| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 2248 |
| Windscreen wiper does not clear the windscreen effectively | 1483 |
| Registration plate lamp issues | 811 |
| Brake pipe excessively corroded | 760 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 396 |
| Registration plate issues | 364 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 360 |
| Nearside Rear Lower Shock absorbers has an excessively worn bush (5.3.2 (c)) | 297 |
| Offside Rear Lower Shock absorbers has an excessively worn bush (5.3.2 (c)) | 275 |
| Reversing lamp inoperative (4.6.1 (a)) | 223 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 212 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 191 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 170 |
| Offside Front Position lamp not working |4.2.1 |a|| | 158 |
| Windscreen washer not working | 155 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 141 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 139 |
| Nearside Rear Shock absorbers has an excessively worn bush (5.3.2 (c)) | 130 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 129 |
| Offside Rear Shock absorbers has an excessively worn bush (5.3.2 (c)) | 116 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 116 |
| Nearside Rear Lower Shock absorber has an excessively worn bush |2.7.4| | 116 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 111 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 108 |
| Offside Stop lamp not working |1.2.1b| | 102 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 101 |
| Offside Rear Lower Shock absorber has an excessively worn bush |2.7.4| | 101 |
| Nearside Stop lamp not working |1.2.1b| | 99 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 99 |
| Stop lamp(s) all not working (4.3.1 (a) (iii)) | 81 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 75 |
| Nearside Rear Lower Shock absorbers has an excessively worn bush |5.3.2 |c|| | 74 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 73 |
| Brakes imbalanced across an axle | 64 |
| Reversing lamp inoperative |4.6.1 |a|| | 60 |
| Nearside Rear Upper Shock absorbers has an excessively worn bush (5.3.2 (c)) | 58 |
| Offside Rear Stop lamp not working |1.2.1b| | 57 |
| Nearside Rear Stop lamp not working |1.2.1b| | 56 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 55 |
| Offside Rear Upper Shock absorbers has an excessively worn bush (5.3.2 (c)) | 55 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 54 |
| Offside Rear Lower Shock absorbers has an excessively worn bush |5.3.2 |c|| | 53 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 53 |
| Parking brake lever has no reserve travel |3.1.6b| | 53 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 51 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 51 |
| Nearside Rear Shock absorber has an excessively worn bush |2.7.4| | 47 |
| Offside Rear Shock absorber has an excessively worn bush |2.7.4| | 45 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 44 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 44 |
| Service brake efficiency below requirements |1.2.2 |a| |i|| | 43 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 41 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 41 |
| Windscreen washer jets misaligned and not providing sufficient fluid to the windscreen (3.5 (a)) | 40 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 40 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 39 |
| Nearside Rear Position lamp not working |4.2.1 |a|| | 39 |
| Service brake: efficiency below requirements |3.7.B.7| | 38 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 37 |
| Brake hose excessively deteriorated | 36 |
| Horn not working (7.7 (a) (ii)) | 36 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 36 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 35 |
| Horn not working (7.7 (a)) | 34 |
| Rear brake disc in such a condition that it is seriously weakened | 34 |
| Nearside Rear Stop lamp|s| not working |4.3.1 |a| |ii|| | 34 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 32 |
| Nearside Headlamp insecure (4.1.1 (c)) | 31 |
| Offside Rear Stop lamp|s| not working |4.3.1 |a| |ii|| | 31 |
| Offside Front Seat belt damaged sufficient to significantly weakened the webbing |5.2.2a| | 30 |
| Offside Rear Position lamp not working |4.2.1 |a|| | 30 |
| Nearside Rear Reversing lamp inoperative (4.6.1 (a)) | 29 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 27 |
| Offside Headlamp insecure (4.1.1 (c)) | 27 |
| Nearside Drag link end ball joint dust cover excessively damaged or deteriorated so that it no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 27 |
| Nearside Rear Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 27 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 26 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 26 |
| Nearside Rear Shock absorbers has an excessively worn bush |5.3.2 |c|| | 26 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 26 |
| Nearside Track rod end ball joint dust cover excessively damaged or deteriorated so that it no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 26 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 26 |
| Nearside Front Drag link end ball joint dust cover excessively damaged or deteriorated so that it no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 25 |
| Nearside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 25 |
| Offside Front Seat belt damaged (7.1.2 (b) (i)) | 25 |
| Nearside Front Track rod end ball joint dust cover excessively damaged or deteriorated so that it no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 25 |