| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 6 |
| Registration plate issues | 3 |
| Front wheel bearings are excessively rough |2.3.5b| | 2 |
| Brake pedal has inadequate reserve travel |3.1.3b| | 2 |
| Riders seat insecure |6.2.1a| | 2 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Direction indicators not working |1.5.1c| | 2 |
| Stop lamp remains on when the brake is released |1.3.1e| | 2 |
| Front Brake lever attachment screws loose (3.1.2b) | 1 |
| Centre Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Nearside Rear Direction indicator not working |1.5.1c| | 1 |
| Offside Rear Direction indicator not working |1.5.1c| | 1 |
| Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Front Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |
| Headlamp aim not tested |4.1.2 |b|| | 1 |
| Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 1 |
| Front Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 1 |
| Nearside Front Direction indicators not working |1.5.1c| | 1 |
| Offside Front Direction indicators not working |1.5.1c| | 1 |
| Rear Lower Shock absorber insecurely attached (5.3.2 (a) (i)) | 1 |
| All direction indicators adversely affected by the operation of another lamp (4.4.3 (b)) | 1 |
| Stop lamp remains on when the brakes are released | 1 |
| Position lamp adversely affected by the operation of another lamp (4.2.3 (b)) | 1 |
| Headlamp insecure |1.2.3b| | 1 |
| Nearside Rear Direction indicators not working |1.5.1c| | 1 |
| Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Nearside Front Direction indicator not working |1.5.1c| | 1 |
| Rear Rear wheel insecure |4.2.3b| | 1 |
| Direction indicators flashing less than 60 times a minute |1.5.1c| | 1 |
| Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 1 |
| Front Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Steering headbearing has excessive free play (2.2.2) | 1 |
| Rear Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Stop lamp does not emit a steady light |1.3.1b| | 1 |
| Stop lamp missing |1.3.3a| | 1 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Fuel system component leaking Carburettor overflowing (6.1.3 (b) (i)) | 1 |
| Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Rear reflector on motorcycle missing |1.4.1| | 1 |
| Indicator tell tale not functioning |1.5.2| | 1 |
| Steering control fouling between components which interferes with the free movement of the steering |2.1.2a| | 1 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Horn not working |1.7.3a| | 1 |