| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 1242 |
| Windscreen wiper does not clear the windscreen effectively | 507 |
| Registration plate issues | 325 |
| Windscreen washer not working | 304 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 269 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 221 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 206 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 182 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 174 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 167 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 166 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 153 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 143 |
| Nearside Front Road wheel fixing missing (5.2.1 (a) (i)) | 143 |
| Nearside Front Shock absorbers has a serious fluid leak | 142 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 137 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 135 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 128 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 111 |
| Nearside Rear Road wheel fixing missing (5.2.1 (a) (i)) | 101 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 91 |
| Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 74 |
| Offside Rear Shock absorbers has a serious fluid leak | 67 |
| Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 67 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 62 |
| Offside Front Road wheel fixing missing (5.2.1 (a) (i)) | 61 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 61 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 60 |
| Offside Front Shock absorbers has a serious fluid leak | 58 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 55 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 54 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 45 |
| Nearside Rear Road wheel fractured (5.2.2 (a)) | 42 |
| Offside Rear Road wheel fixing missing (5.2.1 (a) (i)) | 41 |
| Nearside Front Lower Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 33 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 32 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 32 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 30 |
| Nearside Front Side repeater not working (4.4.1 (a) (ii)) | 29 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 29 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 29 |
| Electronic parking brake control inoperative (1.1.6 (d)) | 29 |
| Offside Front Lower Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 29 |
| Nearside Rear Shock absorbers has a serious fluid leak | 29 |
| Brakes imbalanced across an axle | 28 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 27 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 27 |
| Rear brake disc in such a condition that it is seriously weakened | 26 |
| Offside Front Seat belt retracting mechanism defective (7.1.2 (e)) | 25 |
| Nearside Front Road wheel fractured (5.2.2 (a)) | 24 |