| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 620 |
| Headlamp aim out of alignment | 430 |
| Registration plate issues | 345 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 100 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 21 |
| Offside Front Road wheel fixing missing (5.2.1 (a) (i)) | 19 |
| Windscreen damaged and affecting the drivers view of the road (3.2 (a) (ii)) | 15 |
| Rear brake disc in such a condition that it is seriously weakened | 13 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 12 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 11 |
| Registration plate lamp issues | 10 |
| Anti-lock braking system warning lamp indicates an ABS fault | 10 |
| Offside Front Upper Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 9 |
| Nearside Front Headlamp cleaning device for LED or HID headlamp inoperative (4.1.6 (a) (ii)) | 9 |
| Offside Front Headlamp cleaning device for LED or HID headlamp inoperative (4.1.6 (a) (ii)) | 9 |
| Front brake disc in such a condition that it is seriously weakened | 9 |
| Windscreen washer not working | 9 |
| Nearside Front Front fog lamp not working (4.5.1 (a) (ii)) | 8 |
| Nearside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 8 |
| Offside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 8 |
| Offside Rear Road wheel fixing missing (5.2.1 (a) (i)) | 8 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 8 |
| Brake performance unable to be tested (1.2.1 (g)) | 8 |
| Nearside Headlamp cleaning device for LED or HID headlamp inoperative (4.1.6 (a) (ii)) | 7 |
| Offside Headlamp cleaning device for LED or HID headlamp inoperative (4.1.6 (a) (ii)) | 7 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 7 |
| Offside Rear Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 6 |
| Brake performance not tested (1.2.1 (g)) | 6 |
| Nearside Front fog lamp not working (4.5.1 (a) (ii)) | 6 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 6 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 6 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 6 |
| Nearside Front Road wheel fixing missing (5.2.1 (a) (i)) | 6 |
| Nearside Rear Road wheel fixing missing (5.2.1 (a) (i)) | 6 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 6 |