2012 Mercedes-Benz Vito 2.1L Diesel · AX12 EVM

The most recent DVSA examination on 14 August 2026 recorded a PASS, with all previous failure items from 13 August 2026 rectified. However, the underlying advisory pattern across both the pass and the immediately preceding failure reveals front suspension bushes on both sides that are worn to the threshold of failure, which is a mechanical concern rather than a trivial observation. The 2024 test recorded an advisory for an oil leak and a minor exhaust leak at the clamp, and in 2025 a fractured offside rear coil spring was categorised as a PRS defect, which is indicative of an older vehicle with components reaching the end of their service life. The recurring nature of suspension advisories on the nearside and offside front, the fractured rear spring, and ongoing advisories relating to body corrosion on the nearside front lower wing and nearside rear lower wing corner collectively suggest a maintenance trend that is stable in terms of test outcomes but progressively worsening on consumable and structural condition. The repetition of minor registration plate lamp issues and the bonnet release handle problem recurring over consecutive tests also suggests that small day-to-day maintenance items have been deferred. The recorded mileage of 220,016 miles over fourteen years equates to approximately 15,700 miles per year, which is considerably above the national average for a vehicle of this age and type and indicates sustained heavy commercial or fleet-style use. This level of annual mileage will accelerate wear on all major mechanical assemblies, particularly the clutch and dual-mass flywheel if manual, the automatic transmission torque converter and mechatronics if automatic, the turbocharger on diesel variants which are common in this model, the engine oil sealing components, and the suspension and braking systems. High-mileage diesel Vitos are particularly susceptible to injector wear, EGR valve carbon build-up, turbo actuator fatigue, and dual-mass flywheel failure, and these items fall outside the MOT scope but represent the most significant financial exposure for a prospective purchaser. The mileage recorded on the odometer should be cross-referenced against the V5C document and service book records to confirm authenticity. Given the recurring advisories, a thorough physical inspection and extended test drive are strongly advised. The front suspension bushes should be inspected with the vehicle on a ramp, where any clunking or knocking transmitted through the steering during low-speed cornering, over speed humps, or when braking would confirm that the wear has now exceeded acceptable tolerance. On the test drive, listen for rear suspension noise that could indicate the replacement coil spring is also nearing fatigue, and check for uneven tyre wear particularly on the inner and outer shoulders as previously flagged, as this can point to geometry misalignment caused by worn bushes or sagging springs. Verify that the oil leak previously noted has not worsened by inspecting the underside for fresh oil residue around the sump, oil filter housing, and cambelt covers, and check the exhaust clamp joint for any audible ticking or escaping exhaust gases. Examine the nearside front lower wing and nearside rear lower wing for advanced corrosion, ensuring that any remedial panels or tape coverings are not masking structural deterioration, and confirm that the rear fog lamp, brake lights, and registration plate lamps are all functioning. Beyond the recorded defects, a high-mileage fourteen-year-old diesel van warrants several age- and use-related inspections. The condition of the timing chain or cam belt service interval must be verified against the service book, as failure of either can result in catastrophic engine damage, and on diesel Vitos the dual-mass flywheel should be evaluated for rattle on idle and any shuddering when pulling away in lower gears. Brake discs and pads should be physically measured for remaining friction material and disc thickness, paying particular attention to any lipping or scoring on the front discs, and the condition of the brake fluid should be assessed as it will degrade hygroscopically over time and is commonly neglected on commercial vehicles. Inspect the tyres not only for tread depth but also for sidewall cracking and perishing given the vehicle's age, and check the 12V battery for hold-charge capability as diesel vehicles place significant load on the electrical system. Examine the underside and wheel arches for corrosion typical of vans that have seen winters of road salt exposure, and verify the operation of the heater, air conditioning, and central locking, as these are common failure points and expensive to remedy on this model.