| Most common failures | No# failures |
|---|
| Rear reflector missing (4.8.2 (a) (ii)) | 26 |
| Registration plate issues | 25 |
| Horn not working (7.7 (a) (ii)) | 12 |
| Horn not working (7.7 (a)) | 9 |
| Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 5 |
| Headlamp aim projected beam image obviously incorrect (4.1.2 (c)) | 4 |
| Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 3 |
| Front Wheel bearing play so excessive it is likely to break up (5.1.3 (a) (ii)) | 3 |
| Headlamp aim out of alignment | 3 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 3 |
| Front Wheel spoke excessively loose (5.2.2 (d)) | 2 |
| Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 2 |
| Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 2 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 2 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 2 |
| Rear Position lamp not working (4.2.1 (a)) | 2 |
| Front Stop lamp missing (4.3.1 (a) (ii)) | 1 |
| Drive chain horseshoe locking device likely to become detached (6.1.7 (j) (ii)) | 1 |
| Dipswitch does not operate immediately when selected on dipped beam (4.1.3 (b)) | 1 |
| Front Position lamp not working (4.2.1 (a)) | 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 Wheel spoke excessively loose Two spokes with white crayon tightend. (5.2.2 (d)) | 1 |
| Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Rear Stop lamp missing (4.3.1 (a) (ii)) | 1 |
| Throttle operating incorrectly (6.2.7 (a) (i)) | 1 |
| Rear Position lamp missing (4.2.1 (a)) | 1 |
| Position lamp not working (4.2.1 (a)) | 1 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Riders seat insecure (6.2.5 (a) (ii)) | 1 |
| Rear Suspension arm ball joint excessively worn lower shock bearing (5.3.4 (a) (i)) | 1 |
| Nearside Rear Direction indicator missing (4.4.1 (a) (ii)) | 1 |
| Offside Rear Direction indicator missing (4.4.1 (a) (ii)) | 1 |
| Rear Brake excessively binding (1.2.1 (f)) | 1 |
| Front Stop lamp not working front brake (4.3.1 (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 projected beam image obviously incorrect high beam on all the time. dip beam on when hi beam is selected (4.1.2 (c)) | 1 |
| Wheel bearing rough when rotated Front (5.1.3 (b) (i)) | 1 |
| Headlamp aim so that beam "kick up" is not visible on the screen (4.1.2 (a)) | 1 |
| Headlamp aim not tested (4.1.2 (b)) | 1 |
| All direction indicators missing (4.4.1 (a) (ii)) | 1 |
| Drive chain horseshoe locking device likely to become detached did come detached during test (6.1.7 (j) (ii)) | 1 |
| Offside Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |