| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 1875 |
| Windscreen wiper does not clear the windscreen effectively | 1783 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 1182 |
| Registration plate issues | 876 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 432 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 246 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 246 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 240 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 192 |
| Windscreen washer not working | 183 |
| Exhaust emissions exceed default limit of 0.7m-1 (8.2.2.2 (b)) | 130 |
| Rear brake disc in such a condition that it is seriously weakened | 98 |
| Front brake disc in such a condition that it is seriously weakened | 84 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 80 |
| Offside Front Road wheel fixing missing (5.2.1 (a) (i)) | 73 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 69 |
| Nearside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 67 |
| Nearside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 56 |
| Offside Front Anti-roll bar ball joint excessively worn (5.3.4 (a) (i)) | 55 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 54 |
| Offside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 53 |
| Nearside Front Anti-roll bar ball joint excessively worn (5.3.4 (a) (i)) | 49 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 42 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 42 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 42 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 42 |
| Anti-lock braking system warning lamp indicates an ABS fault | 41 |
| Registration plate lamp issues | 41 |
| Offside Rear Road wheel fixing missing (5.2.1 (a) (i)) | 40 |
| Brake performance unable to be tested (1.2.1 (g)) | 38 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 37 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 37 |
| Headlamp cleaning device for LED or HID headlamp inoperative (4.1.6 (a) (ii)) | 36 |
| Exhaust on a vehicle fitted with a diesel particulate filter emits visible smoke of any colour (8.2.2.2 (d)) | 31 |