| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 6 |
| Steering headbearing has excessive free play |2.2.2| | 4 |
| Registration plate issues | 4 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 3 |
| Nearside Front Brake lever has inadequate reserve travel |3.1.3b| | 3 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 2 |
| Rear Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 2 |
| Stop lamp remains on when the brake is released |1.3.1e| | 2 |
| Wheel alignment incorrect which adversely affects the steering |2.5.1| | 2 |
| Roller brake test No brake control achieves an efficiency of 30%. |3.3.A2a| | 2 |
| Nearside Handlebar handgrip not secure to handlebars. |2.1.1c| | 2 |
| Brake locking device missing |3.2.A1e| | 2 |
| Offside Front Brake lever has inadequate reserve travel |3.1.3b| | 2 |
| Rear Brake lever has inadequate reserve travel |3.1.3b| | 2 |
| Nearside Front Front shock absorber seal failed and leaking oil |2.3.3| | 2 |
| Offside Front Front shock absorber seal failed and leaking oil |2.3.3| | 2 |
| Rear suspension bush has excessive free play |2.4.A2a|i|| | 2 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Front Roller brake test indicates brake effort fall disproportional to brake lever or pedal effort |3.3.A1c| | 1 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Nearside Direction indicators not working |1.5.1c| | 1 |
| Offside Direction indicators not working |1.5.1c| | 1 |
| Nearside Rear Direction indicator not working |1.5.1c| | 1 |
| An item not tested |Manual| | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 1 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 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 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Front Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Front Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Front Handlebar mounting clamp bolt loose |2.1.1a| | 1 |
| Riders seat insecure |6.2.1a| | 1 |
| Seat insecure |6.2.1a| | 1 |
| Front Brake performance not tested |3.3| | 1 |
| Rear Brake performance not tested |3.3| | 1 |
| Floor brake test No brake control achieves an efficiency of 30%. |3.3.C1a| | 1 |
| Floor brake test Neither brake control achieves an efficiency of 25% |3.3.C1b| | 1 |
| Front Direction indicators affected by the operation of another lamp |1.5.1c| | 1 |
| Rear Rear suspension bush has excessive free play |2.4.A2a|i|| | 1 |
| Centre Rear Rear suspension bush has excessive free play |2.4.A2a|i|| | 1 |
| Nearside Rear Direction indicator insecure |1.5.3b| | 1 |
| Front Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Nearside Front Brake lever pivots excessively worn |3.1.3a| | 1 |
| Front Front suspension fouling which affects the movement of the front suspension. |2.3.6a| | 1 |
| Front Riders seat insecure |6.2.1a| | 1 |
| Brake performance not tested |3.3| | 1 |
| Direction indicators flashing less than 60 times a minute |1.5.1c| | 1 |
| Rear Rear wheel rotation likely to be impeded |6.2.1b| | 1 |
| Rear Brake pedal has inadequate reserve travel |3.1.3b| | 1 |
| Roller brake test Neither brake control achieves an efficiency of 25% |3.3.A2b| | 1 |
| Front suspension has inadequate damping effect. |2.3.6c| | 1 |
| Front Headlamp main beam affected by the operation of another lamp |1.2.2c| | 1 |
| Nearside Rear Direction indicator affected by the operation of another lamp |1.5.1c| | 1 |
| Offside Rear Direction indicator affected by the operation of another lamp |1.5.1c| | 1 |
| Front Brake disc|s| excessively scored |3.2.A1l| | 1 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Horn not loud enough to be heard by another road user |1.7.3a| | 1 |
| Nearside Direction indicator not working |1.5.1c| | 1 |
| Offside Direction indicator not working |1.5.1c| | 1 |
| Indicator tell tale not functioning |1.5.2| | 1 |
| Rear Roller brake test indicates a sticking brake |3.3.A1a| | 1 |