| Most common failures | No# failures |
|---|
| Horn not working |1.7.3a| | 3 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 3 |
| Rear Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 2 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 2 |
| Rear reflector on motorcycle missing |1.4.1| | 1 |
| Drive chain horseshoe locking device incorrectly fitted |6.1.7 |j| |i|| | 1 |
| Suspension component pin or bush excessively worn swinging arm |5.3.4 |a| |i|| | 1 |
| Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 1 |
| Headlamp insecure |1.2.3b| | 1 |
| Front position lamp adversely affected by the operation of another lamp |1.1.3b| | 1 |
| Stop lamp affected by the operation of another lamp |1.3.2| | 1 |
| Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Front Horn not working |1.7.3a| | 1 |
| Nearside Rear Locking device|s| not correctly fitted which may make the motor bicycle dangerous to ride |6.2.1h| | 1 |
| Offside Rear Locking device|s| not correctly fitted which may make the motor bicycle dangerous to ride |6.2.1h| | 1 |
| Offside Front Floor brake test indicates a sticking brake |3.3.C2c| | 1 |
| Offside Front Front wheel insecure |4.2.3b| | 1 |
| All position lamps do not illuminate immediately when switched on |1.1.3a| | 1 |
| Offside Rear Footrest insecure |6.2.1a| | 1 |
| Nearside Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Rear wheel spindle securing nut locking device missing |2.4.A.2b| | 1 |
| Front Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Front Roller brake test indicates a sticking brake |3.3.A1a| | 1 |
| Rear suspension bush has excessive free play |2.4.A2a|i|| | 1 |
| Rear suspension bearing has excessive free play |2.4.A2a|i|| | 1 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Throttle operating incorrectly |6.2.1f| | 1 |
| Front wheel spindle securing nut locking device missing split pin |2.3.5a| | 1 |
| Rear wheel spindle securing nut locking device missing split pin |2.4.A.2b| | 1 |