| Most common failures | No# failures |
|---|
| Front Stop lamp not working (4.3.1 (a) (ii)) | 19 |
| Rear reflector missing (4.8.2 (a) (ii)) | 8 |
| Registration plate issues | 7 |
| Front Brake excessively binding (1.2.1 (f)) | 4 |
| Stop lamp not working (4.3.1 (a) (ii)) | 3 |
| Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 2 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 2 |
| Horn not working (7.7 (a) (ii)) | 2 |
| Rear Brake excessively binding (1.2.1 (f)) | 2 |
| Front Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 2 |
| Headlamp aim out of alignment | 2 |
| Stop lamp not working front brake (4.3.1 (a) (ii)) | 1 |
| Front Stop lamp does not illuminate by the operation of both brake controls front brake control does not operate stop lamp (4.3.2 (a) (iii)) | 1 |
| Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |
| Stop lamp not working when operating front brake (4.3.1 (a) (ii)) | 1 |
| Front Stop lamp not working switch (4.3.1 (a) (ii)) | 1 |
| Front Handlebar fouling on the fuel tank or bodywork on full lock handlebars foul tank on both locks. (2.1.4 (b)) | 1 |
| Central Front Headlamp insecure (4.1.1 (c)) | 1 |
| Rear Brake pipe excessively damaged (1.1.11 (c)) | 1 |
| Horn sound not in accordance with requirements not loud enough (7.7 (c)) | 1 |
| Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 1 |
| Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Stop lamp does not illuminate by the operation of both brake controls Front brake light switch not working (4.3.2 (a) (iii)) | 1 |
| Drive chain excessively tight, so that it is likely to fail (6.1.7 (k) (ii)) | 1 |
| Front Stop lamp not working (when front brake applied) (4.3.1 (a) (ii)) | 1 |
| Wheel alignment incorrect which adversely affects the handling Too far right (2.4 (a)) | 1 |
| Drive chain excessively loose (6.1.7 (c) (i)) | 1 |
| Stop lamp not working Lever (4.3.1 (a) (ii)) | 1 |
| Rear Drive chain excessively tight (6.1.7 (k) (i)) | 1 |
| Position lamp not working (4.2.1 (a)) | 1 |
| Nearside Front Footrest insecure (6.2.12 (a)) | 1 |
| Rear Wheel alignment incorrect which adversely affects the handling (2.4 (a)) | 1 |
| Rear Stop lamp not working front brake lamp switch sticking oiled now working (4.3.1 (a) (ii)) | 1 |
| Offside Wheel alignment incorrect which adversely affects the steering (2.4 (a)) | 1 |
| Horn not working (7.7 (a)) | 1 |
| Rear Brake excessively binding Adjusted. (1.2.1 (f)) | 1 |
| Rear All direction indicators obviously incorrectly positioned also not min distance between (4.4.3 (a)) | 1 |
| Offside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Headlamp aim projected beam image obviously incorrect (4.1.2 (c)) | 1 |
| Rear Wheel spoke excessively loose (5.2.2 (d)) | 1 |
| Drive chain so loose it is likely to fail (6.1.7 (c) (ii)) | 1 |
| Rear Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 1 |
| Central Front Handlebar retaining device loose Handlebars move in retaining clamp (2.2.1 (b) (i)) | 1 |
| Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Stop lamp does not illuminate by the operation of both brake controls Front switch inop (4.3.2 (a) (iii)) | 1 |
| Stop lamp remains on when the brakes are released | 1 |