2004 Mercedes-Benz C 2.1L Diesel · LR04 RHF

The vehicle’s most recent MOT test on 2026-07-26 shows a concerning pattern of deferred maintenance, with the last official inspection occurring over three years ago. The January 2023 test cycle—spanning two consecutive failures and a pass—was completed at 175,066 miles, yet no defects were recorded on either occasion. This suggests either a flaw in the testing process or that critical components were overlooked, particularly since no advisories or warnings were documented. The absence of any faults in the January 2023 pass is unusual given the vehicle’s age and mileage, raising suspicion that either the tester missed serious issues or the vehicle was driven only briefly between tests. The gap since the last pass, now over three years, is unacceptable for a vehicle of this age, as it implies prolonged operation without proper oversight. The mileage progression indicates a steady but unsustainable usage pattern. Between January 2022 and January 2023, the vehicle accumulated approximately 9,824 miles in a year, which, while not extreme, is consistent with typical long-term ownership. However, the lack of intermediate MOTs—particularly the failure to test within the standard annual cycle—highlights a neglectful maintenance routine. The recorded mileage of 175,066 miles at the last test suggests the vehicle has been driven regularly, but without evidence of servicing or part replacements, wear on high-stress components like suspension bushes, coil springs, and brake calipers is likely advanced. The absence of any advisories in the 2022 or 2023 tests further complicates assessment, as even minor recurring issues would typically be flagged. A buyer should prioritise an independent inspection of the suspension system, focusing on the condition of rear coil springs and bushes, which often degrade significantly in a vehicle of this age and mileage. The braking system warrants thorough examination, particularly for uneven wear on discs or binding calipers, as these issues are common in high-mileage Mercedes-Benz models and often go unnoticed until they become critical. Structural integrity should also be assessed, with attention to corrosion around wheel arches, subframe mounts, and exhaust components—areas where rust can compromise safety without immediate failure. Given the lack of recent MOT data, a pre-purchase inspection should include a detailed check of fluid levels (brake, power steering, coolant) and evidence of leaks, as these are often the first signs of deferred maintenance. The vehicle’s age and the irregular testing history demand rigorous scrutiny to identify hidden failures.