| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 1756 |
| Headlamp aim out of alignment | 884 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 576 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 195 |
| Registration plate issues | 169 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 147 |
| Windscreen washer not working | 133 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 103 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 81 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 70 |
| Horn not working (7.7 (a)) | 61 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 48 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 48 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 44 |
| Nearside Front Road wheel fixing missing (5.2.1 (a) (i)) | 41 |
| Horn not working (7.7 (a) (ii)) | 39 |
| Rear brake disc in such a condition that it is seriously weakened | 38 |
| Brakes imbalanced across an axle | 35 |
| Nearside Rear Road wheel fixing missing (5.2.1 (a) (i)) | 34 |
| Offside Rear Direction indicator not working (4.4.1 (a) (ii)) | 30 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 30 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 29 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 28 |
| Offside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 24 |
| Nearside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 24 |
| Offside Rear Shock absorbers has a serious fluid leak | 23 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 23 |
| Offside Rear Seat belt buckle not functioning as intended (7.1.2 (d)) | 22 |
| Nearside Front Shock absorbers has a serious fluid leak | 22 |
| Horn not working |7.7 |a| |ii|| | 21 |
| Offside Front Road wheel fixing missing (5.2.1 (a) (i)) | 21 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 21 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 19 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 17 |
| Headlamp levelling device inoperative (4.1.5 (a)) | 17 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 17 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 16 |
| Offside Rear Road wheel fixing missing (5.2.1 (a) (i)) | 16 |