2016 Mercedes-Benz GLA 2.1L Diesel · KO65 ABZ

The latest MOT test outcome for this 2016 Mercedes-Benz GLA, conducted on 2025-09-09, indicates it passed without any recorded defects, marking a positive turnaround following a series of failures in the preceding two years. While the vehicle’s most recent MOT is clean, the history reveals a pattern of recurring issues that suggest underlying wear and potential neglect. The 2024-08-29 failure highlighted a critical brake pad thickness below the legal minimum, a condition that necessitates immediate attention as it poses a safety risk. Additionally, the 2025-09-04 failure—where the near-side front drive shaft CV joint boot was compromised and the engine MIL was active—signifies progressive mechanical degradation, particularly in the drivetrain and emissions control systems. These failures, especially when clustered, often indicate either a lack of routine servicing or cumulative wear from high-mileage operation, warranting a thorough inspection to preempt further deterioration. The vehicle’s recorded mileage of 68,716 miles at the time of this assessment represents a moderate annual usage rate of approximately 6,872 miles per year, which is within the expected range for a ten-year-old car under typical UK conditions. However, the mileage data alone does not fully explain the vehicle’s maintenance history, as the failures occurred sporadically without clear correlation to mileage alone. The presence of a 2020-07-27 MOT failure with advisories on tyre wear close to legal limits—particularly on the front tyres—suggests either inconsistent driving habits or prolonged periods of static use, which can accelerate tyre degradation and lead to uneven wear patterns. The 2025-04 failure with a near-side front position lamp non-functional further implies potential electrical or wiring issues that may have been overlooked during previous checks. Given the vehicle’s history of MOT failures, particularly the critical brake pad failure and CV joint boot compromise, the prospective buyer should prioritise a comprehensive mechanical inspection. On a test drive, listen for unusual noises such as grinding from the brakes (indicating worn pads or warped discs) or clunks from the front suspension (suggesting failing CV joints or suspension bushings). Inspect the rear brake pads immediately, as their previous failure to meet the 1.5 mm legal minimum is a safety concern that must be addressed before further driving. Additionally, check for fluid leaks around the CV joint area, as a split boot can lead to accelerated wear of the joint seals and drive shaft. Beyond the mechanical, verify the engine’s performance by monitoring the MIL light during acceleration and idling—if it persists, a diagnostic check of the emissions control system is essential. For the buyer’s practical inspection, given the vehicle’s age and the presence of advisories from 2020, focus on age-related wear and potential standing corrosion. Examine the tyres for sidewall cracking or perishing, which can occur even with low mileage due to prolonged exposure to UV light and temperature fluctuations. Check the 12V battery and associated wiring for signs of corrosion or poor connections, as standing vehicles are particularly susceptible to battery failure from sulfation. Inspect the exhaust system for rust or structural integrity, especially at the rear, where moisture and road debris can accelerate corrosion. Fluid checks should include the brake fluid reservoir (which may have degraded over time due to standing), coolant system, and power steering reservoir, as these fluids can degrade significantly if not changed at recommended intervals. Finally, verify the service history for the engine oil change, transmission fluid service, and any suspension or drivetrain maintenance, as the CV joint and brake system failures suggest these areas may require attention. If the buyer is unable to access a service book, a professional inspection by a qualified Mercedes-Benz specialist is strongly advised to confirm the extent of the previous issues and plan necessary repairs.