2016 Peugeot 508 2.0L Diesel · MW16 AZG

High annual mileage combined with a recent history of fluid-related advisories defines the mechanical profile of this Peugeot 508. While the vehicle passed its most recent MOT on 23 May 2023, the record shows a trend of increasing concern regarding fluid containment and cooling, specifically with a cooling system leak noted in 2022 followed by an oil leak advisory in 2023. This progression suggests that while the vehicle has maintained its basic roadworthiness, the integrity of various seals and hoses is beginning to degrade. Previous failures regarding seat belt webbing and lighting components indicate that while safety-critical items have been addressed, the vehicle's history is marked by intermittent non-compliance issues. The vehicle has covered 230,553 miles over its ten-year lifespan, representing an average annual accumulation of approximately 23,055 miles. This is significantly higher than the UK average for a vehicle of this age and indicates a heavy usage pattern, likely consisting of frequent long-distance motorway driving. From a mechanical standpoint, this high mileage places substantial cumulative stress on the drivetrain, suspension bushings, and cooling system components. While high-speed motorway use can sometimes be less taxing on certain mechanical parts than stop-start urban driving, the sheer volume of mileage increases the statistical probability of wear-related failures in major components such as the turbocharger, alternator, and various engine mounts. A prospective buyer should focus heavily on the reported fluid leaks during a physical inspection and test drive. The advisory for an oil leak in May 2023 warrants a close examination of the engine bay for signs of active weeping or heavy oil staining around the rocker cover, sump, or oil filter housing. During the test drive, monitor for any changes in engine performance or unusual smells that might indicate the leak is worsening. Additionally, the cooling system leak noted in 2022 should be investigated; look for white residue or dried coolant deposits around the radiator, expansion tank, and hose connections. Pay close attention to the engine temperature gauge to ensure the cooling system is maintaining stable operating temperatures under load. Given the high mileage, further scrutiny of the vehicle's structural and running gear is necessary. While no specific suspension or brake defects were recorded in the recent history, the high annual mileage suggests that components like coil springs, shock absorbers, and control arm bushes may be nearing the end of their service life. Listen for any knocking or clunking sounds when driving over uneven surfaces or speed bumps, which could indicate worn suspension linkages. Furthermore, check for any steering pull or vibrations through the steering wheel at cruising speeds, which might point to worn steering components or uneven tyre wear resulting from the heavy usage profile.