| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 2909 |
| Windscreen wiper does not clear the windscreen effectively | 1932 |
| Brake pipe excessively corroded | 1224 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 793 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 705 |
| Registration plate lamp issues | 640 |
| Registration plate issues | 374 |
| Nearside Rear Lower Shock absorbers has an excessively worn bush (5.3.2 (c)) | 372 |
| Offside Rear Lower Shock absorbers has an excessively worn bush (5.3.2 (c)) | 330 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 235 |
| Windscreen washer not working | 220 |
| Offside Stop lamp(s) not working (4.3.1 (a) (ii)) | 219 |
| Nearside Rear Shock absorbers has an excessively worn bush (5.3.2 (c)) | 192 |
| Nearside Rear Upper Shock absorbers has an excessively worn bush (5.3.2 (c)) | 178 |
| Offside Rear Upper Shock absorbers has an excessively worn bush (5.3.2 (c)) | 177 |
| Offside Rear Shock absorbers has an excessively worn bush (5.3.2 (c)) | 171 |
| Offside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 170 |
| Nearside Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 164 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 145 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 143 |
| Engine MIL inoperative or indicates a malfunction (8.2.2.2 (g)) | 135 |
| Offside Front Position lamp not working |4.2.1 |a|| | 127 |
| Reversing lamp inoperative (4.6.1 (a)) | 126 |
| Stop lamp(s) all not working (4.3.1 (a) (iii)) | 119 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 104 |
| Nearside Front Position lamp not working |4.2.1 |a|| | 104 |
| Windscreen washer jets misaligned and not providing sufficient fluid to the windscreen (3.5 (a)) | 100 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 91 |
| Parking brake lever has excessive movement indicating incorrect adjustment (1.1.6 (c)) | 89 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 79 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 75 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 70 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 70 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 67 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 67 |
| Offside Front Seat belt damaged (7.1.2 (b) (i)) | 61 |
| Nearside Rear Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 58 |
| Offside Front Seat belt webbing significantly weakened (7.1.2 (b) (ii)) | 56 |
| Horn not working (7.7 (a)) | 54 |
| Electronic stability control warning lamp indicates a fault (7.12 (e)) | 51 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 49 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 47 |
| Anti-lock braking system warning lamp indicates an ABS fault | 47 |
| Central Stop lamp(s) not working (4.3.1 (a) (ii)) | 46 |
| Engine MIL inoperative or indicates a malfunction (8.2.1.2 (h)) | 43 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 42 |
| Offside Rear Lower Shock absorbers has an excessively worn bush |5.3.2 |c|| | 41 |
| Offside Rear Anti-roll bar linkage pin or bush excessively worn (5.3.4 (a) (i)) | 41 |
| Offside Stop lamp|s| not working |4.3.1 |a| |ii|| | 39 |
| Nearside Stop lamp|s| not working |4.3.1 |a| |ii|| | 39 |
| Nearside Rear Lower Shock absorbers has an excessively worn bush |5.3.2 |c|| | 39 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 39 |
| Brakes imbalanced across an axle | 38 |
| Nearside Headlamp insecure (4.1.1 (c)) | 38 |
| Offside Front Axle swivel pins and bushes swivel pin and/or bush excessively worn (5.1.2 (b) (i)) | 38 |
| Front Windscreen washer jets misaligned and not providing sufficient fluid to the windscreen (3.5 (a)) | 38 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 38 |
| Offside Headlamp insecure (4.1.1 (c)) | 37 |
| Nearside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 37 |
| Nearside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 36 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 35 |
| Nearside Rear reflector missing (4.8.2 (a) (ii)) | 34 |
| Offside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 33 |
| Offside Headlamp not working on main beam (4.1.1 (a) (ii)) | 33 |
| Offside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 32 |
| Rear Stop lamp(s) all not working (4.3.1 (a) (iii)) | 31 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 30 |
| Nearside Rear Stop lamp|s| not working |4.3.1 |a| |ii|| | 30 |
| 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)) | 30 |