| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 13 |
| Rear reflector on motorcycle missing |1.4.1| | 11 |
| Rear reflector missing (4.8.2 (a) (ii)) | 4 |
| Registration plate issues | 3 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 2 |
| Steering control handlebar movement restricted by trapped cables Clutch cable.
|2.1.2c| | 1 |
| Front Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 1 |
| Rear wheel has a loose wheel nut|s| |4.2.3a| | 1 |
| Front wheel spindle securing nut|s| loose |2.3.5a| | 1 |
| Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Nearside Front Direction indicator not working |1.5.1c| | 1 |
| Nearside Rear Direction indicators not working |1.5.1c| | 1 |
| Rear Footrest missing |6.2.1a| | 1 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Offside Direction indicators flashing more than 120 times per minute |1.5.1c| | 1 |
| Central Rear Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Central Rear Rear reflector on motorcycle missing |1.4.1| | 1 |
| Front Stop lamp not working replaced bulb (4.3.1 (a) (ii)) | 1 |
| Rear Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 1 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Headlamp aim so that beam "kick up" is not visible on the screen (4.1.2 (a)) | 1 |
| Rear Brake fluid reservoir fluid level significantly below minimum level (1.1.10 (d) (ii)) | 1 |
| Front Wheel bearing so rough it is likely to overheat or break up (5.1.3 (b) (ii)) | 1 |
| Stop lamp does not illuminate by the operation of both brake controls Rear control u/s (4.3.2 (a) (iii)) | 1 |
| Registration plate lamp issues | 1 |