2017 Mercedes-Benz C 2.0L Hybrid electric (clean) · ST66 PLX

The most recent MOT test on 2025-08-21 returned a clean pass with no recorded defects, marking a continuation of the vehicle’s stable maintenance history. Over the preceding five years, the car has consistently passed MOT assessments without any failures or recurring issues, suggesting that while minor advisories may have been noted in prior years, they have not escalated to critical defects. The absence of failures in the last three MOTs indicates a generally well-maintained drivetrain, emissions system, and structural integrity, though the advisories from 2021 warrant closer attention to avoid potential long-term wear progression. The vehicle’s recorded mileage of 57,489 miles at the time of inspection represents a reasonable annual usage rate of approximately 6,388 miles per year, which aligns with typical driving patterns for a nine-year-old car. This mileage distribution—without any evident periods of excessive wear or rapid mileage accumulation—suggests consistent, moderate use rather than heavy or light usage extremes. However, the advisories from 2021, particularly the worn rear tyres and slight play in the front suspension ball joints, imply that some components have experienced wear beyond typical expectations for this mileage. The tyre wear advisories, in particular, may indicate either uneven loading or prolonged periods of low-speed driving, which can accelerate tyre degradation. The suspension ball joint play could also suggest fatigue in the suspension arms or bushings, potentially leading to increased road noise or clunking during cornering or over bumps. For the prospective buyer, the most critical areas to inspect during a physical examination are the suspension system and tyres. The slight play in the front lower suspension arm ball joints from 2021 should be verified with a test drive, listening for unusual clunking or rattling when the vehicle is driven over rough surfaces or when cornering sharply. If the play persists, it may indicate a need for replacement of the ball joints or suspension arms, as continued use could lead to misalignment, steering pull, or even suspension failure. Additionally, the worn rear tyres—now close to the legal limit—should be inspected for uneven wear patterns, which could signal underlying suspension or alignment issues. The offside rear tyre fraying from the 2021 advisory should also be checked for further damage or delamination, as frayed webbing can compromise braking performance. Beyond the advisories, the buyer should conduct a thorough inspection of the vehicle’s age-appropriate wear and potential issues. Given the car’s age and mileage, the tyres should be checked for sidewall perishing, which can occur from prolonged exposure to UV light and age-related cracking, even if the tread remains legal. The brake system should be inspected for signs of corrosion on the discs, particularly if the vehicle has been stored for extended periods, as standing brake discs can develop rust or binding calipers. The 12V battery should be tested for voltage output and overall health, as older vehicles may experience reduced cranking power or electrical gremlins due to battery degradation. Finally, the fluid levels—particularly the coolant, brake fluid, and differential/transmission fluid—should be checked for contamination or sludge buildup, as these fluids can degrade over time, even without significant mileage. A review of the service history, if available, would also be prudent to confirm that time-based maintenance, such as oil changes and fluid top-ups, has been conducted according to Mercedes-Benz’s recommendations.