2012 Mercedes-Benz C 2.1L Diesel · FE12 KMF

The most recent MOT inspection on 3 August 2026 resulted in a pass, but only after an initial failure due to a dangerous defect regarding a damaged tyre cord. While the vehicle has successfully cleared its latest tests, the maintenance trend appears somewhat reactive rather than preventative. The history shows a pattern of addressing immediate safety failures, such as the near-side front tyre and the insecure battery, rather than preemptively managing wear. There is evidence of recurring issues with consumables, specifically tyres and braking components, which suggests that while the vehicle is being kept roadworthy, it may be approaching a period of increased maintenance requirements for suspension and braking systems. With 105,105 miles recorded over approximately 14 years, this Mercedes-Benz C-Class has averaged roughly 7,500 miles per year. This is considered low-to-moderate usage for a vehicle of this age and type, suggesting it has not been subjected to heavy motorway commuting or excessive commercial strain. However, this level of usage can sometimes lead to specific mechanical issues associated with longer periods of standing or shorter, local trips. Such patterns can contribute to the corrosion and pitting observed on the brake discs in previous years and may lead to the degradation of rubber components like suspension bushes and anti-roll bar linkages, which have already shown signs of deterioration in the 2024 records. Prospective buyers should pay close attention to the braking system and suspension during a test drive. The 2025 advisory regarding thin rear brake pads indicates that the rear braking circuit is due for attention, and you should check for any pulsation through the pedal or shuddering under braking, which would indicate warped or unevenly worn discs. Given the previous advisories regarding pitted and scored brake discs, ensure the calipers are not binding, which can cause uneven tyre wear and overheating. Furthermore, the 2024 failure regarding deteriorated anti-roll bar linkage dust covers suggests that the front suspension bushings and joints may be nearing the end of their service life. Listen closely for any rhythmic knocking or clunking sounds when driving over uneven road surfaces or navigating speed bumps, as these are classic symptoms of worn suspension components. Finally, you must conduct a thorough physical inspection of the tyres and the battery. The recent failure for a damaged tyre cord highlights that the rubber integrity is a critical concern; check all four tyres for sidewall cracking, perishing, or uneven wear patterns that could indicate alignment issues. Since the battery was previously noted as insecure, verify that the current battery is firmly seated in its carrier and that the terminals are free from heavy corrosion. Given the vehicle's age and relatively moderate mileage, also inspect the underside for signs of structural corrosion and check the service history for evidence of calendar-based fluid changes, such as brake fluid and coolant, which are essential for maintaining the integrity of the hydraulic and cooling systems regardless of mileage.