2015 Mercedes-Benz CLA 2.1L Diesel · OY15 MRO

The vehicle's most recent DVSA MOT examination was conducted on 9 November 2024 and resulted in a pass with no defects or advisories recorded, which is the most favourable outcome possible. The preceding test on 8 November 2023 also passed without defect. A single failure is recorded on 6 November 2023, just two days before the subsequent pass; this anomaly likely represents a retest scenario following a minor repair or adjustment rather than a significant mechanical concern, particularly given the immediate clean pass that followed. Across the documented history covering five test events from 2021 through 2024, the maintenance trend appears stable, with no recurring defect categories, advisories, or patterns of deterioration evident. This consistency suggests the vehicle has been maintained to a serviceable standard throughout the recorded testing period, though the absence of advisory notes on a high-mileage vehicle may also indicate that testers are not flagging borderline components worth monitoring. With 137,955 miles recorded on an 11 year old vehicle, this Mercedes-Benz CLA has covered an average of approximately 12,541 miles per annum, which is notably above the national average and firmly in the high-use bracket. At this annual rate, consumable components including brake pads, brake discs, tyres, and the clutch if applicable will have experienced substantially more wear cycles than a typical example of the same age. The MOT record shows no significant mileage gaps, indicating the vehicle has been in regular service rather than standing for prolonged periods, which is generally favourable for mechanical seals, brake components, and drivetrain lubrication. However, high continuous mileage places greater cumulative load on suspension components, engine ancillaries, and the dual-clutch automatic transmission commonly fitted to this model, all of which warrant particular attention during physical inspection. Given the vehicle's age of over a decade and its high accumulated mileage, a prospective buyer should conduct a thorough physical inspection even in the absence of recorded advisories. Tyre sidewalls should be examined closely for perishing or cracking caused by age-related rubber degradation, as this can occur regardless of tread depth on a vehicle of this vintage, and any tyres older than five years should be viewed with caution regardless of remaining tread. The 12V battery is a common failure point on vehicles of this age and should be load tested, as Mercedes-Benz specification batteries are sensitive to state of charge and frequent short journeys may have accelerated degradation. Brake discs should be inspected for lipping, corrosion rings, and binding calipers, particularly given that the vehicle may have experienced periods of light use between higher-mileage spells, and a test drive should include several firm brake applications from moderate speed to check for shudder, pull, or uneven response. Fluid conditions warrant attention due to calendar-based degradation; engine oil, transmission fluid, brake fluid, and coolant should all be assessed for service history and condition, as brake fluid in particular absorbs moisture over time and typically requires replacement every two to three years irrespective of mileage. On the test drive, particular attention should be paid to the behaviour of the seven-speed dual-clutch transmission, which is known to exhibit shuddering or hesitation at low speeds if the mechatronic unit or clutch pack is nearing the end of its service life, a concern amplified by high mileage. Listen for any clonks or knocking from the front suspension, which on the CLA commonly originates from worn lower wishbone bushes or topmount bearings, and check for uneven tyre wear patterns that might indicate alignment or suspension geometry issues. The engine should be observed from cold start for excessive smoke or rough idle, and any warning lights on the instrument cluster should be investigated with a diagnostic scan, as Mercedes-Benz systems often store historical fault codes that do not illuminate dashboard warnings. Finally, verify the completeness of the service book stamps or digital service history, ensuring that major items including the timing chain service if applicable, transmission oil and filter changes, and spark plug renewal on petrol variants have been performed at manufacturer-specified intervals commensurate with this elevated mileage.