2013 BMW 520 2.0L Diesel · RF13 AAU

This 2013 BMW 520 has maintained a clean MOT history with no defects or advisories recorded across five consecutive tests, the most recent of which occurred just ten months ago on 2024-09-09. The single failure in 2024—on the very day before passing—was unusual, as it registered no issues despite the identical mileage (64,040 vs. 64,041), suggesting either a rare administrative anomaly or a brief period of non-use prior to testing. The absence of recurring faults implies that major systems—brakes, suspension, exhaust, and emissions—have been consistently compliant with UK roadworthiness standards. However, the 2024 failure warrants scrutiny of whether the vehicle was subjected to any pre-test servicing or if the tester’s discretionary judgement was unusually strict. The recorded mileage of 64,041 miles over 13 years—approximately 4,926 miles annually—is notably low for a vehicle of this age, which typically accumulates 8,000 to 12,000 miles per year. The most significant gap in mileage appears between the 2021 (48,503 miles) and 2022 (53,719 miles) tests, a 5,216-mile increase over a single year, followed by a more moderate 5,692-mile jump to 59,401 miles in 2023. This pattern suggests periods of inactivity, which could indicate storage or reduced usage rather than consistent driving. Such low mileage may mitigate some wear-and-tear concerns, but it also raises questions about whether critical fluids (e.g., brake fluid, coolant) have been regularly refreshed or if components like suspension bushes and coil springs have been exposed to prolonged static loading. Given the lack of recorded defects, a buyer should prioritise an in-person inspection of high-wear items that aren’t routinely captured in MOT tests. Focus on the suspension, particularly the rear coil springs and bushes, as BMWs of this era are prone to bush deterioration even at lower mileages. The braking system—while MOT-cleared—should be tested for uneven pad wear, binding calipers, or corrosion on the rear discs, given the 2024 failure’s proximity to the passing test. Examine the underbody for corrosion around the sills, subframe, and exhaust mounts, as rust can compromise structural integrity without immediately failing an MOT. Finally, verify the service history for oil changes, timing belt (if applicable), and transmission fluid refreshes, as these are critical for preventing catastrophic failure in a 13-year-old vehicle. The clean MOT record is a positive indicator, but mechanical wear accumulates over time, and a thorough pre-purchase inspection is essential.