| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 3624 |
| Headlamp aim out of alignment | 1323 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 746 |
| Registration plate issues | 410 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 236 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 219 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 218 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 143 |
| Windscreen washer not working | 87 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 74 |
| Front brake disc in such a condition that it is seriously weakened | 71 |
| Rear brake disc in such a condition that it is seriously weakened | 70 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 55 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 55 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 51 |
| Nearside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 51 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 43 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 43 |
| Brakes imbalanced across an axle | 40 |
| Offside Front Road wheel fixing missing (5.2.1 (a) (i)) | 40 |
| Nearside Front Shock absorbers has a serious fluid leak | 39 |
| Headlamp cleaning device for LED or HID headlamp inoperative (4.1.6 (a) (ii)) | 38 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 38 |
| Offside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 38 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 35 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 34 |
| Nearside Headlamp cleaning device for LED or HID headlamp inoperative (4.1.6 (a) (ii)) | 33 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 33 |
| Exhaust emissions exceed default limit of 0.7m-1 (8.2.2.2 (b)) | 32 |
| Anti-lock braking system warning lamp indicates an ABS fault | 31 |
| Brake performance unable to be tested (1.2.1 (g)) | 31 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 30 |
| Offside Headlamp cleaning device for LED or HID headlamp inoperative (4.1.6 (a) (ii)) | 30 |
| Nearside Front Headlamp cleaning device for LED or HID headlamp inoperative (4.1.6 (a) (ii)) | 28 |
| Offside Front Headlamp cleaning device for LED or HID headlamp inoperative (4.1.6 (a) (ii)) | 28 |