2018 Ford Transit Custom 2.0L Diesel · BL18 ODY

The 2018 Ford Transit Custom presents a mechanical profile characterised by persistent advisory flags and one significant failure that has recurred across multiple test cycles, with the most recent 2026-04-17 MOT passing only after remediation of earlier issues. A pattern of recurring non-pass results—specifically the 2024-10-16 failure involving corroded power steering pipes and brake line deterioration, alongside prior warnings on registration lights and tyre wear—indicates underlying system weaknesses that have not been fully resolved despite subsequent passes. The latest result confirms the vehicle remains operational but carries residual concerns that could escalate under normal driving conditions, suggesting a history of intermittent failures rather than a single point of breakdown. The recorded mileage of 187,431 miles over approximately eight years translates to roughly 23,400 miles per annum, which is substantially higher than typical usage for a model of this vintage and raises questions about the vehicle's actual deployment pattern. While some lower mileage may reflect extended periods of immobility, the sustained high figures indicate continuous operation at considerable stress levels, particularly given the two separate failure events within five years. The gap between the 2024-10-16 failure and the next successful MOT in October 2025 shows a period where critical components were not adequately addressed before being re-checked, and the subsequent April 2026 pass occurred after further corrective work, implying that the underlying issues have not been comprehensively resolved. Focused attention should be directed toward three primary areas identified in the MOT history. The power steering system requires particular scrutiny as the 2024 failure documented corroded and leaking pipes on both sides, which can manifest as increased steering effort, pulsating pedal response, or complete loss of control at speed if left unaddressed. The front and rear brake pipe lines also showed corrosion in 2025, potentially causing air leakage or reduced braking effectiveness; on test drive, listen for hissing noises through the brake ducting and feel for any spongy or delayed pedal feedback during acceleration and deceleration. Additionally, the windshield sustained stone chip damage in both 2024 and 2021, and while not structurally critical, warrants examination for hidden cracks or frame flex that could develop under prolonged exposure to road debris. For a prospective buyer, the prudent course involves a detailed hands-on inspection of the steering and brake piping, paying special attention to signs of internal corrosion, bulging walls, or loose fittings that might not be apparent from paperwork alone. The windshield should be tested for integrity using a pressure gauge or simply by checking for visible chipping patterns and assessing whether the frame shows any rust penetration around the sills. Tyre condition, having shown wear near legal limits in 2022 and additional damage in 2021, demands verification that the tread depth meets legal minimums and that the sidewalls exhibit no delamination or cracking indicative of fatigue. Given the documented failures spanning power steering, braking, and lighting systems, obtaining a professional mechanical survey before completion would provide the necessary confidence to assess whether the vehicle's remaining condition matches its stated roadworthiness.