| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 1069 |
| Headlamp aim out of alignment | 382 |
| Registration plate issues | 55 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 53 |
| Brake pipe excessively corroded | 45 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 24 |
| Nearside Rear Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 23 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 22 |
| Exhaust Lambda reading after 2nd fast idle outside specified limits (8.2.1.2 (c)) | 20 |
| Front brake disc in such a condition that it is seriously weakened | 20 |
| Offside Rear Anti-roll bar pin or bush excessively worn (5.3.4 (a) (i)) | 20 |
| Nearside Front Service brake excessively fluctuating (1.2.1 (e)) | 19 |
| Offside Front Service brake excessively fluctuating (1.2.1 (e)) | 18 |
| Windscreen washer not working | 17 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 15 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 15 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 15 |
| Brakes imbalanced across an axle | 14 |
| Rear brake disc in such a condition that it is seriously weakened | 12 |
| Front Service brake excessively fluctuating (1.2.1 (e)) | 11 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 11 |
| Registration plate lamp issues | 10 |
| Offside Front Road wheel fixing missing (5.2.1 (a) (i)) | 10 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 10 |
| Rear fog lamp switch not operating in accordance with the requirements (4.5.3 (a)) | 9 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 8 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 8 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 8 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 8 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 7 |
| Brake performance not tested (1.2.1 (g)) | 7 |
| Offside Front Track rod end ball joint has excessive play (2.1.3 (b) (i)) | 7 |
| Front fog lamp switch not operating in accordance with the requirements (4.5.3 (a)) | 7 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 7 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 7 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 7 |
| Windscreen washer jets misaligned and not providing sufficient fluid to the windscreen (3.5 (a)) | 7 |
| Offside Headlamp not working on main beam (4.1.1 (a) (ii)) | 7 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 7 |
| Nearside Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 7 |