| Most common failures | No# failures |
|---|
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 4 |
| Registration plate issues | 2 |
| Horn not loud enough to be heard by another road user |1.7.3a| | 2 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 2 |
| Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 2 |
| Offside Steering lock stop ineffective |2.1.3| | 1 |
| Rear wheel rotation likely to be impeded mudguard |6.2.1b| | 1 |
| Rear Roller brake test indicates brake effort rise disproportional to brake lever or pedal effort |3.3.A1c| | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 1 |
| Offside Brake lever mounting insecure |3.1.2a| | 1 |
| Nearside Brake lever mounting insecure |3.1.2a| | 1 |
| Rear Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 1 |
| Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Offside Front Steering lock stop maladjusted |2.1.3| | 1 |
| Steering headbearing has excessive free play |2.2.2| | 1 |
| Front Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Front Direction indicator damaged and function impaired |1.5.3a| | 1 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Direction indicators affected by the operation of another lamp |1.5.1c| | 1 |
| Stop lamp affected by the operation of another lamp |1.3.2| | 1 |
| Headlamp aim out of alignment | 1 |
| Rear Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Front Roller brake test indicates a severely grabbing brake |3.3.A1b| | 1 |
| Rear Roller brake test indicates a severely grabbing brake |3.3.A1b| | 1 |
| Exhaust noise is clearly in excess of that emitted by a similar motor bicycle fitted with a standard silencer in average condition |7.1.2| | 1 |