| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 223 |
| Windscreen wiper does not clear the windscreen effectively | 185 |
| Headlamp aim out of alignment | 132 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 54 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 48 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 37 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 29 |
| Offside Front Position lamp not working |4.2.1 |a|| | 28 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 22 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 21 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 19 |
| Registration plate issues | 18 |
| Rear fog lamp not working |1.3.2b| | 13 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 13 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 11 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 10 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 10 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 10 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 10 |
| Nearside Rear Shock absorbers has a serious fluid leak | 9 |
| Supplementary restraint system warning lamp indicates a fault |7.1.6 |a|| | 9 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 9 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 9 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 8 |
| Offside Rear Shock absorbers has a serious fluid leak | 8 |
| Anti-lock braking system warning lamp indicates an ABS fault | 8 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 8 |
| Supplementary restraint system warning lamp indicates a fault (7.1.6 (a)) | 8 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 7 |
| Parking brake: efficiency below requirements |3.7.B.7| | 7 |
| Nearside Rear Shock absorber has a serious fluid leak |2.7.3| | 7 |
| Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 7 |
| Rear brake disc in such a condition that it is seriously weakened | 6 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 6 |
| Brake pedal anti-slip provision incomplete |3.3.A.1b| | 5 |
| Offside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 5 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 5 |
| Offside Front Upper Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 5 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 5 |
| Offside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 5 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 4 |
| Front Front position lamp|s| not working |1.1.A.3b| | 4 |
| Nearside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 4 |
| Offside Front Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 4 |
| Offside Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 4 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 4 |
| Nearside Front Headlamp light intensity severely reduced (4.1.4 (a)) | 4 |
| Front Position lamp not working (4.2.1 (a) (ii)) | 4 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 4 |
| Offside Front Headlamp light intensity severely reduced (4.1.4 (a)) | 4 |
| Nearside Front Anti-roll bar linkage ball joint excessively worn (5.3.4 (a) (i)) | 4 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 4 |
| Offside Front Road wheel fixing missing (5.2.1 (a) (i)) | 4 |