| Most common failures | No# failures |
|---|
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 3 |
| Stop lamp not working control one |4.3.1 |a| |ii|| | 2 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 2 |
| Front wheel bearings are excessively rough |2.3.5b| | 1 |
| Rear mono-shock insecure |2.4.B.4| | 1 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Exhaust mounting missing |7.1.1c| | 1 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Rear Brake disc fractured |1.1.14 |a| |ii|| | 1 |
| Exhaust has a major leak of exhaust gases |6.1.2 |a|| | 1 |
| Rear Brake lining|s| less than 1.0 mm thick |1.1.13 |a|| | 1 |
| Drive chain excessively tight |6.1.7 |k| |i|| | 1 |
| Nearside Rear Direction indicators not working |1.5.1c| | 1 |
| Front Headlamp main beam affected by the operation of another lamp |1.2.2c| | 1 |
| Rear Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Headlamp aim beam image kick up to the offside |1.6| | 1 |
| Horn not working |1.7.3a| | 1 |
| Drive chain worn to excess |6.2.1e| | 1 |
| Registration plate issues | 1 |
| Rear suspension movement is excessively stiff |2.4.A.3b| | 1 |
| Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 1 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 1 |
| Offside Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Nearside Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Riders seat insecure |6.2.1a| | 1 |
| Steering control fouling between components which interferes with the free movement of the steering |2.1.2a| | 1 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Drive chain excessively tight |6.2.1d| | 1 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Rear reflector on motorcycle missing |1.4.1| | 1 |
| Headlamp aim out of alignment | 1 |
| Rear Rear position lamp damaged and function impaired |1.1.1b| | 1 |
| Front Position lamp switch does not operate the front and rear position lamps |1.1.4c| | 1 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 1 |
| Front Steering control handlebar movement restricted by taut cables |2.1.2c| | 1 |
| Front Steering control handlebar movement restricted by trapped cables |2.1.2c| | 1 |
| Front Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Front Wheel alignment incorrect which adversely affects the handling |2.5.1| | 1 |
| Rear Wheel alignment incorrect which adversely affects the steering |2.5.1| | 1 |
| Rear Wheel alignment incorrect which adversely affects the handling |2.5.1| | 1 |
| Front Wheel alignment incorrect which adversely affects the steering |2.5.1| | 1 |
| Centre Riders seat insecure |6.2.1a| | 1 |
| Rear Drive chain excessively loose |6.2.1d| | 1 |
| Rear Locking devices not correctly fitted which may make the motor bicycle dangerous to ride |6.2.1h| | 1 |
| Front Clutch lever positioned so it cannot be readily operated. |6.2.1g| | 1 |
| Rear Brake pedal is bent and the brake cannot be readily applied |3.1.3c| | 1 |