| Most common failures | No# failures |
|---|
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 3 |
| Steering headbearing has excessive free play |2.2.2| | 2 |
| Wheel alignment incorrect which adversely affects the handling |2.5.1| | 2 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 2 |
| Registration plate issues | 2 |
| Headlamp aim out of alignment | 2 |
| Nearside Rear Roller brake test indicates a sticking brake |3.3.A1a| | 1 |
| Nearside Rear Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 1 |
| Offside Rear Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Nearside Footrest insecure |6.2.1a| | 1 |
| Rear reflector on motorcycle missing |1.4.1| | 1 |
| Horn not working |1.7.3a| | 1 |
| Front Front wheel bearings are excessively rough |2.3.5b| | 1 |
| Nearside Sidecar wheel bearings are excessively rough |5.2.3d| | 1 |
| Headlamp insecure |1.2.3b| | 1 |
| Offside Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Wheel alignment incorrect which adversely affects the steering |2.5.1| | 1 |
| Rear reflector on sidecar missing |1.4.1| | 1 |
| Rear position lamp insecure |1.1.1c| | 1 |
| Riders seat insecure |6.2.1a| | 1 |
| Nearside Front Footrest insecure |6.2.1a| | 1 |
| Offside Front Footrest insecure |6.2.1a| | 1 |
| Drive chain excessively tight |6.2.1d| | 1 |
| Wheel has an excessively eccentric bead rim. |4.2.2| | 1 |
| Motorcycle structure insecure and likely to affect the correct functioning of the steering or braking |6.1.1c| | 1 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 1 |