| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 544 |
| Registration plate lamp issues | 467 |
| Headlamp aim out of alignment | 355 |
| Registration plate issues | 103 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 71 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 68 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 65 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 63 |
| Parking brake lever has no reserve travel |3.1.6b| | 63 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 51 |
| Windscreen washer not working | 48 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 45 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 41 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 34 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 33 |
| Horn not working (7.7 (a)) | 33 |
| Parking brake: efficiency below requirements |3.7.B.7| | 29 |
| Brake pipe excessively corroded | 28 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 27 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 22 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 22 |
| Nearside Front Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 20 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 20 |
| Offside Front Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 19 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 18 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 18 |
| Brakes imbalanced across an axle | 18 |
| Rear brake disc in such a condition that it is seriously weakened | 15 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 15 |
| Nearside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 14 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 13 |
| Offside Front Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 12 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 12 |
| Rear brake binding | 11 |
| Front brake disc in such a condition that it is seriously weakened | 11 |
| Nearside Front Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 11 |
| Nearside Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 10 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 10 |
| Steering column universal joint has excessive play |2.1.5| | 10 |
| Offside Front Lower Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 9 |
| Windscreen has damage | 9 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 9 |
| Nearside Front Upper Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 9 |
| Offside Front Upper Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 9 |
| Offside Rear Shock absorbers has a serious fluid leak | 9 |
| Offside Front Valve stem seriously damaged |4.1.D.1e| | 8 |
| Offside Front Road wheel fixing missing (5.2.1 (a) (i)) | 8 |
| Anti-lock braking system warning lamp indicates an ABS fault | 8 |
| Offside Front Headlamp light intensity severely reduced (4.1.4 (a)) | 8 |
| Offside Headlamp aim not tested (4.1.2 (b)) | 8 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 8 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 8 |
| Offside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 8 |
| Rear Mechanical brake component has restricted free movement | 8 |