| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 1642 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 1325 |
| Registration plate issues | 692 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 608 |
| Nearside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 541 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 452 |
| Windscreen wiper does not clear the windscreen effectively | 443 |
| Nearside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 281 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 263 |
| Nearside Rear Road wheel fractured (5.2.2 (a)) | 237 |
| Windscreen washer not working | 235 |
| Nearside Front Road wheel fractured (5.2.2 (a)) | 191 |
| Offside Rear Road wheel fractured (5.2.2 (a)) | 151 |
| Offside Front Road wheel fractured (5.2.2 (a)) | 138 |
| Nearside Front Road wheel fixing missing (5.2.1 (a) (i)) | 134 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 106 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 97 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 66 |
| Nearside Rear Inner Road wheel fractured (5.2.2 (a)) | 60 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 59 |
| Front brake disc in such a condition that it is seriously weakened | 57 |
| Nearside Rear Road wheel fixing missing (5.2.1 (a) (i)) | 57 |
| Nearside Headlamp insecure (4.1.1 (c)) | 50 |
| Nearside Front Headlamp insecure (4.1.1 (c)) | 50 |
| Nearside Front Inner Road wheel fractured (5.2.2 (a)) | 47 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 44 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 42 |
| Rear brake disc in such a condition that it is seriously weakened | 41 |
| Brakes imbalanced across an axle | 39 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 39 |
| Registration plate lamp issues | 38 |
| Nearside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 35 |
| Offside Front Headlamp insecure (4.1.1 (c)) | 35 |
| Nearside Front Lower Suspension arm ball joint excessively worn rear arm (5.3.4 (a) (i)) | 35 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 34 |
| Nearside Front Lower Suspension arm ball joint excessively worn rear (5.3.4 (a) (i)) | 33 |