| Most common failures | No# failures |
|---|
| Horn not working |1.7.3a| | 4 |
| Steering headbearing has excessive free play |2.2.2| | 3 |
| Handlebar mounting clamp loose |2.1.1a| | 3 |
| Registration plate issues | 3 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 2 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 2 |
| Headlamp aim out of alignment | 2 |
| Horn not working (7.7 (a) (ii)) | 2 |
| Exhaust mounting does not fully support the exhaust system |7.1.1.c| | 2 |
| Handlebar mounting clamp bolt loose |2.1.1a| | 2 |
| Rear wheel rotation likely to be impeded |6.2.1b| | 1 |
| Front wheel spindle loose |2.3.5a| | 1 |
| Front wheel spindle securing nut|s| loose |2.3.3a| | 1 |
| Steering control handlebar movement restricted by trapped cables |2.1.2c| | 1 |
| Fuel cap sealing washer missing |7.2.2c| | 1 |
| Fuel system component insecure |7.2.1b| | 1 |
| Rear Brake linkage excessively damaged |3.2.A1c| | 1 |
| Front Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Rear position lamp flickers when tapped lightly by hand |1.1.3c| | 1 |
| Front Footrest insecure |6.2.1a| | 1 |
| Rear Footrest missing |6.2.1a| | 1 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Nearside Front Footrest insecure |6.2.1a| | 1 |
| Steering control handlebar movement restricted by taut cables |2.1.2c| | 1 |
| Front wheel spindle loose |2.3.3a| | 1 |
| Riders seat insecure |6.2.1a| | 1 |
| Rear Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Floor brake test No brake control achieves an efficiency of 30%. |3.3.C1a| | 1 |
| Rear Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Front Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 1 |
| Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |
| Headlamp insecure (4.1.1 (c)) | 1 |
| Footrest insecure both foot rest / side stand insecure (6.2.12 (a)) | 1 |
| Stop lamp not working (4.3.1 (a) (ii)) | 1 |