2016 Mercedes-Benz C 2.1L Diesel · YP65 XDN

A pattern of progressive suspension wear and brake‑pad depletion dominates this 2016 Mercedes‑Benz C‑Class, with the MOT record showing repeated major failures on the near‑side front ball joint, rear wheel fixing, and off‑side rear inner brake pads, while the most recent test on 15 May 2026 recorded a pass after the near‑side rear shock absorber oil mist advisory was noted but no further failures were logged. The sequence of failures – from a missing rear wheel fixing in early 2025 to a severely worn front ball joint in early 2024 – indicates that critical suspension components have been reaching the end of their service life, yet the latest pass suggests those items have either been repaired or are currently within the acceptable limits for MOT. At 213 783 mi the car averages roughly 21 400 mi per year, a mileage level that accelerates wear on suspension bushings, shock absorbers, brake components and tyre tread. The MOT history shows no long gaps between tests, implying the vehicle has been driven consistently rather than sitting idle, which aligns with the high annual mileage and the observed component fatigue. Such utilisation typically demands more frequent inspections of wear items and may shorten the remaining service intervals for items that are not easily replaceable, such as ball joints and shock absorbers. When inspecting the vehicle, pay particular attention to the near‑side front suspension arm and ball joint for any clunking or looseness over bumps, and check the rear shock absorbers for any oil seepage or reduced damping feel, especially on the near side where light misting was recorded. Verify that the rear wheel fixing on the near side is securely fastened and that there is no wobble when the wheel is spun. Examine the off‑side rear inner brake pads for thickness; pads below 1.5 mm are unsafe and should be replaced, and listen for high‑pitched squeal or reduced braking efficiency that may indicate nearing the wear limit. The front tyre on the off‑side was flagged as close to the legal tread limit, so confirm tread depth across all four tyres and look for uneven wear that could point to alignment or suspension issues. The windscreen washer systems on both sides were recorded as non‑functional in the May 2026 failure, so confirm that the pumps, nozzles and fluid reservoirs operate correctly before a road test, as impaired visibility can be a safety hazard. Finally, the near‑side front seat‑belt webbing was noted as significantly weakened; inspect the belt for fraying or cuts and ensure the retractor and latch function smoothly. A thorough test drive should include checking for steering pull, suspension noises, and consistent brake response, while a post‑test visual inspection of the aforementioned components will reveal whether the repairs implied by the latest pass are genuine and durable.