| Most common failures | No# failures |
|---|
| Horn not loud enough to be heard by another road user |1.7.3a| | 2 |
| Registration plate issues | 2 |
| Stop lamp affected by the operation of another lamp |1.3.2| | 1 |
| Horn is not continous or uniform |1.7.3c| | 1 |
| Horn control not readily accesible. |1.7.2a| | 1 |
| Front Front suspension assembly component loose |2.3.1| | 1 |
| Rear Brake locking device missing |3.2.A1e| | 1 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Rear Rear suspension bush has excessive free play Shock upper bushes had no washers fitted. |2.4.A2a|i|| | 1 |
| Front Upper Brake pipe union leaking fluid |3.2.B4| | 1 |
| Rear shock absorber insecurely mounted |2.4.A.3b| | 1 |
| Front suspension assembly component loose |2.3.1| | 1 |
| Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Rear reflector on motorcycle missing |1.4.1| | 1 |
| Headlamp aim out of alignment | 1 |
| Headlamp dipped beam affected by the operation of another lamp |1.2.2c| | 1 |
| Headlamp main beam affected by the operation of another lamp |1.2.2c| | 1 |
| Nearside Front Direction indicators affected by the operation of another lamp |1.5.1c| | 1 |
| Nearside Rear Direction indicators affected by the operation of another lamp |1.5.1c| | 1 |
| Offside Front Direction indicators affected by the operation of another lamp |1.5.1c| | 1 |
| Offside Rear Direction indicators affected by the operation of another lamp |1.5.1c| | 1 |
| Headlamp dipped beam affected by the operation of the horn |1.2.2c| | 1 |
| Headlamp main beam affected by the operation of the horn |1.2.2c| | 1 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Rear wheel spindle securing nut locking device missing |2.4.A.2b| | 1 |
| Horn not working |1.7.3a| | 1 |
| Locking device|s| not correctly fitted which may make the motor bicycle dangerous to ride |6.2.1h| | 1 |