| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 249 |
| Windscreen wiper does not clear the windscreen effectively | 248 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 70 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 64 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 55 |
| Nearside Headlamp not working on main beam (4.1.1 (a) (ii)) | 43 |
| Registration plate issues | 41 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 38 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 33 |
| Offside Headlamp not working on main beam (4.1.1 (a) (ii)) | 32 |
| Front brake disc in such a condition that it is seriously weakened | 29 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 28 |
| Offside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 27 |
| Nearside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 21 |
| Windscreen washer not working | 21 |
| Nearside Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 18 |
| Offside Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 18 |
| Offside Headlamp not working on main beam |4.1.1 |a| |ii|| | 18 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 17 |
| Nearside Headlamp not working on main beam |1.7.5a| | 16 |
| Nearside Rear Upper Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 15 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 14 |
| Offside Front Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 13 |
| Offside Headlamp not working on main beam |1.7.5a| | 13 |
| Nearside Front Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 12 |
| Rear brake disc in such a condition that it is seriously weakened | 11 |
| Offside Rear Upper Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 11 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 10 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 10 |
| Nearside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 9 |
| Offside Front Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 9 |
| Nearside Headlamp aim not tested (4.1.2 (b)) | 9 |
| Offside Headlamp aim not tested (4.1.2 (b)) | 8 |
| Nearside Headlamp not working on main beam |4.1.1 |a| |ii|| | 8 |
| Registration plate lamp issues | 8 |
| Nearside Rear Wheel bearing rough when rotated (5.1.3 (b) (i)) | 8 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 8 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 7 |
| Offside Front Suspension arm pin or bush excessively worn rear bush (5.3.4 (a) (i)) | 7 |
| Headlamp aim not tested (4.1.2 (b)) | 7 |
| Nearside Front Road wheel fixing missing (5.2.1 (a) (i)) | 6 |
| Offside Front Headlamp aim not tested (4.1.2 (b)) | 6 |
| Offside Headlamp light intensity severely reduced (4.1.4 (a)) | 6 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 6 |
| Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 6 |
| Offside Front Lower Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 6 |
| Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 6 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 6 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 6 |
| Brake performance not tested (1.2.1 (g)) | 6 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 6 |
| Engine MIL inoperative or indicates a malfunction |8.2.2.2 |g|| | 6 |
| Nearside Rear Road wheel fixing missing |5.2.1 |a| |i|| | 5 |
| Nearside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 5 |
| Nearside Front Service brake excessively fluctuating (1.2.1 (e)) | 5 |
| Offside Front Brake hose excessively twisted (1.1.12 (b) (ii)) | 5 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 5 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 5 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 5 |
| Offside Headlamp aim not tested |4.1.2 |b|| | 5 |