| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 917 |
| Headlamp aim out of alignment | 337 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 320 |
| Brake pipe excessively corroded | 168 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 115 |
| Rear brake disc in such a condition that it is seriously weakened | 43 |
| Offside Rear Shock absorbers has a serious fluid leak | 33 |
| Registration plate issues | 32 |
| Brakes imbalanced across an axle | 31 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 29 |
| Offside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 29 |
| Windscreen washer not working | 25 |
| Nearside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 25 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 24 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 18 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 16 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 16 |
| Offside Front Anti-roll bar linkage fractured (5.3.3 (b) (ii)) | 15 |
| Registration plate lamp issues | 15 |
| Nearside Rear Shock absorbers has a serious fluid leak | 14 |
| Offside Front Road wheel fixing missing (5.2.1 (a) (i)) | 13 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 11 |
| Offside Rear Seat belt buckle not functioning as intended (7.1.2 (d)) | 10 |
| Nearside Rear Service brake excessively fluctuating (1.2.1 (e)) | 10 |
| Nearside Rear Seat belt buckle not functioning as intended (7.1.2 (d)) | 10 |
| Offside Front Anti-roll bar linkage ball joint likely to become detached (5.3.4 (a) (ii)) | 9 |
| Nearside Front Front fog lamp not working (4.5.1 (a) (ii)) | 9 |
| Front brake disc in such a condition that it is seriously weakened | 9 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 9 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 9 |