| Most common failures | No# failures |
|---|
| Front wheel bearings have excessive free play |2.3.5b| | 4 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 4 |
| Headlamp aim out of alignment | 3 |
| Rear reflector on motorcycle missing |1.4.1| | 2 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Front Front wheel bearings are excessively rough |2.3.5b| | 2 |
| Front wheel bearings are excessively rough |2.3.5b| | 2 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 2 |
| Horn not working |1.7.3a| | 2 |
| Registration plate issues | 2 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Horn missing |1.7.1| | 1 |
| Front Horn not loud enough to be heard by another road user |1.7.3a| | 1 |
| Nearside Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Front Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Drive chain worn to excess |6.2.1e| | 1 |
| Front Horn not working |1.7.3a| | 1 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Front Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Front Wheel bearing so rough it is likely to overheat or break up (5.1.3 (b) (ii)) | 1 |
| Horn not working (7.7 (a)) | 1 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Fuel cap ineffective Seal missing (6.1.3 (b) (i)) | 1 |