| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 745 |
| Windscreen wiper does not clear the windscreen effectively | 314 |
| Registration plate issues | 218 |
| Windscreen washer not working | 173 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 121 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 93 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 90 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 85 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 82 |
| Nearside Front Road wheel fixing missing (5.2.1 (a) (i)) | 77 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 75 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 73 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 63 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 60 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 59 |
| Nearside Rear Road wheel fixing missing (5.2.1 (a) (i)) | 58 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 53 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 50 |
| Nearside Front Shock absorbers has a serious fluid leak | 43 |
| Offside Front Road wheel fixing missing (5.2.1 (a) (i)) | 37 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 34 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 31 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 30 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 29 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 25 |
| Nearside Rear Road wheel fractured (5.2.2 (a)) | 24 |
| Offside Rear Road wheel fixing missing (5.2.1 (a) (i)) | 24 |
| Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 23 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 22 |
| Offside Front Seat belt retracting mechanism defective (7.1.2 (e)) | 19 |
| Nearside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 19 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 17 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 17 |
| Electronic parking brake control inoperative (1.1.6 (d)) | 17 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 17 |
| Rear brake disc in such a condition that it is seriously weakened | 17 |
| Offside Front Shock absorbers has a serious fluid leak | 16 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 15 |
| Nearside Headlamp aim not tested (4.1.2 (b)) | 15 |
| Offside Rear Shock absorbers has a serious fluid leak | 14 |
| Brakes imbalanced across an axle | 14 |
| Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 14 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 13 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 13 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 13 |