| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 4 |
| Drive chain worn to excess |6.2.1e| | 2 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 2 |
| Front Front wheel bearings have excessive free play |2.3.5b| | 2 |
| Front wheel bearings are excessively rough |2.3.5b| | 1 |
| Nearside Steering control has Insufficient clearance at full lock affecting the riders operation of the controls |2.1.2b| | 1 |
| Indicator switch insecure |1.5.4| | 1 |
| Nearside Rear Footrest missing |6.2.1a| | 1 |
| Offside Rear Footrest missing |6.2.1a| | 1 |
| Headlamp insecure |1.2.3b| | 1 |
| Steering control fouling between components which interferes with the free movement of the steering |2.1.2a| | 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 |
| Drive chain excessively tight |6.2.1d| | 1 |
| Nearside Front Direction indicator insecure |1.5.3b| | 1 |
| Front Front mudguard can easily contact the wheel |2.3.7| | 1 |
| Handlebar mounting clamp bolt loose |2.1.1a| | 1 |
| Locking device|s| not correctly fitted which may make the motor bicycle dangerous to ride |6.2.1h| | 1 |
| Rear Footrest missing |6.2.1a| | 1 |
| Nearside Front Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Front Brake lever excessively damaged |3.2.A1c| | 1 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Offside Front Brake disc|s| excessively worn |3.2.A1l| | 1 |
| Nearside Front Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 1 |
| Offside Front Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Offside Lower Exhaust mounting does not fully support the exhaust system |7.1.1.c| | 1 |
| Offside Front Throttle has a significant change in engine speed whilst moving the steering from lock to lock |2.1.4| | 1 |
| Clutch lever positioned so it cannot be readily operated. |6.2.1g| | 1 |
| Drive chain excessively loose |6.2.1d| | 1 |
| Rear suspension bush has excessive free play |2.4.A2a|i|| | 1 |
| Headlamp aim headlamp damaged and function impaired |1.2.3a| | 1 |
| Front Position lamp switch does not operate the front and rear position lamps |1.1.4c| | 1 |
| Locking devices not correctly fitted which may make the motor bicycle dangerous to ride |6.2.1h| | 1 |
| Rear Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Nearside Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |