| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 3902 |
| Windscreen wiper does not clear the windscreen effectively | 1476 |
| Headlamp aim out of alignment | 1267 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 539 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 496 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 426 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 401 |
| Registration plate issues | 283 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 266 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 259 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 237 |
| Offside Front Position lamp not working |4.2.1 |a|| | 229 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 225 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 197 |
| Parking brake: efficiency below requirements |3.7.B.7| | 195 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 140 |
| Brake pipe excessively corroded | 139 |
| Parking brake lever has no reserve travel |3.1.6b| | 134 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 122 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 121 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 119 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 109 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 108 |
| Front brake disc in such a condition that it is seriously weakened | 99 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 98 |
| Brakes imbalanced across an axle | 87 |
| Windscreen washer not working | 79 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 75 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 74 |
| Nearside Front Shock absorbers has a serious fluid leak | 73 |
| Offside Front Shock absorbers has a serious fluid leak | 72 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 69 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 69 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 67 |
| Rear brake binding | 64 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 57 |
| Rear brake disc in such a condition that it is seriously weakened | 56 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 54 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 54 |
| Offside Front Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 48 |
| Nearside Front Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 46 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 46 |
| Engine MIL inoperative or indicates a malfunction |8.2.1.2 |h|| | 45 |
| Offside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 45 |
| Front Front position lamp|s| not working |1.1.A.3b| | 45 |
| Windscreen has damage | 44 |
| Front position lamp|s| not working |1.1.A.3b| | 44 |
| Offside Headlamp light intensity severely reduced (4.1.4 (a)) | 44 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 43 |
| Nearside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 42 |
| Nearside Front Headlamp not working on main beam |1.7.5a| | 41 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 40 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 40 |
| Nearside Front Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 39 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 39 |
| Offside Front Headlamp light intensity severely reduced (4.1.4 (a)) | 37 |
| Offside Front Headlamp not working on main beam |1.7.5a| | 36 |
| Offside Front Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 35 |
| Nearside Headlamp not working on main beam |1.7.5a| | 34 |
| Offside Front Road wheel fixing missing (5.2.1 (a) (i)) | 31 |
| Offside Headlamp excessively deteriorated so that the light output is severely reduced |1.7.5a| | 31 |