| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 962 |
| Headlamp aim out of alignment | 901 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 805 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 315 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 235 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 181 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 176 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 163 |
| Registration plate lamp issues | 128 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 121 |
| Registration plate issues | 110 |
| Windscreen washer not working | 103 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 88 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 85 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 67 |
| Windscreen damaged and affecting the drivers view of the road (3.2 (a) (ii)) | 55 |
| Offside Front Inner Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 49 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 43 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 36 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 35 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 32 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 29 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 27 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 26 |
| Offside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 26 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 25 |
| Brake fluid significantly below minimum mark (1.1.10 (d) (ii)) | 25 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 25 |
| Rear brake disc in such a condition that it is seriously weakened | 25 |
| Nearside Front Headlamp aim unable to be tested (4.1.2 (b)) | 24 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 23 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 22 |
| Nearside Headlamp aim unable to be tested (4.1.2 (b)) | 22 |
| Nearside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 21 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 21 |
| Brakes imbalanced across an axle | 20 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 20 |
| Nearside Rear Shock absorbers has a serious fluid leak | 19 |
| Offside Front Headlamp aim unable to be tested (4.1.2 (b)) | 19 |
| Headlamp aim unable to be tested (4.1.2 (b)) | 18 |
| Offside Rear Shock absorbers has a serious fluid leak | 18 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 17 |
| Horn not working (7.7 (a)) | 16 |
| Offside Headlamp aim unable to be tested (4.1.2 (b)) | 16 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 16 |
| Offside Front Front fog lamp not working (4.5.1 (a) (ii)) | 15 |