| Most common failures | No# failures |
|---|
| Rear Wheel spoke excessively loose |4.2.1b| | 5 |
| Headlamp aim out of alignment | 5 |
| Front Wheel has an excessively distorted bead rim. |4.2.2| | 3 |
| Horn not loud enough to be heard by another road user |1.7.3a| | 2 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 2 |
| Drive chain excessively loose |6.2.1d| | 2 |
| Rear Footrest missing |6.2.1a| | 2 |
| Rear Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 2 |
| Rear suspension bush has excessive free play |2.4.A2a|i|| | 2 |
| Front Wheel spoke excessively loose |4.2.1b| | 2 |
| Steering headbearing has excessive free play |2.2.2| | 2 |
| Front Brake lever has inadequate reserve travel |3.1.3b| | 2 |
| Wheel alignment incorrect which adversely affects the handling |2.5.1| | 2 |
| Rear reflector on motorcycle missing |1.4.1| | 2 |
| Front position lamp adversely affected by the operation of another lamp |1.1.3b| | 1 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Footrest insecure |6.2.1a| | 1 |
| Wheel alignment incorrect which adversely affects the steering |2.5.1| | 1 |
| Rear Wheel spoke missing |4.2.1b| | 1 |
| Rear Locking device|s| not correctly fitted which may make the motor bicycle dangerous to ride |6.2.1h| | 1 |
| Front Front position lamp adversely affected by the operation of another lamp |1.1.3b| | 1 |
| Registration plate issues | 1 |
| Rear position lamp adversely affected by the operation of another lamp |1.1.3b| | 1 |
| Front wheel spindle securing nut locking device missing |2.3.5a| | 1 |
| Rear Drive chain sprocket worn to excess |6.2.1e| | 1 |
| Nearside Rear Footrest missing |6.2.1a| | 1 |
| Rear Floor brake test indicates a sticking brake |3.3.C2c| | 1 |
| Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Fuel cap sealing washer deteriorated |7.2.2c| | 1 |
| Drive chain worn to excess |6.2.1e| | 1 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Offside Front Handlebar mounting clamp bolt missing |2.1.1a| | 1 |
| Front Steering movement excessively stiff with the weight on the lower bearing |2.2.1a| | 1 |
| Front Front wheel spindle securing nut locking device missing |2.3.5a| | 1 |
| Rear wheel spindle securing nut locking device missing |2.4.A.2b| | 1 |
| Front suspension assembly component excessively misaligned |2.3.1| | 1 |
| Throttle has a significant change in engine speed whilst moving the steering from lock to lock |2.1.4| | 1 |
| Fuel system component insecure |7.2.1b| | 1 |
| Front Brake lever cannot be released smoothly |3.1.3d| | 1 |
| Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Offside Front Direction indicator deteriorated and function impaired |1.5.3a| | 1 |