2013 Mercedes-Benz ML 2.1L Diesel · MM62 GKX

The latest MOT test on 2026-01-16 shows the vehicle passed without any recorded defects, marking a positive turnaround following a major failure in April 2021. Prior to this, the MOT history demonstrates a pattern of consistent advisories and minor failures, particularly around the front and rear drive shaft constant velocity (CV) boots, brake discs, oil leaks, and tyre wear. While the 2023 and 2022 tests highlighted significant issues—such as deteriorated CV boots and worn brake discs—the 2024 and 2025 tests were clean, suggesting either corrective maintenance or reduced active wear from the identified problems. The absence of failures in the last two years indicates a stable maintenance trend, though the history underscores the need for proactive attention to recurring mechanical concerns. The vehicle’s recorded mileage of 130,123 miles at the time of assessment aligns with its age of approximately 13 years, translating to roughly 10,009 miles per year—a rate typical for a car of this age, particularly if it has been used for mixed purposes including commuting, leisure, or occasional heavy loads. The consistent mileage accumulation suggests moderate to heavy usage, which accelerates wear on critical components like suspension, brakes, and drivetrain elements. However, the absence of unusually high mileage spikes in recent years implies that the vehicle has not been subjected to extreme operational stress, though this does not absolve the need for thorough inspection of high-mileage-specific wear patterns, such as in the CV joints, drivetrain seals, and brake systems. The gaps in the MOT history—particularly the two years between 2021 and 2023—could indicate periods of reduced use, which may have slowed some wear but also allowed minor issues to accumulate before detection. Given the vehicle’s history of CV boot failures and deterioration, the buyer should prioritise a visual and functional inspection of the front and rear CV joints. Look for signs of excessive play or grinding noises when the vehicle is in motion, particularly at low speeds or when turning sharply. Listen for the characteristic hum or whine from the CV boots, which may indicate internal seal failure or boot wear. If the boots are compromised, the CV joints could allow dirt and moisture ingress, leading to accelerated bearing wear and potential drivetrain damage. Additionally, check for uneven tyre wear patterns, which may correlate with misaligned CV joints or drivetrain imbalances. During a test drive, monitor for any clunking noises from the suspension or drivetrain, which could signal worn suspension bushes, broken suspension links, or binding calipers. If the CV boots are confirmed to be failing, replacement is strongly advised before further damage occurs. The advisories of oil leaks in previous MOTs warrant further investigation, as persistent oil leaks can indicate failing seals, gaskets, or worn bearings in the drivetrain, differential, or engine. Inspect the oil level and condition during a service check, and look for oil stains under the vehicle or around the engine bay, transmission, and rear axle areas. A leaky oil filter or a failing oil cooler could also contribute to oil loss. For the brake discs, which were noted as worn but not excessively in the 2022 and 2023 tests, the buyer should verify their condition during a brake inspection. Corrosion or grooving on the discs, especially if they are thin, could lead to reduced braking performance or premature disc failure. Binding calipers or uneven brake pad wear may also indicate hydraulic issues or misalignment, so a thorough brake system check is essential. Finally, the tyre wear advisories from 2023 suggest that the tyres have experienced significant inner and outer edge wear, which could stem from underinflation, misalignment, or poor suspension geometry. A professional alignment and tyre rotation may be recommended to prevent further uneven wear and ensure safe handling. The buyer should also consider a full fluid service, including the engine oil, brake fluid, and transmission fluid, as these fluids degrade over time and can affect vehicle performance and longevity.