| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 4187 |
| Headlamp aim out of alignment | 1621 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 555 |
| Windscreen washer not working | 511 |
| Registration plate issues | 332 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 242 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 230 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 227 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 226 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 213 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 212 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 208 |
| Rear brake disc in such a condition that it is seriously weakened | 132 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 129 |
| Offside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 105 |
| Nearside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 96 |
| Registration plate lamp issues | 96 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 91 |
| Brake pedal anti-slip provision missing (1.1.2 (c)) | 84 |
| Nearside Front Side repeater not working (4.4.1 (a) (ii)) | 75 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 68 |
| Offside Front Side repeater not working (4.4.1 (a) (ii)) | 65 |
| Brake fluid significantly below minimum mark (1.1.10 (d) (ii)) | 56 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 47 |
| Offside Front Road wheel fixing missing (5.2.1 (a) (i)) | 43 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 43 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 42 |
| Brakes imbalanced across an axle | 42 |
| Offside Rear Service brake excessively fluctuating (1.2.1 (e)) | 39 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 38 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 38 |