| Most common failures | No# failures |
|---|
| Rear reflector missing (4.8.2 (a) (ii)) | 35 |
| Registration plate issues | 28 |
| Horn not working (7.7 (a)) | 18 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 13 |
| Headlamp aim out of alignment | 9 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 8 |
| Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 6 |
| Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 4 |
| Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 2 |
| Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 2 |
| Rear Position lamp not working (4.2.1 (a)) | 2 |
| Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 2 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 2 |
| Registration plate lamp issues | 2 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 2 |
| Rear Drive chain so worn it is likely to fail (6.1.7 (c) (ii)) | 1 |
| Front Headlamp light intensity severely reduced flickering (4.1.4 (a)) | 1 |
| Wheel spoke missing (5.2.2 (d)) | 1 |
| Drive chain excessively tight (6.1.7 (k) (i)) | 1 |
| Front Wheel excessively distorted (5.2.2 (c) (i)) | 1 |
| Rear Wheel spoke excessively loose (5.2.2 (d)) | 1 |
| Front Wheel spoke missing (5.2.2 (d)) | 1 |
| Horn not working Horn missing / not working (7.7 (a)) | 1 |
| Dipswitch does not operate immediately when selected on main beam (4.1.3 (b)) | 1 |
| Front Wheel bearing play so excessive it is likely to break up (5.1.3 (a) (ii)) | 1 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Central Rear Rear reflector missing Reflector Missing (4.8.2 (a) (ii)) | 1 |
| Headlamp aim unable to be tested (4.1.2 (b)) | 1 |
| Nearside Rear Wheel bearing has excessive play both bearing in rear wheel (5.1.3 (a) (i)) | 1 |
| Central Rear Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Rear Drive chain sprocket so worn it is likely to fail (6.1.7 (c) (ii)) | 1 |
| Drive chain worn to excess (6.1.7 (c) (i)) | 1 |
| Front Wheel damaged or distorted to the extent that control of the motorcycle is likely to be adversely affected (5.2.2 (c) (ii)) | 1 |
| Rear Position lamp light intensity significantly reduced (4.2.3 (a) (ii)) | 1 |
| Rear Brake pedal not releasing correctly and functionality of brakes affected (1.1.2 (b) (ii)) | 1 |
| Front Horn not working (7.7 (a)) | 1 |
| Front Drive chain sprocket worn to excess (6.1.7 (c) (i)) | 1 |
| Nearside Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Front Wheel spoke cracked (5.2.2 (d)) | 1 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Rear Wheel bearing play so excessive it is likely to break up (5.1.3 (a) (ii)) | 1 |
| Drive chain excessively loose (6.1.7 (c) (i)) | 1 |
| Stop lamp remains on when the brakes are released | 1 |
| Headlamp aim not tested (4.1.2 (b)) | 1 |
| Front Wheel bearing so rough it is likely to overheat or break up (5.1.3 (b) (ii)) | 1 |
| Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |
| Front Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Horn not working the horn had been removed but was re fitted back whilst carrying out the mot (7.7 (a)) | 1 |