Ford Sierra laser diesel vs Ford Transit: reliability comparison
MOT pass rates, common faults and mileage compared from real UK MOT data.
Ford Sierra laser diesel
—
MOT pass rate · 89 vehicles
Ford Transit
69%
MOT pass rate · 1,477,963 vehicles
Verdict: On MOT pass rate the Ford Sierra laser diesel (0%) and Ford Transit (69%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Head to head
| Measure | Ford Sierra laser diesel | Ford Transit |
|---|---|---|
| MOT pass rate | 0% | 69% ✓ |
| MOT failure rate | 0% ✓ | 31% |
| Faults & advisories per test | 0.0 ✓ | 2.9 |
| Dangerous-fault share | — ✓ | 2% |
| Average mileage | — | 138,004 mi |
| Sample size (vehicles) | 89 | 1,477,963 |
Most common faults
Ford Sierra laser diesel
No fault breakdown available.
Ford Transit
- Oil leak, but not excessive (8.4.1 (a) (i))
- Offside Front Brake pipe corroded, covered in grease or other material (1.1.11 (c))
- Oil leak
- Nearside Front Tyre worn close to the legal limit (4.1.E.1)
- Offside Front Tyre worn close to the legal limit (4.1.E.1)
- Nearside Front Brake pipe corroded, covered in grease or other material (1.1.11 (c))
Reliability FAQ
On MOT pass rate the Ford Sierra laser diesel (0%) and Ford Transit (69%) are very close — weigh the individual measures below, and remember condition depends on age, mileage and upkeep.
Full Ford Sierra laser diesel report Full Ford Transit report Most reliable cars
Pass rates are computed over completed (pass/fail) MOT tests. Reliability also depends on age, mileage and upkeep — see each model's page for the full picture.