| Most common failures | No# failures |
|---|
| Horn not working (7.7 (a) (ii)) | 3 |
| Rear reflector on motorcycle missing |1.4.1| | 2 |
| Headlamp aim out of alignment | 2 |
| Suspension component pin or bush excessively worn swing arm (5.3.4 (a) (i)) | 1 |
| Lower Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 1 |
| Front Brake lever not releasing correctly and functionality of brakes affected (1.1.2 (b) (ii)) | 1 |
| Central Rear Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Horn missing |1.7.1| | 1 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Nearside Front Direction indicator flashing more than 120 times per minute |1.5.1c| | 1 |
| Nearside Rear Direction indicator not working |1.5.1c| | 1 |
| Drive chain excessively loose |6.2.1d| | 1 |
| Drive chain worn to excess |6.2.1e| | 1 |
| Rear Drive chain sprocket worn to excess |6.2.1e| | 1 |
| Nearside Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Headlamp aim headlamp deteriorated and function impaired |1.2.3a| | 1 |
| Rear Locking device|s| not correctly fitted which may make the motor bicycle dangerous to ride |6.2.1h| | 1 |
| Brake lever cannot be applied smoothly |3.1.3d| | 1 |
| Brake pedal pivots excessively worn |3.1.3a| | 1 |
| Headlamp deteriorated and function impaired |1.2.3a| | 1 |
| Front position lamp flickers when tapped lightly by hand |1.1.3c| | 1 |
| Horn not working |1.7.3a| | 1 |
| Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Rear suspension bearing has excessive free play |2.4.A2a|i|| | 1 |
| Rear wheel spindle securing nut locking device missing |2.4.A.2b| | 1 |