| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 9 |
| Registration plate issues | 7 |
| Rear reflector on motorcycle missing |1.4.1| | 5 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 4 |
| Registration plate lamp issues | 3 |
| Steering headbearing has excessive free play |2.2.2| | 3 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Rear reflector missing |4.8.2 |a| |ii|| | 2 |
| Drive chain excessively loose |6.2.1d| | 2 |
| Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 2 |
| Rear suspension bush has excessive free play |2.4.A2a|i|| | 2 |
| Front Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Nearside Headlamp aim beam image kick up to the offside |1.6| | 1 |
| Offside Headlamp aim beam image kick up to the offside |1.6| | 1 |
| Rear Upper Rear suspension bush has excessive free play |2.4.A2a|i|| | 1 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Centre Rear Rear reflector on motorcycle missing |1.4.1| | 1 |
| Horn not working |1.7.3a| | 1 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 1 |
| Front suspension has inadequate damping effect. |2.3.6c| | 1 |
| Rear shock absorber seal failed and leaking oil |2.4.A.1c| | 1 |
| Headlamp aim not tested |1.6| | 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 |
| Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Direction indicators not working nearside rear |1.5.1c| | 1 |
| Footrest missing offside rear |6.2.1a| | 1 |
| Front wheel bearings are excessively rough |2.3.5b| | 1 |
| Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Nearside Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Throttle operating incorrectly |6.2.1f| | 1 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Rear wheel spindle securing nut locking device insecure |2.4.A.2b| | 1 |
| Rear Wheel bearing rough when rotated |5.1.3 |b| |i|| | 1 |
| Handlebar mounting clamp loose |2.1.1a| | 1 |