| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 1696 |
| Headlamp aim out of alignment | 970 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 322 |
| Registration plate lamp issues | 252 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 181 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 166 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 163 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 150 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 145 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 132 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 125 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 125 |
| Nearside Headlamp not working on main beam (4.1.1 (a) (ii)) | 106 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 90 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 89 |
| Offside Headlamp not working on main beam (4.1.1 (a) (ii)) | 87 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 74 |
| Windscreen washer not working | 72 |
| Brakes imbalanced across an axle | 71 |
| Registration plate issues | 68 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 58 |
| Nearside Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 58 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 58 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 57 |
| Nearside Front Shock absorbers has a serious fluid leak | 57 |
| Offside Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 57 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 53 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 52 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 51 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 49 |
| Offside Front Shock absorbers has a serious fluid leak | 46 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 46 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 44 |
| Brake pipe excessively corroded | 44 |
| Nearside Rear Parking brake inoperative on one side (1.4.1 (a)) | 42 |
| Front brake disc in such a condition that it is seriously weakened | 40 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 37 |
| Offside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 36 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 35 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 34 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 32 |
| Offside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 32 |
| Nearside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 32 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 31 |
| Brake lever has insufficient reserve travel (1.1.2 (a)) | 28 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 28 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 28 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 28 |
| Nearside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 27 |
| Nearside Front Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 27 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 25 |
| Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 25 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 24 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 24 |
| Rear brake disc in such a condition that it is seriously weakened | 23 |
| Nearside Front Headlamp aim beam image obviously incorrect |1.8.A.1b| | 20 |
| Nearside Front Side repeater not working (4.4.1 (a) (ii)) | 19 |
| Offside Front Anti-roll bar ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 19 |
| Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 19 |