| Most common failures | No# failures |
|---|
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 3 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 2 |
| Front wheel bearings are excessively rough |2.3.5b| | 2 |
| Steering headbearing has excessive free play |2.2.2| | 2 |
| Upper Steering headbearing has excessive free play |2.2.2| | 1 |
| Brake lever insecure |3.1.2a| | 1 |
| Brake cable knotted |3.2.A1b| | 1 |
| Rear Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 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 Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Horn not working |1.7.3a| | 1 |
| Nearside Rear Direction indicators not working |1.5.1c| | 1 |
| Offside Rear Direction indicators not working |1.5.1c| | 1 |
| Offside Front Direction indicator incorrect colour |1.5.1b| | 1 |
| Front Brake lever attachment screws missing |3.1.2b| | 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 |
| Headlamp aim not tested |1.6| | 1 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Headlamp aim out of alignment | 1 |
| Headlamp insecure |1.2.3b| | 1 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 1 |
| Nearside Front Direction indicator not working |1.5.1c| | 1 |
| Offside Rear Direction indicator incorrect colour |1.5.1b| | 1 |
| Horn is not a constant note |1.7.3c| | 1 |
| Registration plate issues | 1 |
| Lower Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Nearside Direction indicator incorrect colour |1.5.1b| | 1 |
| Offside Direction indicator incorrect colour |1.5.1b| | 1 |