| Most common failures | No# failures |
|---|
| Registration plate issues | 3 |
| Drive chain excessively loose |6.2.1d| | 2 |
| Drive chain excessively tight |6.2.1d| | 2 |
| Clutch lever shortened so it cannot be readily operated. |6.2.1g| | 2 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Nearside Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |
| Offside Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |
| Headlamp aim out of alignment | 1 |
| Stop lamp not working front brake switch non functional |4.3.1 |a| |ii|| | 1 |
| Drive chain worn to excess |6.2.1e| | 1 |
| Offside Rear Locking devices not correctly fitted which may make the motor bicycle dangerous to ride |6.2.1h| | 1 |
| Brake performance not tested |3.3| | 1 |
| Headlamp aim not tested |1.6| | 1 |
| An item not tested |Manual| | 1 |
| Decelerometer brake test no brake control achieves an efficiency of 30% |3.3.E1a| | 1 |
| Decelerometer brake test neither brake control achieves an efficiency of 25% |3.3.E1c| | 1 |
| Offside Front Brake lever cannot be applied smoothly |3.1.3d| | 1 |
| Offside Front Lower Exhaust excessively deteriorated |7.1.1a| | 1 |
| Offside Front Lower Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Exhaust mounting does not fully support the exhaust system |7.1.1.c| | 1 |
| Front wheel bearings are excessively rough |2.3.5b| | 1 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Rear Locking devices not correctly fitted which may make the motor bicycle dangerous to ride |6.2.1h| | 1 |
| Offside Front Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Offside Rear Brake locking device missing |3.2.A1e| | 1 |
| Offside Rear Rear wheel spindle securing nut locking device missing |2.4.A.2b| | 1 |