| Most common failures | No# failures |
|---|
| Rear reflector on motorcycle missing |1.4.1| | 2 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 2 |
| Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 1 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Headlamp aim not tested (4.1.2 (b)) | 1 |
| Drive chain excessively tight |6.2.1d| | 1 |
| Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Rear Wheel spoke excessively loose |4.2.1b| | 1 |
| Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 1 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 1 |
| Registration plate issues | 1 |
| Front Steering movement excessively stiff with the wheel raised |2.2.1b| | 1 |
| Rear Rear suspension bush has excessive free play |2.4.A2a|i|| | 1 |
| Rear Rear wheel rotation likely to be impeded |6.2.1b| | 1 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Rear Exhaust noise is clearly in excess of that emitted by a similar motor bicycle fitted with a standard silencer in average condition |7.1.2| | 1 |
| Front Brake component defective due to a deliberate modification which significantly reduces the original strength |3.1.5| | 1 |
| Rear Brake component defective due to a deliberate modification which significantly reduces the original strength |3.1.5| | 1 |
| Wheel alignment incorrect which adversely affects the handling |2.5.1| | 1 |
| Rear Motorcycle structure adversely modified |6.1.1b| | 1 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Nearside Direction indicator flashing more than 120 times per minute |1.5.1c| | 1 |
| Offside Direction indicator flashing more than 120 times per minute |1.5.1c| | 1 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Front Brake disc|s| excessively worn |3.2.A1l| | 1 |