2012 Mercedes-Benz E 2.1L Diesel · YC12 ACJ

The vehicle presents a concerning roadworthiness profile characterized by a worsening trend in mechanical degradation and structural integrity. While it passed its latest test in January 2025 at 375,323 miles, this followed a significant failure just one month prior where the car was flagged for critical issues. The persistence of an oil leak and a corroded rear brake pipe across both the 2024 and 2025 tests indicates that while some faults are addressed, the owner is performing only reactive repairs rather than preventative maintenance. The mileage pattern is exceptionally high for a 14-year-old vehicle, totaling over 375,000 miles. The car averages approximately 27,000 miles per year, which places extreme stress on the drivetrain and suspension components. Between May 2021 and January 2025, the vehicle covered over 110,000 miles in just under four years. This rapid accumulation correlates with the sudden appearance of multiple serious failures in the late 2024 test, moving from a period of clean records to a complex list of structural and mechanical defects. A prospective buyer must conduct a rigorous physical inspection of the offside rear subframe mounting. The December 2024 failure noted excessive corrosion that significantly reduced structural strength, which is a terminal concern for the chassis if not properly treated. The buyer should also inspect the steering rack inner joints and suspension arm bushes, as these were previously flagged for play and wear. The previously fractured offside rear coil spring suggests the entire suspension geometry may be nearing the end of its functional life. The engine also requires close attention due to the recurring malfunction indicator light (MIL) failures noted in late 2024 and early 2025. Combined with the persistent oil leak, this suggests potential engine management issues or sensor failures that the MOT tests did not fully resolve. Given the high mileage and the nature of the structural and suspension failures, the risk of expensive major component failure is high. This vehicle has reached a stage where the cost of maintaining roadworthiness may exceed its market value.