2021 Ford Transit 350 Trend Ecoblue 2.0L Diesel · DL07 MON

This 2021 Transit 350 has accumulated four MOT events over a compressed testing window, with the picture defined less by outright mechanical failures and more by a stream of advisories and minor defects concentrated on the braking system, glazing and minor electrical items. The latest test on 22 April 2026 recorded a pass but flagged a deteriorating offside front drive shaft CV boot, slight damage to both obligatory mirrors, a non-excessive oil leak, and a brake lever not releasing correctly. That brake lever item is the most safety-relevant of the latest defects and warrants close physical inspection, as it can point to a sticking handbrake mechanism or seized cable within the rear drum or caliper assembly. The windscreen also has a history, having failed in April 2024 for damage affecting the driver's view before passing the following test with only minor damage noted, suggesting a replacement or repair occurred in the interim. Across the four tests there has been only one outright failure and that was for lighting and visibility defects rather than structural or powertrain concerns, which keeps the record from being deeply concerning on the surface. However, rear brake pads have been flagged as wearing thin on multiple occasions across both 2024 and 2025, with rear discs also noted as worn in 2025, indicating a pattern of rear brake consumption that has been progressing test by test. With 123,029 miles recorded against a five-year-old van, the annual accumulation works out at roughly 24,600 miles per year, which is high for the age and well above average for a commercial vehicle of this type. The testing history itself is tightly clustered with no multi-year gaps, and the high mileage combined with consistent annual testing points to a vehicle that has been in near-continuous service rather than laid up. Mechanically, this rate of use for a Transit EcoBlue diesel accelerates wear on the components that have already begun to attract advisories, particularly the rear braking system where friction material life is directly proportional to miles covered, and the drivetrain, where the failing CV boot on the offside front is the first concrete sign that the suspension and axle joints are beginning to show fatigue. The cumulative effect of this mileage profile is that consumables such as brake pads and discs, suspension bushes, anti-roll bar links and gearbox mountings will be approaching or past mid-life, even though the MOT record itself only formally documents brake wear. A prospective buyer should pay particular attention to the rear braking system on any inspection, as rear inner pads were flagged on both sides in 2025 alongside worn rear discs. On a road test, listen for any scraping or metallic noise from the rear wheels when the brakes are lightly applied, and feel for any judder through the pedal under firm braking which would indicate the discs have worn beyond their skim limit and require replacement rather than just pad renewal. The offside front CV boot should be physically inspected for fresh grease around its outer edge, and any clicking or rhythmic knocking from the front of the vehicle when turning at low speed would confirm that the constant velocity joint itself has begun to fail, which would necessitate a complete shaft replacement. The handbrake mechanism flagged at the most recent test should be checked by applying it firmly on an incline and confirming the lever releases fully back to its stop, as a partially returning lever can indicate a cable that has stretched or a caliper or shoe adjuster that has seized, any of which will compromise holding ability on a loaded van. The minor windscreen damage recorded at the 2025 test and the previous failure for view-affecting damage mean the glazing is a known weak point on this vehicle. Inspect the full swept area of the screen from inside the cab for any cracks radiating from chips, particularly within the driver's primary sightline, as small imperfections can quickly propagate into MOT failures once they reach a certain length. The oil leak noted as not excessive should be monitored by checking the underside of the engine and the area beneath the vehicle when parked, looking for fresh drips on the sump, turbocharger oil feed lines or the rear main seal area, as diesel EcoBlue units can develop seepage from the turbo return pipe, the cam cover gasket or the injector seals at this mileage. Finally, the underside should be examined on a ramp for any corrosion to the subframe, suspension arms and brake pipes, as commercial Transits of this age and mileage can begin to show surface corrosion even without it yet being recorded at test time, and any pitting to brake pipe unions or deep scaling to load-bearing structural members would warrant careful cost calculation before purchase.