| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 7 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 4 |
| Locking devices not correctly fitted which may make the motor bicycle dangerous to ride |6.2.1h| | 2 |
| Nearside Handlebar handgrip not secure to handlebars. |2.1.1c| | 2 |
| Offside Front Direction indicators not working |1.5.1c| | 2 |
| Rear wheel spindle securing nut locking device missing |2.4.A.2b| | 2 |
| Registration plate issues | 2 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Offside Rear Footrest insecure |6.2.1a| | 2 |
| Horn not working |1.7.3a| | 2 |
| Nearside Front Direction indicators not working |1.5.1c| | 1 |
| Throttle operating incorrectly |6.2.1f| | 1 |
| Clutch lever positioned so it cannot be readily operated. |6.2.1g| | 1 |
| Rear Brake locking device missing |3.2.A1e| | 1 |
| Drive chain excessively loose |6.2.1d| | 1 |
| Wheel alignment incorrect which adversely affects the steering |2.5.1| | 1 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 1 |
| Front wheel spindle securing nut locking device missing |2.3.5a| | 1 |
| Offside Front Direction indicator not working |1.5.1c| | 1 |
| Rear suspension component excessively corroded. |2.4.A.1a| | 1 |
| Nearside Rear Motorcycle structure excessively corroded frame by shocker top mount |6.1.1a| | 1 |
| Locking devices not correctly fitted which may make the motor bicycle dangerous to ride Both front and rear wheel spindle nuts |6.2.1h| | 1 |
| Rear Rear wheel spindle securing nut locking device missing |2.4.A.2b| | 1 |
| Front Rear wheel spindle securing nut locking device missing |2.4.A.2b| | 1 |
| Rear Locking devices not correctly fitted which may make the motor bicycle dangerous to ride |6.2.1h| | 1 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 1 |
| Front Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Steering movement excessively stiff with the weight on the lower bearing |2.2.1a| | 1 |
| Steering movement excessively stiff with the wheel raised |2.2.1b| | 1 |
| Throttle operating incorrectly (6.2.7 (a) (i)) | 1 |
| Offside Front Brake cable has restricted free movement cable stiff (1.1.15 (e)) | 1 |
| Suspension arm attachment bracket/mounting insecure chain adjusters loose (5.3.3 (a) (i)) | 1 |
| Rear wheel spindle securing nut locking device insecure |2.4.A.2b| | 1 |
| Fuel system component insecure |7.2.1b| | 1 |
| Brake locking device missing |3.2.A1e| | 1 |
| Rear suspension movement is excessively stiff |2.4.A.3b| | 1 |
| Rear Brake pedal pivots excessively worn |3.1.3a| | 1 |
| Offside Front Lower Footrest insecure |6.2.1a| | 1 |
| Rear Footrest missing |6.2.1a| | 1 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 1 |