| Most common failures | No# failures |
|---|
| Registration plate issues | 5 |
| Horn not working |1.7.3a| | 4 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 4 |
| Headlamp aim out of alignment | 3 |
| Registration plate lamp issues | 2 |
| Rear reflector missing |4.8.2 |a| |ii|| | 2 |
| Rear reflector on motorcycle missing |1.4.1| | 2 |
| Rear Drive chain sprocket worn to excess (6.1.7 (c) (i)) | 1 |
| Rear Drive chain worn to excess (6.1.7 (c) (i)) | 1 |
| Offside Rear Direction indicator not working |4.4.1 |a| |ii|| | 1 |
| Nearside Front Direction indicator not working intermittent |4.4.1 |a| |ii|| | 1 |
| Headlamp aim so that beam "kick up" is not visible on the screen no pattern from headlight |4.1.2 |a|| | 1 |
| Rear mono-shock pivot excessively worn |2.4.B.4| | 1 |
| Rear Brake pedal insecure (1.1.2 (e) (i)) | 1 |
| Steering headbearing has excessive free play |2.2.2| | 1 |
| Locking device|s| not correctly fitted which may make the motor bicycle dangerous to ride |6.2.1h| | 1 |
| Offside Rear All direction indicators not working (4.4.1 (a) (ii)) | 1 |
| Drive chain excessively loose (6.1.7 (c) (i)) | 1 |
| Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Offside Front shock absorber seal failed and leaking oil light misting |2.3.3| | 1 |
| Rear Rear suspension bearing has excessive free play |2.4.A2a|i|| | 1 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Nearside Rear Direction indicator insecure |1.5.3b| | 1 |
| Offside Rear Direction indicator insecure |1.5.3b| | 1 |
| Nearside Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Drive chain worn to excess |6.2.1e| | 1 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Headlamp insecure |1.2.3b| | 1 |
| Headlamp aim not tested |1.6| | 1 |
| Steering headbearing has excessive wear or free play |2.2.2 |f| |i|| | 1 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Front Brake lever cannot be applied smoothly |3.1.3d| | 1 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 1 |
| Drive chain horseshoe locking device incorrectly fitted (6.1.7 (j) (i)) | 1 |
| Front Brake disc significantly and obviously worn |1.1.14 |a| |i|| | 1 |
| Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Offside Front Forks fractured spindle clamp fractured (2.2.2 (d) (i)) | 1 |
| Nearside Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Front Stop lamp not working lever (4.3.1 (a) (ii)) | 1 |
| Nearside Direction indicator missing |1.5.1a| | 1 |
| Offside Direction indicator missing |1.5.1a| | 1 |
| Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |