Seat belt MOT failures
Seat belt faults account for 2.1% of MOT failures. What the tester checks, why cars fail, and which models fail this most.
What are seat belt MOT failures?
Seat-belt failures are frays, cuts, corroded anchorages, or a belt that will not lock under a sharp pull or retract properly.
How common are seat belt MOT failures?
Seat belt faults account for 2.1% of all recorded MOT failures, making them the eighth most common reason cars fail. That share is drawn from the categorised defect records of 16,764 car models in the DVSA data.
| Failure area | Share of all failures |
|---|---|
| Seat belts | 2.1% |
Which cars fail most on seat belt?
These models lose the largest share of their own MOT failures to seat belt items. The percentage is the portion of each model's failures that fall in this area, among models with a large test sample.
| Model | Share of its failures | Overall failure rate | Tests |
|---|---|---|---|
| Rover 213 | 30.8% | 35.3% | 8,291 |
| Daihatsu Fourtrak | 29.7% | 34.1% | 203,253 |
| Rover Range Rover | 25.8% | 34.9% | 6,381 |
| Rover 115 | 24.8% | 41.9% | 16,962 |
| Vauxhall Belmont | 24.6% | 36.1% | 10,669 |
| Daihatsu Fieldman | 24.3% | 34.3% | 39,185 |
| Ford P100 | 23.3% | 34.4% | 33,779 |
| Ford Orion | 23.0% | 37.1% | 85,236 |
| Rover Metro | 22.7% | 37.1% | 278,208 |
| Ford Courier | 22.2% | 38.6% | 32,454 |
| Ford Granada | 21.5% | 31.5% | 119,690 |
| Rover Montego | 20.4% | 35.2% | 15,399 |
| Leyland Daf 400 | 20.2% | 38.9% | 23,337 |
| Rover 114 | 19.9% | 36.2% | 112,452 |
| Ldv Convoy | 19.8% | 35.8% | 527,681 |
Other MOT failure areas
How the other DVSA failure areas break down, each with the models that fail it most.
Sources: DVSA MOT History API: MOT test results and defect data ยท DVSA MOT testing data for Great Britain