2015 Audi A4 Ultra SE Technik TDI 2.0L Heavy oil · EY15 XLM

Consistent adherence to roadworthiness standards defines this vehicle's history, which shows a largely clean record punctuated only by a single tyre-related advisory in 2021 and a brief, unexplained failure in June 2023. Following that failed test, the vehicle successfully passed its subsequent inspection just thirteen days later without any recorded defects, a trend of compliance that has continued through the most recent successful test on 15 October 2025. This sequence suggests a vehicle that has been subjected to regular scrutiny, with the lack of recurring structural or mechanical advisories indicating that common age-related deterioration has been managed or avoided throughout its ten-year testing cycle. Accumulating 138,455 miles over an eleven-year lifespan results in an average of approximately 12,587 miles per annum, a figure that sits above the typical national average for a vehicle of this type. This high-mileage profile implies that the Audi has spent a significant portion of its life in motion, likely on motorway or arterial road networks, which generally places less strain on clutch and braking systems compared to urban stop-start driving. However, this level of usage necessitates a thorough inspection of high-wear drivetrain components, as the cumulative stress on suspension bushings, wheel bearings, and engine ancillaries will be substantial regardless of the clean MOT history. Given the previous advisory regarding the offside rear tyre, a prospective buyer should prioritise a physical inspection of all four tyre sidewalls for evidence of perishing or uneven wear patterns that could indicate underlying suspension geometry issues. While the MOT history does not flag specific suspension or steering defects, the high mileage makes it critical to listen for knocking or clunking noises from the front and rear axles during a test drive, particularly when traversing speed bumps or uneven road surfaces. Any steering pull or vibration through the steering wheel at motorway speeds may point to worn control arm bushes or track rod ends that have reached the end of their service life. Finally, the brief 2023 failure event, while resolved quickly, serves as a reminder that electronic or minor mechanical faults can arise suddenly in high-mileage German executive vehicles. During the test drive, ensure the engine reaches full operating temperature to confirm that the cooling system is stable and that there are no signs of oil misting or coolant leaks around the engine block. Pay close attention to the brake pedal feel; it should be firm and progressive without any sponginess or judder, as the MOT test only assesses the efficiency of the braking system at the time of the test and does not account for the gradual thinning of discs or the degradation of brake lines that are not yet at the point of failure.