2009 Mercedes-Benz E 2.1L Diesel · LS59 SSZ

The latest MOT test on 2026-01-15 resulted in a pass, but the overall maintenance history reveals a pattern of recurring issues rather than a consistent improvement. While the vehicle has passed the most recent inspection, the previous failures in 2024 and 2025—particularly the repeated major failures of excessively binding rear service brakes and dangerous tyre wear—suggest a persistent mechanical issue that has not been fully resolved. The presence of multiple advisories, such as brake pipe corrosion and worn tyres, indicates ongoing wear and potential underlying problems with brake system integrity and suspension longevity. This trend is concerning, as it may reflect either substandard maintenance or underlying component degradation that requires immediate attention. The recorded mileage of 228,995 miles for a vehicle aged approximately 17 years represents a high annual usage rate of around 13,470 miles per year, which is unusually heavy for its age. Such high mileage accelerates wear on critical components like brakes, suspension, and tyres, leading to faster degradation of consumables and structural elements. The absence of significant mileage gaps suggests the vehicle has been in regular, demanding service, which can exacerbate issues such as brake binding, tyre wear patterns, and corrosion in exposed components. The combination of high mileage and repeated MOT failures underscores the need for a thorough inspection to identify whether the vehicle’s wear progression is manageable or if it requires immediate mechanical intervention. Given the recurring advisories and major failures, the prospective buyer should commence with a comprehensive mechanical inspection focusing on the brake system. The excessive binding of rear service brakes is a critical issue, potentially caused by warped discs, seized calipers, or contaminated brake fluid. On a test drive, listen for uneven brake pedal travel, grinding noises during braking, or a spongy feel, which may indicate hydraulic issues or binding. Inspect the rear brake discs for scoring, warping, or excessive glazing, and check the caliper pistons for binding or seizing. Additionally, verify the brake fluid level and condition, as contaminated fluid can exacerbate binding and reduce braking effectiveness. The corroded brake pipes, particularly those covered in grease, may also require cleaning or replacement if corrosion has compromised their structural integrity, as this could lead to leaks or reduced braking efficiency. Beyond the brake system, the buyer should conduct a thorough visual and functional inspection of the suspension and tyres. The advisories of worn tyres close to or at the legal limit—particularly the offside front tyre—demand immediate attention, as underinflation, uneven wear, or sidewall damage can compromise handling and safety. Check for uneven tread wear, which may indicate misalignment, suspension issues, or incorrect tyre pressure. Inspect the tyres for signs of perishing or cracking in the sidewall, which can weaken the tyre structure and lead to blowouts, especially given the vehicle’s age. The high mileage also warrants a check of the suspension components, including the lower suspension arms and bushings, for excessive play or signs of wear that could affect ride quality and handling. Finally, address the cloudy headlights, as while not a safety concern, they may require cleaning or replacement to improve visibility. For fluid systems such as the cooling, transmission, and differential, consider checking the service history for compliance with manufacturer-recommended intervals, as fluid degradation over time can lead to premature component failure.