| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 1915 |
| Headlamp aim out of alignment | 996 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 403 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 400 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 361 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 352 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 351 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 317 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 161 |
| Windscreen washer not working | 105 |
| Brake pipe excessively corroded | 99 |
| Registration plate lamp issues | 99 |
| Registration plate issues | 87 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 84 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 69 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 60 |
| Brakes imbalanced across an axle | 53 |
| Anti-lock braking system warning lamp indicates an ABS fault | 44 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 43 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 39 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 36 |
| Front brake disc in such a condition that it is seriously weakened | 31 |
| Nearside Rear Road wheel fixing missing (5.2.1 (a) (i)) | 31 |
| Nearside Front Road wheel fixing missing (5.2.1 (a) (i)) | 31 |
| Brake pedal anti-slip provision worn smooth (1.1.2 (c)) | 30 |
| Offside Rear Shock absorbers has a serious fluid leak | 30 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 29 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 25 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 24 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 22 |
| Nearside Rear Shock absorbers has a serious fluid leak | 21 |
| Brake pedal anti-slip provision missing (1.1.2 (c)) | 20 |
| Exhaust carbon monoxide content after 2nd fast idle exceeds manufacturers specified limits (8.2.1.2 (a)) | 20 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 20 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 19 |