| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 2 |
| Rear Brake disc|s| insecure |3.2.A1g| | 2 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Stop lamp affected by the operation of another lamp |1.3.2| | 1 |
| Drive chain fouling another component |6.2.1d| | 1 |
| Brake master cylinder insecurely mounted |3.2.B1a| | 1 |
| Brake disc|s| excessively worn |3.2.A1l| | 1 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Rear Front mudguard insecure |2.3.7| | 1 |
| Front Front mudguard insecure |2.3.7| | 1 |
| Steering headbearing has excessive free play |2.2.2| | 1 |
| Offside Front Locking devices not correctly fitted which may make the motor bicycle dangerous to ride |6.2.1h| | 1 |
| Rear Locking devices not correctly fitted which may make the motor bicycle dangerous to ride |6.2.1h| | 1 |
| Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Headlamp insecure |1.2.3b| | 1 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Nearside Rear Direction indicators not working |1.5.1c| | 1 |
| Offside Rear Direction indicators not working |1.5.1c| | 1 |
| Offside Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Nearside Rear Footrest missing |6.2.1a| | 1 |
| Offside Rear Footrest missing |6.2.1a| | 1 |
| Drive chain worn to excess |6.2.1e| | 1 |
| Rear Brake linkage has abnormal movement due to maladjustment |3.2.A1i| | 1 |
| Nearside Wheel alignment incorrect which adversely affects the handling |2.5.1| | 1 |
| Handlebar deformed |2.1.1b| | 1 |
| Rear Rear suspension bush has excessive free play |2.4.A2a|i|| | 1 |
| Rear Brake pedal has inadequate reserve travel |3.1.3b| | 1 |
| Rear Roller brake test indicates brake effort fall disproportional to brake lever or pedal effort |3.3.A1c| | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 1 |
| Rear reflector on motorcycle missing |1.4.1| | 1 |