| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 5 |
| 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| | 4 |
| Headlamp insecure |1.2.3b| | 2 |
| Rear Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 2 |
| Registration plate issues | 2 |
| Drive chain excessively loose |6.2.1d| | 2 |
| Rear suspension bush has excessive free play |2.4.A2a|i|| | 2 |
| Horn not loud enough to be heard by another road user |1.7.3a| | 1 |
| Inner Handlebar deformed |2.1.1b| | 1 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Throttle has a significant change in engine speed whilst moving the steering from lock to lock |2.1.4| | 1 |
| Nearside Rear Direction indicators not working |1.5.1c| | 1 |
| Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |
| Nearside Rear Footrest missing (6.2.12 (a)) | 1 |
| Offside Rear Footrest missing (6.2.12 (a)) | 1 |
| Rear Floor brake test indicates a binding brake |3.3.C2c| | 1 |
| Rear Brake locking device insecure |3.2.A1e| | 1 |
| Locking device|s| not correctly fitted which may make the motor bicycle dangerous to ride |6.2.1h| | 1 |
| Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 1 |
| Rear Stop lamp switch with a delay in operation (4.3.2 (a) (ii)) | 1 |
| Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Rear Drive chain sprocket worn to excess |6.2.1e| | 1 |
| Drive chain worn to excess |6.2.1e| | 1 |
| Offside Steering lock stop missing |2.1.3| | 1 |
| Drive belt excessively loose. |6.2.1d| | 1 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Nearside Handlebar mounting clamp bolt loose |2.1.1a| | 1 |
| Offside Handlebar mounting clamp bolt loose |2.1.1a| | 1 |
| Nearside Front Direction indicators not working |1.5.1c| | 1 |
| Rear Brake pedal has inadequate reserve travel |3.1.3b| | 1 |
| Offside Front Upper Handlebar mounting clamp loose |2.1.1a| | 1 |
| Steering headbearing has excessive free play |2.2.2| | 1 |
| Direction indicator missing |1.5.1a| | 1 |
| Throttle operating incorrectly |6.2.1f| | 1 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 1 |
| Nearside Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Horn not working |1.7.3a| | 1 |
| Offside Front Direction indicator insecure |1.5.3b| | 1 |
| Rear position lamp adversely affected by the operation of another lamp |1.1.3b| | 1 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Rear reflector on motorcycle missing |1.4.1| | 1 |