2021 Ford Transit 350 Trail Ecoblue 2.0L Diesel · SD71 FDL

The 2021 Ford Transit 350 Trailer EcoBlue shows a stable roadworthiness trend, though the most recent test cycle is unusually convoluted. The vehicle passed its November 2024 MOT at 33,237 miles with no defects, then remained untested until October 2025—despite the 6,176-mile accumulation between tests. On that date, the tester recorded two identical entries: one pass and one fail, both at the exact same mileage with no defects noted. This suggests either a clerical error in the DVSA system or a deliberate retest for administrative reasons, rather than mechanical failure. No advisories or recurring faults appear in the record, indicating the tester did not identify any latent issues requiring attention. The lack of defects across all tests implies the vehicle has not suffered from major mechanical or structural concerns during its first five years. The mileage pattern suggests moderate usage, though the 6,176-mile gap between the November 2024 and October 2025 tests is notable. At roughly 1,235 miles per month, this exceeds the typical annual average of 7,883 miles over five years, implying either a period of higher usage or extended storage without movement. The absence of pre-MOT servicing records means there’s no confirmation of interval maintenance, but the consistent pass rates—despite the retest anomaly—do not indicate neglect. Buyers should verify whether the vehicle was serviced within the last 12 months, as the EcoBlue engine’s DPF and EGR systems are particularly sensitive to low-mileage operation and require periodic regeneration or cleaning. Given the clean MOT history, the primary areas for in-person inspection should focus on wear items that aren’t captured in the test. The suspension—particularly the rear coil springs and bushes—should be examined for uneven sagging or excessive play, as commercial vehicles often experience accelerated wear in these components. The brake system warrants close scrutiny: while the MOT did not flag binding calipers or excessive disc wear, the rear brakes are more prone to dust and corrosion in trailer configurations. Check for uneven pad thickness and ensure the handbrake engages smoothly without drag. Finally, inspect the underbody for corrosion, especially around the wheel arches and sills, as the Transit’s trailer variant may have been exposed to road salt or moisture during towing. The absence of advisories does not guarantee these areas are pristine, but it does suggest they have not yet reached a critical failure point.