2005 Audi A3 2.0L Diesel · AF05 LFN

The most recent MOT on 13 March 2026 was recorded as a Pass, albeit with a number of minor items and advisories – notably the near‑side registration plate lamp, front brake hoses on both sides and an unsecured under‑tray. Over the last six years the vehicle has alternated between passes and failures, with recurring major failures for rear brake hose deterioration, suspension arm bush wear, brake pad wear to the indicator and a fuel‑line leak. While the latest test shows the worst of the major failures have been cleared, the persistence of the same advisory items and the frequency of failures indicate a maintenance trend that is not improving and remains a cause for concern. At 140 624 mi the car averages roughly 6 700 mi per annum, which is typical for a 21‑year‑old Audi A3. The mileage does not suggest excessive short‑term abuse, but the age‑related wear on rubber components, bushings and corrosion‑prone parts is evident in the MOT records. The relatively modest annual mileage means that many of the failures are likely driven by calendar ageing rather than high‑stress use, and components such as hoses, boots and suspension bushes will have deteriorated irrespective of the distance covered. A prospective buyer should give particular attention to the braking system. Both front and rear brake hoses have been flagged as deteriorated or excessively worn on several occasions; any softening, swelling or fluid seepage will cause a spongy pedal and could lead to loss of pressure. The brake pads were recorded as worn to the wear‑indicator on the 16 February 2023 failure, so a fresh set of pads and a complete bleed of the brake circuit are advisable. Inspect the brake calipers for uneven pad wear, sticking pistons or corrosion, and verify that the brake wear‑indicator wire is intact. The suspension shows excessive wear on the lower arm pins and bushes on both sides, which typically manifests as clunking noises over bumps, vague steering wander and uneven tyre wear; replacement of the bushings and the off‑side anti‑roll‑bar ball joint should be scheduled. The rear coil springs were noted as corroded, a condition that can lead to reduced ride height, creaking noises and potential spring failure, so a visual inspection of the springs and mounting points is essential. The constant‑velocity boot on the near‑side inner drive shaft was described as severely deteriorated, a fault that can allow grease loss and eventual joint failure – look for oil leaks around the joint and listen for clicking when turning. Beyond the specific defects, the car’s age warrants a thorough general inspection. Check all four tyres for side‑wall cracking, dry rot and tread depth, especially since several tyres have previously been close to the legal limit. Verify that the under‑tray is securely fastened and that the front exhaust clamp is tight to avoid rattles and possible exhaust leaks. Examine the fuel hose and filter area for any fresh signs of leakage, as a previous fuel‑line leak was recorded. Test the 12 V battery voltage and its ability to hold charge, as batteries over twenty years old often fail under load. Finally, have the coolant, brake fluid and engine oil replaced if they have not been serviced within the last 12 months, and request a full service history to confirm that timing‑belt or chain intervals, as well as any major engine work, have been observed. A comprehensive pre‑purchase inspection by a qualified mechanic is strongly recommended before committing to purchase.