2014 Mercedes-Benz A-Class 2.1L Diesel · OY64 OPG

The most recent MOT test on the 2014 Mercedes-Benz A-Class occurred on 2025-10-29, resulting in a passing outcome with a single advisory regarding the nearside rear tyre approaching the legal limit and worn on the edge. However, this follows a pattern of significant issues from the previous two years, particularly the 2025-10-27 test, which revealed three major failures: fractures in all three coil springs on the offside and nearside rear axles, alongside a supplementary restraint system (SRS) fault. These defects indicate a critical failure in the vehicle’s suspension system, which is highly concerning given their severity and recurrence. The 2021-10-06 test also highlighted an engine malfunction indicator lamp (MIL) fault and an SRS advisory, suggesting underlying electrical or structural issues that have not been fully resolved. Overall, while the latest MOT is clean, the history demonstrates a concerning trend of unresolved mechanical and safety-related problems, particularly in suspension integrity and electrical systems. The recorded mileage of 112,496 miles for a vehicle aged approximately 12 years represents a moderate annual usage rate of around 9,375 miles per year, which is typical for this age group. However, the MOT history suggests periods of either lighter use or prolonged stationary conditions, as evidenced by the gaps between tests—particularly the absence of an MOT between 2021 and 2022, and the relatively low frequency of failures in earlier years. While lower mileage can sometimes indicate better maintenance practices, the suspension fractures and recurring advisories imply that the vehicle has undergone significant wear, particularly in high-stress components like coil springs and brake systems. The presence of both high-mileage and low-mileage intervals may also suggest that the vehicle was subjected to varying driving conditions, potentially exacerbating wear in certain areas. For a buyer, this suggests the need to scrutinise both the mechanical condition of the suspension and the electrical systems, as these are likely to have been subjected to cumulative stress over time. In light of the vehicle’s history, the buyer should prioritise a thorough inspection of the suspension system, focusing on the rear axles where coil spring fractures were recorded. Visually inspect the rear suspension for any signs of further damage, such as bent or warped components, and listen for abnormal clunking or rattling noises when driving over bumps or at speed, which may indicate loose or failing suspension bushes or damaged struts. The brake system should also be examined closely, as the advisories of corroded brake pipes and pitted discs suggest potential issues with fluid leakage or reduced braking effectiveness. During a test drive, pay attention to brake pedal feel—if it feels spongy or requires excessive pressure, this could indicate air in the system or brake fluid degradation. Additionally, check for uneven tyre wear patterns, which may correlate with suspension misalignment or binding calipers, and verify that the tyres have sufficient tread depth and are free of cracks or bulges. Given the recurring advisories and major failures, particularly the coil spring fractures, the buyer should strongly consider replacing the rear suspension components as a matter of priority. The cost of repairing or replacing all three coil springs and associated suspension hardware could be substantial, and the risk of further suspension failure or structural instability is elevated. The SRS fault and engine MIL should also be addressed promptly, as these are critical safety issues that could lead to further complications if ignored. Beyond immediate repairs, the buyer should schedule a comprehensive mechanical inspection, including a check of the engine bay for fluid leaks, the exhaust system for leaks or corrosion, and the electrical systems for wiring or connector issues. For the tyres, despite the recent advisory, the nearside rear tyre worn on the edge should be replaced to prevent road hazard risks, and the nearside front tyre with inner-side wear should also be monitored closely. Finally, given the vehicle’s age and usage profile, the buyer should confirm that all service records are up to date, particularly for fluid servicing (e.g., brake fluid, coolant, and transmission fluid), as these degrade over time even when not driven frequently.