2019 Audi A4 2.0L Petrol · YN19 MSD

The most recent DVSA examination on 4 August 2026 resulted in a clean pass with no advisories or defects recorded, which on the surface presents a favourable position for any prospective purchaser. However, examining the broader test history reveals a recurring pattern of rear axle and rear tyre concerns that warrant careful consideration. The 2024 test initially recorded major failures on both rear lower coil spring mountings, which were found to be corroded and seriously weakened, although a same-day re-test produced a pass, suggesting remedial work was carried out prior to or immediately after the failure. The 2023 test similarly noted an offside rear coil spring mounting as damaged but not seriously weakened, indicating progressive deterioration of these components over the observation period. The 2025 test then flagged dangerous and advisory rear tyre wear issues, with an offside rear tyre worn close to the legal limit and a nearside rear tyre falling below the statutory 1.6mm tread depth requirement. The overall trend therefore points to ongoing rear suspension and tyre management issues that have not yet been fully resolved, even though the latest test returned a clean outcome. The recorded mileage of 24,796 miles over a seven-year service life equates to an annual average of approximately 3,542 miles, which is substantially below the typical mileage for a vehicle of this age and class. Such low usage suggests either predominantly short urban journeys or extended periods of standing between uses, both of which carry distinct mechanical implications. Low annual mileage often correlates with greater calendar-based degradation of rubber components, brake corrosion from infrequent use, and potential issues with fluid servicing intervals being overlooked, as many owners schedule maintenance based on mileage rather than time. Conversely, the lower mechanical wear on the drivetrain, engine internals, and clutch components is a positive consideration. Given the recurring advisories relating to rear tyres, including perishing, cracking, and edge wear, a prospective buyer should conduct a thorough physical inspection of all four tyres, paying particular attention to sidewall condition for signs of age-related deterioration such as cracking or brittleness, as tyres on low-mileage vehicles frequently require replacement due to age rather than tread wear. Any uneven shoulder wear across the rear axle should be noted, as this can indicate suspension geometry issues, worn bushes, or weak springs. A test drive should focus on detecting any rear suspension clonks or knocking over uneven surfaces, any sense of the vehicle sitting unevenly at the rear, and any pulling or wandering behaviour that might suggest compromised spring mountings. The brake pedal feel should be assessed for sponginess indicating fluid degradation, and the vehicle should be observed from behind at rest to check for any sagging on one corner. Further to the documented rear coil spring mounting deterioration, it is advisable to have the rear suspension thoroughly inspected on a ramp, with particular attention to the spring seats, mounting plates, and surrounding bodywork for any visible corrosion, perforation, or structural weakening that could recur given the salt exposure suggested by the earlier advisories. The undertrays noted in the 2022 advisory should be removed during any pre-purchase inspection to allow a complete view of the exhaust system, rear subframe, and fuel lines for corrosion. Given the low mileage and probable extended standing periods, the 12V battery should be load-tested, as batteries of this age commonly fail regardless of mileage, and all fluid services including brake fluid, coolant, and gearbox oil should be verified as up to date irrespective of the odometer reading, as these degrade on a calendar basis. The service book should be examined to confirm that annual or time-based maintenance has been performed even when mileage thresholds have not been reached, and any evidence of long-term standing should prompt a careful check for binding brake calipers, particularly at the rear, which can occur through corrosion of the slider mechanisms when a vehicle is not exercised regularly.