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 3,626 of 3,627 failed first attempts that recorded an odometer reading in 2025 — the subset the age-and-mileage comparison can be computed on.
Standout: Pins and bushes (front) — 25.8% of this year's failed first attempts
Recorded on 936 of those tests. It tops the table on elevation — about 11× more often than on similar cars of the same age and mileage. On this year it is also the commonest failure, so it answers both questions at once. The full ranked list is in the table below.
| Fault pattern | Location | Failures | vs similar cars | Share of fails | Confidence |
|---|---|---|---|---|---|
|
Pins and bushes (front)
Suspension > Suspension arms > Pins and bushes
|
Front | 936 | ×11 | 25.8% | Strong |
|
Shock absorbers (front)
Suspension > Shock absorbers
|
Front | 263 | ×5.9 | 7.3% | Strong |
|
Parking brake control — Lever
Brakes > Parking brake control > Lever
|
Any | 82 | ×4.9 | 2.3% | Likely |
|
Service brake performance (rear)
Brakes > Brake performance > Service brake performance > Rbt > Service brake performance
|
Rear | 133 | ×3.4 | 3.7% | Likely |
|
Daytime running lamps (front)
Lamps, reflectors and electrical equipment > Daytime running lamps
|
Front | 80 | ×3.3 | 2.2% | Likely |
Only patterns that clear minimum sample and elevation thresholds are shown (at least 20 failures and about 2.0× more often than similar cars).