles over approximately eight years equates to an annual accumulation of around 7,515 miles, which is broadly consistent with average private use. The mileage progression across the recorded tests does not display any unusual spikes or extended gaps, meaning there is no evidence of long periods of standing that would typically raise concerns about dormant brake callipers, seized handbrake mechanisms, or flat-spotted tyres. The steady accumulation supports a usage profile that keeps consumables moving through their natural wear cycle at a predictable rate, and the absence of test gaps means there is no missing data that would otherwise leave significant service or corrosion progression unaccounted for. For a prospective buyer, the suspension components flagged in the 2025 advisory warrant close physical inspection. The worn front upper suspension arm pins or bushes should be evaluated by hand pressure on each front wheel with the car raised, looking for vertical play or clunking, and on the road listen for knocking over uneven surfaces or during slow-speed direction changes. The corroded rear lower coil spring mountings are worth a visual examination from underneath for any cracking or section loss around the spring seats, and on a test drive pay attention to any rear-end clonks over bumps. The 2024 brake disc and pad advisories mean the discs should be measured for remaining thickness and inspected for lipping, with brake pedal feel assessed for any judder under moderate pressure and any pulling to one side under braking indicating uneven disc wear or a binding caliper. The minor brake pipe clipping advisory from 2025 should be verified as corrected, as inadequately secured brake pipes are vulnerable to chafing against the chassis or suspension components and represent a potential future failure point. The 2021 advisories concerning perished tyres across all four corners and inner-edge wear on the nearside front suggest a possible tracking or camber issue at the time, so it is sensible to confirm current tyre condition for even wear across the tread and to check the wheel alignment history if available. The undertray advisory from 2024 should be removed during any pre-purchase inspection to allow a full visual survey of the underbody, with particular attention to the subframe, exhaust mounting points, and suspension subframe mounting areas for corrosion that is commonly seen on vehicles of this age and platform. A thorough test drive over varied surfaces, combined with the vehicle raised on a ramp, will give the clearest picture of whether the flagged components are approaching the point of mandatory replacement or remain serviceable for the next inspection cycle.