| Most common failures | No# failures |
|---|
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 7 |
| Registration plate issues | 7 |
| Rear reflector missing (4.8.2 (a) (ii)) | 6 |
| Horn not working (7.7 (a) (ii)) | 6 |
| Horn not working (7.7 (a)) | 4 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 2 |
| Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 2 |
| Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 2 |
| Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 2 |
| Rear Wheel bearing play so excessive it is likely to break up (5.1.3 (a) (ii)) | 2 |
| Stop lamp not working on rear brake (4.3.1 (a) (ii)) | 1 |
| Throttle control functioning such that safe operation of the motorcycle is adversely affected (6.2.7 (a) (ii)) | 1 |
| Rear Wheel spoke excessively loose (5.2.2 (d)) | 1 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Headlamp aim out of alignment | 1 |
| Headlamp insecure (4.1.1 (c)) | 1 |
| Headlamp aim not tested (4.1.2 (b)) | 1 |
| Rear Position lamp not working (4.2.1 (a)) | 1 |
| Stop lamp does not illuminate by the operation of both brake controls BOTH (4.3.2 (a) (iii)) | 1 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Rear Motorcycle structure joining/attachment plate or fastening insecure mudguard, bolts missing (6.1.1 (b) (i)) | 1 |
| Position lamp not working front side light not working (4.2.1 (a)) | 1 |
| Headlamp not working on dipped beam front head light not working (4.1.1 (a) (ii)) | 1 |
| Stop lamp not working rear brake light not working (4.3.1 (a) (ii)) | 1 |
| Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Rear Upper Motorcycle structure joining/attachment plate or fastening so insecure that structural rigidity is seriously reduced subframe attachment bolt broken (6.1.1 (b) (ii)) | 1 |
| Offside Steering operation fouling on the fuel tank or bodywork on full lock Lock stop Missing (2.1.4 (b)) | 1 |
| Drive chain excessively loose (6.1.7 (c) (i)) | 1 |
| Rear Suspension arm ball joint excessively worn (5.3.4 (a) (i)) | 1 |
| Front Wheel excessively distorted (5.2.2 (c) (i)) | 1 |
| Front Brake lagging in operation (1.2.1 (d)) | 1 |
| Front Wheel bearing play so excessive it is likely to break up (5.1.3 (a) (ii)) | 1 |
| Shock absorber has an excessively worn bush (5.3.2 (c)) | 1 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Headlamp aim unable to be tested (4.1.2 (b)) | 1 |
| Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 1 |
| Drive chain worn to excess (6.1.7 (c) (i)) | 1 |
| Rear Drive chain sprocket worn to excess (6.1.7 (c) (i)) | 1 |
| Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Drive chain horseshoe locking device incorrectly fitted (6.1.7 (j) (i)) | 1 |