| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 2630 |
| Windscreen wiper does not clear the windscreen effectively | 888 |
| Headlamp aim out of alignment | 815 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 450 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 435 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 291 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 278 |
| Registration plate issues | 186 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 156 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 156 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 147 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 139 |
| Brake pipe excessively corroded | 136 |
| Parking brake: efficiency below requirements |3.7.B.7| | 131 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 130 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 123 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 115 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 113 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 113 |
| Parking brake lever has no reserve travel |3.1.6b| | 103 |
| Offside Front Position lamp not working |4.2.1 |a|| | 103 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 77 |
| Windscreen washer not working | 77 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 76 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 76 |
| Nearside Front Shock absorbers has a serious fluid leak | 76 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 76 |
| Offside Front Shock absorbers has a serious fluid leak | 75 |
| 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)) | 69 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 66 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 65 |
| Horn not working (7.7 (a)) | 65 |
| Front brake disc in such a condition that it is seriously weakened | 63 |
| Brakes imbalanced across an axle | 60 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 57 |
| Offside Rear Shock absorbers has a serious fluid leak | 55 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 54 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 51 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 51 |
| Rear brake disc in such a condition that it is seriously weakened | 50 |
| Offside Front Headlamp light intensity severely reduced (4.1.4 (a)) | 43 |
| Offside Headlamp light intensity severely reduced (4.1.4 (a)) | 41 |
| Service brake efficiency below requirements (1.2.2 (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 |
| Offside Front Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 37 |
| Nearside Rear Shock absorbers has a serious fluid leak | 37 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 36 |
| Front Position lamp not working both (4.2.1 (a) (ii)) | 35 |
| Offside Front Road wheel fixing missing (5.2.1 (a) (i)) | 35 |
| Front Position lamp not working (4.2.1 (a) (ii)) | 33 |
| Nearside Front Headlamp light intensity severely reduced (4.1.4 (a)) | 31 |
| Offside Front Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 31 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 30 |
| Nearside Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 30 |
| Offside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 29 |
| Nearside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 29 |
| Nearside Front Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 29 |
| Anti-lock braking system warning lamp indicates an ABS fault | 29 |
| Nearside Headlamp light intensity severely reduced (4.1.4 (a)) | 28 |
| Offside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 28 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 28 |
| Offside Rear Road wheel fixing missing (5.2.1 (a) (i)) | 27 |
| Front Front position lamp|s| not working |1.1.A.3b| | 27 |
| Horn not working (7.7 (a) (ii)) | 25 |
| Offside Front Headlamp not working on main beam |1.7.5a| | 25 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 25 |