| Most common failures | No# failures |
|---|
| Rear reflector on motorcycle missing |1.4.1| | 5 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 4 |
| Drive chain excessively loose |6.2.1d| | 4 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 4 |
| Drive chain worn to excess |6.2.1e| | 3 |
| Headlamp aim out of alignment | 3 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Horn not working |1.7.3a| | 2 |
| Front Drive chain sprocket worn to excess |6.2.1e| | 2 |
| Rear Drive chain sprocket worn to excess |6.2.1e| | 2 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Rear position lamp damaged and function impaired |1.1.1b| | 1 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Offside Rear Direction indicator damaged and function impaired |1.5.3a| | 1 |
| Registration plate issues | 1 |
| Nearside Steering lock stop ineffective |2.1.3| | 1 |
| Front Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Rear mono-shock pivot excessively worn |2.4.B.4| | 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 |
| Rear Stop lamp affected by the operation of another lamp |1.3.2| | 1 |
| Rear suspension component loose |2.4.A.1a| | 1 |
| Steering headbearing has excessive free play |2.2.2| | 1 |
| Steering movement excessively stiff with the wheel raised |2.2.1b| | 1 |
| Offside Steering lock stop missing |2.1.3| | 1 |
| Front position lamp damaged and function impaired |1.1.1b| | 1 |
| Rear suspension bush has excessive free play |2.4.A2a|i|| | 1 |
| Decelerometer brake test neither brake control achieves an efficiency of 25% |3.3.E1c| | 1 |
| Offside Front Footrest missing |6.2.1a| | 1 |
| Centre Rear Rear reflector on motorcycle missing |1.4.1| | 1 |
| Nearside Rear Direction indicators not working |1.5.1c| | 1 |
| Front Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Direction indicators not working All |1.5.1c| | 1 |
| Front Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Nearside Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Offside Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Rear Floor brake test indicates a binding brake |3.3.C2c| | 1 |
| Stop lamp affected by the operation of another lamp |1.3.2| | 1 |
| Direction indicators affected by the operation of another lamp |1.5.1c| | 1 |
| Headlamp dipped beam affected by the operation of another lamp |1.2.2c| | 1 |
| Headlamp main beam affected by the operation of another lamp |1.2.2c| | 1 |
| Offside Rear Direction indicators not working |1.5.1c| | 1 |
| Lower Rear suspension bush has excessive free play |2.4.A2a|i|| | 1 |