| Most common failures | No# failures |
|---|
| Registration plate issues | 6 |
| Rear reflector on motorcycle missing |1.4.1| | 4 |
| Headlamp aim out of alignment | 3 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 3 |
| Front wheel bearings have excessive free play |2.3.5b| | 3 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 3 |
| Horn missing |1.7.1| | 3 |
| Nearside Front Front shock absorber seal failed and leaking oil |2.3.3| | 2 |
| Horn not working |1.7.3a| | 2 |
| Rear Wheel spoke excessively loose |4.2.1b| | 2 |
| Lower Rear mono-shock insecure |2.4.B.4| | 1 |
| Front Brake pipe inadequately supported |3.2.B2b| | 1 |
| Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 1 |
| Offside Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Front Horn not working |1.7.3a| | 1 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Horn replaced by a bell |1.7.3b| | 1 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Locking device|s| not correctly fitted which may make the motor bicycle dangerous to ride |6.2.1h| | 1 |
| Rear Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 1 |
| Front Stop lamp missing |1.3.3a| | 1 |
| Drive chain excessively loose |6.2.1d| | 1 |
| Drive chain worn to excess |6.2.1e| | 1 |
| Front Wheel spoke excessively loose |4.2.1b| | 1 |
| Rear Position lamp not working (4.2.1 (a)) | 1 |
| Horn not working Came on when tapped (7.7 (a) (ii)) | 1 |
| Front wheel bearings are excessively rough |2.3.5b| | 1 |
| Steering headbearing has excessive free play |2.2.2| | 1 |
| Rear Brake master cylinder insecurely mounted |3.2.B1a| | 1 |
| Rear Brake caliper|s| insecure |3.2.A1j| | 1 |