2005 Mercedes-Benz C 3.0L Diesel · AP55 FOH

The current roadworthiness of this Mercedes C-Class remains precarious despite the pass issued on 21 July 2025 at 171,678 miles. The maintenance trend indicates a pattern of deferred repairs, as evidenced by the recurring advisories regarding corroded brake pipes that have persisted across multiple annual inspections. While the vehicle successfully passed its most recent test, the presence of these lingering structural corrosion warnings suggests that the underlying maintenance regime is reactive rather than preventative. The vehicle has covered 171,678 miles over its 21-year lifespan, averaging approximately 8,175 miles per year. This accumulation is consistent with typical usage for a vehicle of this vintage, showing no signs of prolonged periods of inactivity or excessive high-mileage strain. The testing cadence has remained steady, with annual inspections occurring consistently each summer, though the frequency of failure items in July 2024 and July 2023 highlights a history of neglecting consumable components until they reach a point of critical failure. Prospective buyers must prioritise a thorough physical inspection of the brake lines and the exhaust system. The repeated flagging of corroded brake pipes indicates a potential for deeper structural corrosion underneath the vehicle, which may not be fully captured by the MOT tester's visual check. You should also examine the suspension components, specifically the lower ball joints which caused a failure in 2023, and verify the condition of the tyres for uneven wear patterns. Given the history of binding brakes and pitted discs, a comprehensive assessment of the entire braking system is necessary to ensure the vehicle is truly fit for the road.