| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 5 |
| Rear reflector on motorcycle missing |1.4.1| | 5 |
| Headlamp aim beam image kick up to the offside |1.6| | 5 |
| Registration plate issues | 2 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Offside Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Stop lamp affected by the operation of another lamp |1.3.2| | 1 |
| Drive chain so loose it is likely to fail (6.1.7 (c) (ii)) | 1 |
| Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Front Headlamp insecure |1.2.3b| | 1 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Front Steering control handlebar movement restricted by trapped cables |2.1.2c| | 1 |
| Front Headlamp aim not tested |1.6| | 1 |
| Rear Brake performance not tested |3.3| | 1 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 1 |
| Rear Brake disc|s| insecure |3.2.A1g| | 1 |
| Nearside Sidecar wheel bearings have excessive free play |5.2.3c| | 1 |
| Rear wheel rotation likely to be impeded |6.2.1b| | 1 |
| Front mudguard can easily contact any fixed point of the motor bicycle. |2.3.7| | 1 |
| Drive chain worn to excess |6.2.1e| | 1 |
| Front Drive chain sprocket worn to excess |6.2.1e| | 1 |
| Rear Drive chain sprocket carrier worn to excess |6.2.1e| | 1 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Front wheel bearings are excessively rough |2.3.5b| | 1 |
| Rear position lamp insecure |1.1.1c| | 1 |
| Exhaust mounting does not fully support the exhaust system |7.1.1.c| | 1 |
| Front Brake hose is likely to be fouled or trapped by moving parts |3.2.B2c| | 1 |
| Rear Brake master cylinder insecurely mounted |3.2.B1a| | 1 |
| Brake pedal mounting insecure |3.1.2a| | 1 |
| Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Rear Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Drive chain excessively loose |6.2.1d| | 1 |
| Rear Drive chain sprocket worn to excess |6.2.1e| | 1 |
| Nearside Front Direction indicator incorrect colour |1.5.1b| | 1 |
| Front Headlamp aim beam image kick up to the offside |1.6| | 1 |