2005 Mercedes-Benz C 1.8L Petrol · K1 OKW

The vehicle’s most recent MOT test on 2024-12-19 passed without defects, but the preceding test on 2024-12-13 failed—an unusual anomaly given the lack of recorded issues in prior years. The pattern suggests a stable roadworthiness record until the late 2024 failure, which may indicate a one-off administrative oversight rather than a recurring mechanical fault. However, the 2023 test cycle—where both the initial and retest passed—shows no evidence of persistent problems. The absence of advisories or defects across multiple tests implies the vehicle has not suffered from widespread neglect, though the abrupt 2024 failure warrants scrutiny of whether the retest addressed a genuine but undocumented issue. The recorded mileage of 126,668 miles over 21 years aligns with typical usage for this vehicle’s age, averaging around 6,000 miles annually. There are no significant gaps or spikes in the MOT history to suggest prolonged inactivity or aggressive driving, though the 2021-2023 period lacks testing data, leaving a blind spot between 110,000 and 120,000 miles. Without a 2022 test, it’s impossible to confirm whether minor wear—such as suspension bushes or brake pad degradation—was addressed or left unchecked during that interval. Given the sparse defect history, a buyer should prioritise a thorough inspection of high-wear components that often go unnoticed without a detailed mechanical check. The 2024 failure, despite passing without recorded issues, hints at potential oversight in areas like binding brake calipers, worn suspension bushes, or corrosion in wheel arches—common fail points for this model age. The lack of advisories does not preclude these issues, so visual checks of coil springs for fatigue, rear axle alignment, and underbody corrosion are essential. Additionally, the brakes—though not explicitly flagged—should be tested for uneven wear or warped discs, especially if the vehicle has been driven hard in recent years.