These MOT failure patterns show up more often on this registration year than on similar cars of the same class, age, and mileage.
Shares below are measured across the 6,511 failed first attempts in 2025 that the age-and-mileage comparison can be computed on.
Standout: Pins and bushes (rear) — 3.7% of this year's failed first attempts
Recorded on 238 of those tests. It tops the table on elevation — about 5.2× more often than on similar cars of the same age and mileage. That is what makes it unusual for its class, which is a different question from what is most likely to fail; the buying checklist ranks by that. The full ranked list is in the table below.
| Fault pattern | Location | Failures | vs similar cars | Share of fails | Confidence |
|---|---|---|---|---|---|
|
Pins and bushes (rear)
Suspension > Suspension arms > Pins and bushes
|
Rear | 238 | ×5.2 | 3.7% | Strong |
|
Service brake performance
Brakes > Brake performance > Service Brake Efficiency (sp) > Rbt (sp) > Service brake performance
|
Any | 156 | ×4.2 | 2.4% | Likely |
|
Parking brake control — Lever
Brakes > Parking brake control > Lever
|
Any | 150 | ×2.9 | 2.3% | Possible |
|
Track rod end (front)
Steering > Steering linkage components > Track rod end
|
Front | 1,015 | ×2.8 | 15.6% | Possible |
|
Parking brake performance (rear)
Brakes > Brake performance > Parking brake performance > Rbt > Parking brake performance
|
Rear | 177 | ×2.7 | 2.7% | Possible |
|
Ball joint dust cover (front)
Suspension > Suspension arms > Ball joint dust cover
|
Front | 294 | ×2.7 | 4.5% | Possible |
|
Rbt (sp)
Brakes > Brake performance > Parking brake efficiency (sp) > Rbt (sp)
|
Any | 759 | ×2.5 | 11.7% | Possible |
|
Service brake performance (rear)
Brakes > Brake performance > Service brake performance > Rbt > Service brake performance
|
Rear | 339 | ×2.4 | 5.2% | Possible |
Only patterns that clear minimum sample and elevation thresholds are shown (at least 20 failures and about 2.0× more often than similar cars).