| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 2130 |
| Headlamp aim out of alignment | 977 |
| Offside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 637 |
| Registration plate lamp issues | 482 |
| Nearside Front Coil spring fractured or broken (5.3.1 (b) (i)) | 382 |
| Nearside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 373 |
| Offside Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 340 |
| Nearside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 319 |
| Offside Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 302 |
| Rear brake disc in such a condition that it is seriously weakened | 282 |
| Nearside Side repeater not working (4.4.1 (a) (ii)) | 276 |
| Offside Side repeater not working (4.4.1 (a) (ii)) | 206 |
| Windscreen washer not working | 204 |
| Offside Headlamp not working on main beam (4.1.1 (a) (ii)) | 198 |
| Nearside Headlamp not working on main beam (4.1.1 (a) (ii)) | 193 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 176 |
| Central Stop lamp(s) not working (4.3.1 (a) (ii)) | 160 |
| Brake pipe excessively corroded | 135 |
| Nearside Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 129 |
| Offside Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 126 |
| Nearside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 122 |
| Registration plate issues | 117 |
| Brakes imbalanced across an axle | 117 |
| Nearside Rear Service brake excessively fluctuating (1.2.1 (e)) | 110 |
| Offside Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 103 |
| Offside Rear Service brake excessively fluctuating (1.2.1 (e)) | 94 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 86 |
| Offside Front Side repeater not working (4.4.1 (a) (ii)) | 82 |
| Nearside Front Side repeater not working (4.4.1 (a) (ii)) | 68 |
| Nearside Rear Service brake excessively binding (1.2.1 (f)) | 66 |
| Reversing lamp inoperative (4.6.1 (a)) | 65 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 65 |
| Nearside Rear Wheel bearing rough when rotated (5.1.3 (b) (i)) | 63 |
| Offside Rear Service brake excessively binding (1.2.1 (f)) | 63 |
| Central Rear Stop lamp(s) not working (4.3.1 (a) (ii)) | 62 |
| Offside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 58 |
| Service brake efficiency below requirements (1.2.2 (a) (i)) | 53 |
| Nearside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 52 |
| Nearside Rear Shock absorbers has a serious fluid leak | 52 |
| Rear Service brake excessively fluctuating (1.2.1 (e)) | 51 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 49 |
| Offside Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 48 |
| Offside Rear Rear fog lamp not working (4.5.1 (a) (ii)) | 47 |
| Offside Rear Wheel bearing rough when rotated (5.1.3 (b) (i)) | 47 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 46 |
| Offside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 46 |
| Nearside Front Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 44 |
| Nearside Rear Brake cable damaged (1.1.15 (a)) | 43 |
| Offside Side repeater not working |1.4.A.2c| | 41 |
| Nearside Side repeater not working |1.4.A.2c| | 41 |
| Central Stop lamp|s| not working |4.3.1 |a| |ii|| | 40 |
| Offside Rear fog lamp not working (4.5.1 (a) (ii)) | 40 |
| Offside Headlamp not working on main beam |4.1.1 |a| |ii|| | 38 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 36 |
| Nearside Side repeater not working |4.4.1 |a| |ii|| | 35 |
| Nearside Front Anti-roll bar linkage ball joint dust cover no longer prevents the ingress of dirt (5.3.4 (b) (ii)) | 35 |
| Nearside Front Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 33 |
| Offside Side repeater not working |4.4.1 |a| |ii|| | 33 |
| Offside Front Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 33 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 32 |