| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 361 |
| Windscreen wiper does not clear the windscreen effectively | 283 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 27 |
| Windscreen washer not working | 20 |
| Offside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 13 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 13 |
| Offside Rear Shock absorbers has a serious fluid leak | 13 |
| Rear brake disc in such a condition that it is seriously weakened | 13 |
| Registration plate issues | 12 |
| Brakes imbalanced across an axle | 12 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 10 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 10 |
| Nearside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 9 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 8 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 8 |
| Rear fog lamp tell-tale not working (4.9.1 (a) (ii)) | 7 |
| Offside Rear Service brake excessively fluctuating (1.2.1 (e)) | 6 |
| Nearside Rear Shock absorbers has a serious fluid leak | 6 |
| Offside Rear fog lamp likely to become detached (4.5.1 (c) (ii)) | 5 |
| Central Rear Seat belt buckle not functioning as intended (7.1.2 (d)) | 5 |
| Exhaust on a vehicle fitted with a diesel particulate filter emits visible smoke of any colour (8.2.2.2 (d)) | 5 |
| Central Rear Seat belt retracting mechanism defective (7.1.2 (e)) | 5 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 5 |
| Offside Front Road wheel fixing missing (5.2.1 (a) (i)) | 5 |
| Offside Front Anti-roll bar linkage insecurely attached (5.3.3 (a) (i)) | 5 |
| Exhaust emissions exceed manufacturers specified limit (8.2.2.2 (a)) | 4 |
| Offside Rear Coil spring fractured or broken (5.3.1 (b) (i)) | 4 |
| Emissions not tested (8.2.2.2 (e)) | 4 |
| Offside Front Anti-roll bar linkage ball joint likely to become detached (5.3.4 (a) (ii)) | 4 |
| Nearside Front Service brake excessively fluctuating (1.2.1 (e)) | 4 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 4 |
| Front brake disc in such a condition that it is seriously weakened | 4 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 3 |
| Electronic parking brake warning indicates a malfunction (1.1.6 (e)) | 3 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 3 |
| Nearside Rear Service brake excessively fluctuating (1.2.1 (e)) | 3 |