2014 Mercedes-Benz B-Class 2.1L Diesel · GC14 XHR

The most recent DVSA examination was conducted on 16 December 2025, at which point the Mercedes-Benz B-Class was presented with 69,967 miles recorded and passed without any advisories or failure items being noted. Looking back over the five most recent tests, all entries from December 2021 through to December 2025 show clean passes with no defects recorded at any point, which suggests a consistent and well-maintained approach by the previous keeper(s). The absence of recurring advisories across five consecutive annual examinations indicates that braking components, suspension geometry, exhaust integrity, lighting, and steering components have all remained within satisfactory tolerances. This unbroken trend of clean results is a strong indicator of stable mechanical condition; however, a clean MOT history is not a substitute for a physical inspection of items that may degrade through age rather than wear. With the vehicle being approximately twelve years old yet showing just under 70,000 recorded miles, the annual average equates to around 5,831 miles per year, which is notably below the national average for a car of this age. Such low annual mileage generally implies either predominantly short-trip urban use or extended periods of standing between drives, both of which carry their own particular mechanical implications. Short journeys prevent the engine, catalytic converter, and exhaust system from reaching full operating temperature, which can lead to moisture accumulation in the oil, accelerated oil degradation, and premature wear of timing chain components in the petrol variants or the fuel system in diesels. Conversely, lengthy periods of inactivity can result in brake disc surface corrosion, seized or binding calipers, perished rubber components, and degradation of the 12-volt battery due to parasitic drain. Given the low usage profile and the fact that the MOT records contain no advisories to act upon, a prospective buyer should focus their attention on age-related degradation that an annual roadworthiness test may not fully capture. The tyres should be examined closely for sidewall cracking, Ozone perishing, and tread depth, as tyres older than six years from the date of manufacture can lose elasticity and grip regardless of remaining tread. The brake discs should be inspected for surface rust and ridging, and on a test drive particular attention should be paid to the first few brake applications from cold to confirm the calipers are releasing freely rather than binding. The 12-volt battery should be load-tested, as Mercedes-Benz vehicles of this era are sensitive to voltage drops and a weak battery can cause numerous electronic warnings and component malfunctions. All under-bonnet rubber hoses, drive belts, and coolant and brake fluid should be assessed, with brake fluid being replaced on a calendar basis irrespective of mileage, as it is hygroscopic and loses effectiveness after typically two years. It would also be prudent to verify the full service history documentation, ensuring that the vehicle has been serviced in line with Mercedes-Benz flexible service intervals or at least annually given the low mileage, and to confirm that all associated service book stamps or digital records are present and consistent. The engine oil and filter should be checked for condition, as infrequent oil changes can lead to sludge build-up, particularly in the direct-injection petrol engines fitted to this generation of B-Class. On a road test, listen for any suspension clonks over speed humps or uneven surfaces, which could indicate perished anti-roll bar bushes or worn coil spring seats, both common items on high-mounted Mercedes hatchbacks. Finally, examine the underbody, including subframes and suspension arms, for any surface corrosion or evidence of fluid leaks from the power steering rack, gearbox, or rear differential area, as standing vehicles can develop slow leaks that deteriorate seals before any driving symptom becomes apparent.