2016 Fiat Doblo 1.2L Diesel · CU66 NVM

The most recent DVSA examination on 27 June 2026 resulted in a Pass, though it was accompanied by two Minor defects and one Advisory item. While a current pass is naturally reassuring, the proximity of this test to the earlier failure on 12 May 2026 warrants close attention. Within roughly six weeks the vehicle moved from a Dangerous failure, citing exposed tyre cords and a critically low tread depth on the front pair, alongside a deteriorated lower engine mounting and an underperforming windscreen washer, to a Pass. This sequence suggests the immediate safety failings were rectified prior to the retest, but it also indicates that mechanical deterioration is actively occurring rather than being managed preventatively. Comparing the four most recent tests, a clear downward trajectory is visible: a clean Pass in April 2025, followed by advisories on rear tyres and trailing arm bushes in April 2024, then escalating front tyre damage and structural mounting issues by mid 2026. A prudent buyer should treat the latest result as compliant rather than conclusive and investigate the underlying condition of the items flagged. The recorded mileage of 104,028 miles over a ten-year life equates to an average of approximately 10,400 miles annually, which sits broadly in line with typical usage for a vehicle of this age and class. There are no significant gaps in the MOT record that would suggest prolonged standing, nor any evidence of unusually rapid accumulation between tests. The mileage progression appears steady, which is mechanically favourable as it implies consistent operation of the drivetrain, suspension, and braking components rather than the accelerated wear associated with high-mileage commercial use or the corrosion and fluid degradation risks associated with long periods of immobility. Nonetheless, at this odometer reading, consumable items including the timing belt, clutch, and turbocharger if fitted, will be approaching or have exceeded their expected service intervals, and a thorough review of the manufacturer’s scheduled maintenance schedule is essential. The Dangerous failure items are particularly significant and deserve careful inspection. The front tyres were condemned for insufficient tread depth and exposed ply or cords, indicating they had been run well beyond a safe serviceable condition. Although replacement tyres are an obvious rectification, this pattern, combined with repeated advisories on rear tyres being worn close to the legal limit in 2021, 2023, and 2024, suggests the vehicle may be subject to uneven or accelerated tyre wear. During a test drive, listen for any humming or droning that changes with speed, which can indicate wheel alignment or suspension geometry issues, and visually inspect all four tyres for uneven shoulder wear, feathering, or inner-edge deterioration. The Major failure on the lower engine mounting is a notable structural finding, as a deteriorated mounting permits excessive engine movement, which can transmit vibration through the cabin, accelerate wear on ancillary drive belts, and in extreme cases stress the exhaust system or drivetrain couplings. With the engine running at idle, observe whether there is excessive vibration through the steering wheel or gear lever, and gently rev the engine in neutral to detect any significant rocking motion that would suggest the replacement mounting is itself degrading or incorrectly seated. Several recurring advisories further inform the buyer’s inspection priorities. The April 2024 test recorded slight deterioration to both rear trailing arm bushes, and the June 2026 test noted slight play in both front anti-roll bar linkage ball joints. These components are central to suspension precision and ride stability, and progressive wear will manifest as clonks or knocking over speed humps and uneven road surfaces, vague or wandering steering, and uneven tyre wear across an axle. A road test should include steady-state cornering on a roundabout to assess for any knocking or instability from the front anti-roll bar links, and a slow-speed pass over broken surfaces to listen for rear suspension noise. Additionally, the persistent Minor defect regarding windscreen damage, recorded across two consecutive tests, should be examined to ensure the damage has not progressed to the point of impeding the driver’s view, and the washer system should be verified as fully functional with adequate fluid delivery. Given the vehicle’s age and mileage, supplementary items beyond the MOT record merit physical verification, including brake disc condition and caliper operation, 12V battery health, the age and condition of all under-bonnet fluids, and a thorough inspection for any fluid leaks or corrosion around suspension and braking components, particularly given the Doblo’s known susceptibility to rear axle corrosion in later service life.