2016 Mercedes-Benz A-Class 1.5L Diesel · PO66 XRP

The most recent DVSA examination on 13 October 2025 resulted in a clean pass with no defects or advisories recorded, and this outcome is mirrored by consecutive passes in 2024 and 2022. A closer look at the historical file reveals a single failed test on 26 October 2023, which was followed by a pass at the same appointment, indicating that the issues were rectified at the time of testing. The defects noted on that 2023 failure, an illuminated engine management indicator and perished anti-roll bar linkage ball joint dust covers, were addressed on site, and the rear tyre advisories for perishing and inner edge wear have not reappeared in subsequent tests. Overall, the maintenance trend appears stable and improving, with the vehicle having successfully completed its last three annual examinations without any flagged items. With a recorded mileage of 103,987 miles over approximately ten years, the A-Class has covered an average of around 10,400 miles annually, which is broadly typical for a vehicle of this age and segment. There are no significant gaps in the MOT record that would suggest prolonged periods of standing, nor is there any evidence of unusually rapid accumulation that might point to motorway mileage. This consistent usage pattern generally supports predictable wear rates on consumables such as brake pads, discs, tyres, and suspension components, and it reduces the likelihood of issues associated with long-term inactivity such as seized calipers or severe underbody corrosion. That said, the 103,987-mile figure means that major drivetrain and chassis items, including the clutch assembly, dual-mass flywheel if applicable, and turbocharger, are approaching the latter stages of their expected service life and warrant close physical inspection. Given the vehicle's age and mileage, a prospective buyer should carry out a thorough pre-purchase evaluation focusing on the items most likely to require attention. The tyres should be examined closely for signs of perishing or cracking in the sidewalls and inner tread, an age-related deterioration that can occur even when tread depth remains within legal limits; the 2023 advisory specifically flagged this concern on the rear axle, so it is worth confirming the fitment date and condition of the current set. A careful test drive should be conducted over varied road surfaces to listen for any suspension clonks or knocking, which could indicate worn anti-roll bar drop links, control arm bushes, or top mount bearings, particularly given the 2023 dust cover failure on the front anti-roll bar linkages. The braking system should be assessed for any vibration through the pedal or steering wheel under heavy application, which would suggest warped front discs, a common issue on higher-mileage Mercedes-Benz models. Beyond the chassis and tyres, attention should be given to the vehicle's time-based service items regardless of the clean MOT history. The 12V battery, typically located in the engine bay or boot depending on specification, should be tested for cranking strength and state of charge, as Mercedes-Benz auxiliary batteries commonly fail between seven and ten years of age. Brake fluid should ideally be renewed every two to three years due to its hygroscopic nature, and the coolant and automatic transmission fluid, if fitted, should be checked for service history stamps in the maintenance booklet. On the road, the engine should be observed for any hesitation, rough idle, or reappearance of the engine management lamp that caused the 2023 failure, while the seven-speed dual-clutch gearbox, if so equipped, should be tested for smooth low-speed engagement and any shudder on take-off. A final underbody inspection on a ramp is strongly recommended to verify the condition of the exhaust system, suspension arms, and any signs of fluid weeping from the engine or transmission, ensuring that the clean MOT record genuinely reflects the underlying mechanical condition.