2018 Audi A3 1.5L Petrol · CL08 DLL

The most recent MOT test on 2026-02-02 resulted in a clean pass, marking the vehicle’s fifth consecutive test without recorded defects. However, the 2023-02-21 MOT reveals a critical failure that significantly undermines the vehicle’s roadworthiness, with two dangerous defects classified under 5.2.3 (d) (ii): an offside front outer tyre exhibiting sidewall bulging and exposed ply or cords. These failures indicate a catastrophic structural failure of the tyre’s sidewall, which can lead to sudden blowouts or catastrophic loss of control. The fact that the vehicle passed all subsequent MOTs since then suggests either a swift and effective tyre replacement or that the original tyre was removed before the next test, but the history does not confirm this. The presence of a single, severe failure in the past three years raises concerns about either a poorly maintained tyre supply chain or a history of neglect, warranting immediate attention to ensure the remaining tyres are structurally sound. The recorded mileage of 45,723 miles for a vehicle aged approximately eight years represents a relatively low annual usage rate of around 5,715 miles per year, which is uncommon for its age. Such low mileage can stem from infrequent use, long periods of stationary storage, or a more leisurely driving profile. However, prolonged idling or infrequent movement can accelerate wear in certain areas, particularly where components like brakes, suspension, and seals are concerned. For example, standing for extended periods may lead to brake disc corrosion or caliper binding, as moisture and road salt can corrode the metal surfaces. Additionally, the suspension components, such as coil springs and suspension bushes, may show signs of wear due to lack of dynamic loading, though this is less likely to manifest as immediate failure than in higher-mileage vehicles. The absence of higher mileage or rapid accumulation suggests that wear on consumables like fluids, filters, and belts may be slower to progress, but age-related degradation—such as in the engine oil, brake fluid, or coolant—remains a critical consideration. Given the critical tyre failure from 2023, the prospective buyer must prioritise replacing the offside front tyre and conducting a thorough inspection of all remaining tyres for similar signs of sidewall damage or structural compromise. During a test drive, listen for unusual noises from the front axle, particularly clunking or rattling, which may indicate suspension bush wear or loose components. Inspect the front wheels for uneven tyre wear patterns, which could signal misalignment, steering issues, or suspension problems. Additionally, check for any fluid leaks around the wheel wells, as tyre damage often coincides with seal or gasket failures. Beyond the tyres, the buyer should verify that all remaining tyres meet the minimum legal tread depth and that there are no visible signs of bulging or cord exposure on any side. If the tyre failure was due to a manufacturing defect or improper installation, the buyer may wish to seek a replacement from a reputable supplier and insist on a warranty. For the broader vehicle inspection, the low mileage and age of the A3 suggest that the buyer should focus on age-related checks rather than mileage-driven wear. Begin with a visual inspection of the tyres for sidewall cracking or perishing, which can occur even with low mileage if the vehicle has been stored in harsh conditions or exposed to prolonged sunlight. Check the 12-volt battery for signs of corrosion on the terminals and cables, as standing vehicles can lead to battery discharge or sulphation. Inspect the brake system for corrosion on the discs, especially if the vehicle has been stationary for extended periods, and listen for any grinding or squeaking when applying the brakes, which may indicate worn brake pads or binding calipers. Fluid checks are essential: the engine oil should be replaced according to the manufacturer’s service schedule, even if the vehicle hasn’t been driven frequently, as oil can degrade over time. Similarly, the brake fluid should be flushed and topped up to remove moisture, which can lead to brake failure. Finally, verify that the service book or maintenance records are up to date, particularly for the suspension, exhaust system, and emissions-related components, as these may require periodic servicing regardless of mileage.