2005 Mercedes E 3.0L Diesel · KM55 EOT

The vehicle presents a questionable roadworthiness status due to a decline in maintenance standards observed during the most recent testing. While it passed its last MOT in February 2023 at 178,042 miles, the failure just one day prior reveals a pattern of reactive rather than proactive maintenance. The presence of worn-out rear brake pads at under 1.5mm and a severely deteriorated ball joint dust cover indicates that the previous owner only addressed mechanical faults when forced by a MOT test failure, rather than performing consistent preventative upkeep. At 178,042 miles, this 21-year-old Mercedes averages approximately 8,500 miles per year, which aligns with typical usage patterns for its age. However, there is a significant gap in data between August 2021 and February 2023, where the vehicle covered nearly 10,000 miles in just eighteen months. The rapid accumulation of roughly 27,000 miles in the two years following the 2019 test suggests a period of high-intensity use that likely accelerated the degradation of aged rubber components and cooling systems. A buyer must prioritize a thorough inspection of the front suspension and drivetrain. The 2023 record flagged play in the nearside front wheel bearing and a failing ball joint dust cover, issues that can lead to steering geometry failure if not monitored. The reported excessive smoke from the rear exhaust during that same test suggests potential engine wear or oil combustion issues that require a diagnostic check to determine the root cause. Given the age and mileage, the chassis should be inspected for structural corrosion on the subframe and mounting points to ensure the integrity of the vehicle has not been compromised by two decades of use.