| Most common failures | No# failures |
|---|
| Drive chain excessively loose |6.2.1d| | 4 |
| Headlamp aim out of alignment | 3 |
| Front wheel bearings have excessive free play |2.3.5b| | 3 |
| Front wheel bearings are excessively rough |2.3.5b| | 2 |
| Rear reflector on motorcycle missing |1.4.1| | 2 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Riders seat insecure |6.2.1a| | 2 |
| Registration plate issues | 1 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Direction indicators not working |1.5.1c| | 1 |
| Front Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Rear Drive chain excessively loose |6.2.1d| | 1 |
| Steering control has Insufficient clearance at full lock affecting the riders grasp of handlebars |2.1.2b| | 1 |
| Nearside Front Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Wheel alignment incorrect which adversely affects the handling |2.5.1| | 1 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Wheel alignment incorrect which adversely affects the steering |2.5.1| | 1 |
| Front Steering lock stop ineffective |2.1.3| | 1 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Steering control fouling between components which interferes with the free movement of the steering |2.1.2a| | 1 |
| Rear Brake pedal not releasing correctly and functionality of brakes affected (1.1.2 (b) (ii)) | 1 |
| Front Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Offside Rear Direction indicator not working |1.5.1c| | 1 |
| Nearside Rear Direction indicator insecure |1.5.3b| | 1 |
| Offside Front Direction indicator insecure |1.5.3b| | 1 |
| Fairing insecure and likely to impede the steering |2.1.2e| | 1 |
| Drive chain worn to excess |6.2.1e| | 1 |
| Rear Drive chain sprocket worn to excess |6.2.1e| | 1 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Stop lamp remains on when the brakes are released | 1 |
| Front Riders seat insecure (6.2.5 (a) (ii)) | 1 |
| Centre Rear Rear suspension bush has excessive free play |2.4.A2a|i|| | 1 |
| Outer Rear Footrest missing |6.2.1a| | 1 |
| Centre Front Riders seat insecure |6.2.1a| | 1 |
| Horn not working (7.7 (a)) | 1 |
| Front Position lamp not working (4.2.1 (a)) | 1 |
| Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 1 |
| Fuel system component leaking (6.1.3 (b) (i)) | 1 |