2005 Audi A4 2.5L Diesel · HP05 DRP

The overall maintenance trend for this 2005 Audi A4 shows a historically stable record that has recently stalled. The most recent MOT test on 2 September 2025 at 174,846 miles resulted in a failure, yet no specific defects were recorded against the vehicle. Preceding this, the car passed its 2024 test at 171,279 miles without any advisories or failures, indicating a sudden and unexplained lapse in roadworthiness over the last twelve months. A failure without recorded defects often points to an abandoned test or an immediate rejection for a fundamental issue like structural corrosion or missing components, which demands immediate clarification from the seller. The mileage accumulation aligns closely with typical usage for a vehicle of this age, averaging roughly 8,326 miles annually. Between the July 2020 test at 153,103 miles and the August 2021 test at 155,614 miles, the car covered just 2,511 miles, suggesting a period of light use or prolonged standing. However, the subsequent interval up to the March 2023 test at 161,024 miles saw slightly higher usage, followed by a notable jump of over 10,000 miles to the September 2024 test at 171,279 miles. The recent drop to 3,567 miles in the year leading to the September 2025 failure indicates the vehicle is now covering significantly less distance. Given the absence of recorded defects throughout its documented history, this Audi has likely received routine consumable replacements, though the unexplained recent failure warrants a rigorous physical inspection. A buyer must thoroughly assess the structural integrity of the chassis and suspension mounts, as older A4 models are highly susceptible to corrosion around the subframes and inner wings. The suspension bushes and coil springs require close scrutiny for deterioration, which often manifests silently without triggering MOT advisories until failure. Furthermore, the braking system should be inspected for binding calipers and uneven disc wear, while the exhaust system must be checked for corrosion and emissions compliance to ensure the vehicle meets current roadworthiness standards.