2021 Mercedes-Benz Vito 1.9L Diesel · JU68 BEL

The most recent MOT test on 2026-01-30 resulted in a passing outcome, but this follows a concerning pattern of failures and advisories in the preceding year. The vehicle failed in January 2026 with two major defects related to excessively binding rear service brakes on both near and offside sides, indicating a persistent issue with brake system integrity. While the tests of December 2024 and December 2023 were clean, the presence of binding brakes—particularly when observed in two separate MOT assessments—suggests a mechanical problem that has not been fully resolved. This trend raises questions about the reliability of the braking system, which could stem from worn brake pads, binding calipers, or corrosion within the brake lines or master cylinder, all of which can compromise stopping performance and safety. The recorded mileage of 188,851 miles for a 2021 Mercedes-Benz Vito represents a high annual usage rate of approximately 37,770 miles per year, which is notably elevated for its age. Such mileage accumulation typically accelerates wear on critical components such as suspension bushes, coil springs, and drivetrain elements, as well as consumables like brake pads, tyres, and fluids. The lack of significant mileage gaps between tests suggests consistent, heavy use, which may have contributed to the observed binding brakes and tyre wear patterns. However, the recent MOT failures suggest that the vehicle’s maintenance history may have been reactive rather than proactive, leaving some mechanical issues unresolved. Buyers should be cautious, as high mileage combined with unresolved defects could indicate underlying wear that may escalate without timely intervention. Given the recurring brake-related failures and the high mileage, the prospective buyer must prioritise a thorough inspection of the braking system. On a test drive, listen for unusual grinding or squealing during braking, which could indicate worn pads or metal-on-metal contact. Check for uneven brake pad wear or binding calipers by observing the vehicle’s response to braking—sudden pulling to one side or a spongy pedal may signal issues with the master cylinder or hydraulic lines. Additionally, visually inspect the brake discs for corrosion, warping, or excessive thickness loss, and ensure there is no fluid leakage from the brake reservoir or lines. If the binding persists, further diagnostic work may be required, such as inspecting the brake servo, caliper operation, or hydraulic pressure, as these can exacerbate binding conditions. Beyond the brakes, the tyre advisories from 2022 indicate wear patterns that warrant attention. The near-side front tyre was worn on the outside edge, and the offside rear tyre was worn on the inside edge, which may suggest misalignment, incorrect tyre pressures, or suspension issues contributing to uneven wear. On a test drive, check for uneven tyre wear by comparing tread depth across the surface and listening for clunking noises from the suspension, which could indicate worn suspension bushes or damaged coil springs. Given the vehicle’s age and high mileage, the tyres should also be examined for sidewall perishing or cracking, which can compromise structural integrity and safety. For fluids, consider checking the engine oil, coolant, and brake fluid for signs of degradation, particularly if the vehicle has been in use for several years without a full service. Finally, inspect the battery for signs of corrosion or poor connections, as standing vehicles can accelerate battery drain and corrosion, especially in the UK’s variable climate. If the brake issues remain unresolved, a professional inspection of the hydraulic system and mechanical components is strongly advised to prevent further safety risks.