| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 1865 |
| Windscreen wiper does not clear the windscreen effectively | 1434 |
| Registration plate issues | 1203 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 876 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 356 |
| Brake pipe excessively corroded | 304 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 278 |
| Front brake disc in such a condition that it is seriously weakened | 276 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 191 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 182 |
| Windscreen washer not working | 166 |
| Rear brake disc in such a condition that it is seriously weakened | 152 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 152 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 139 |
| Nearside Headlamp not working on main beam (4.1.1 (a) (ii)) | 120 |
| Offside Headlamp not working on main beam (4.1.1 (a) (ii)) | 102 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 100 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 98 |
| Engine MIL inoperative or indicates a malfunction |8.2.2.2 |g|| | 93 |
| Nearside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 92 |
| Nearside Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 91 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 85 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 84 |
| Brake performance not tested (1.2.1 (g)) | 81 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 81 |
| Offside Front Road wheel fixing missing (5.2.1 (a) (i)) | 80 |
| Offside Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 78 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 74 |
| Offside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 71 |
| Nearside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 63 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 60 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 59 |
| Headlamp cleaning device for LED or HID headlamp inoperative (4.1.6 (a) (ii)) | 55 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 54 |
| Offside Rear Road wheel fixing missing (5.2.1 (a) (i)) | 53 |
| Brakes imbalanced across an axle | 50 |
| Nearside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 49 |
| Brake hose excessively deteriorated | 48 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 48 |
| Nearside Front Inner Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 47 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 47 |
| Offside Front Lower Suspension arm ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 47 |
| Nearside Front Headlamp cleaning device for LED or HID headlamp inoperative (4.1.6 (a) (ii)) | 45 |
| Offside Front Inner Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 43 |
| Nearside Headlamp cleaning device for LED or HID headlamp inoperative (4.1.6 (a) (ii)) | 41 |
| Offside Rear Outer Drive shaft joint constant velocity boot split or insecure, no longer prevents the ingress of dirt (6.1.7 (g) (ii)) | 39 |
| Nearside Front Road wheel fixing missing (5.2.1 (a) (i)) | 38 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 37 |