| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 522 |
| Windscreen wiper does not clear the windscreen effectively | 461 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 113 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 100 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 98 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 85 |
| Front brake disc in such a condition that it is seriously weakened | 70 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 58 |
| Windscreen washer not working | 50 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 50 |
| Nearside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 44 |
| Registration plate issues | 43 |
| Brakes imbalanced across an axle | 39 |
| Nearside Front Shock absorbers has a serious fluid leak | 34 |
| Offside Rear Shock absorbers has a serious fluid leak | 31 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 28 |
| Nearside Front Road wheel badly distorted (5.2.2 (c) (i)) | 27 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 26 |
| Offside Front Shock absorbers has a serious fluid leak | 25 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 24 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 21 |
| Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 21 |
| Registration plate lamp issues | 21 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 19 |
| Nearside Front Service brake excessively fluctuating (1.2.1 (e)) | 19 |
| Nearside Rear Shock absorbers has a serious fluid leak | 19 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 18 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 18 |
| Offside Front Service brake excessively fluctuating (1.2.1 (e)) | 18 |
| Offside Headlamp not working on main beam (4.1.1 (a) (ii)) | 16 |
| Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 16 |
| Nearside Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 15 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 14 |
| Nearside Headlamp not working on main beam (4.1.1 (a) (ii)) | 13 |
| Offside Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 13 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 12 |
| Front Service brake excessively fluctuating (1.2.1 (e)) | 12 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 12 |
| Nearside Front Headlamp insecure (4.1.1 (c)) | 11 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 11 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 11 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 10 |
| Offside Obligatory mirror seriously damaged, affecting the rear view (3.3 (b) (ii)) | 9 |