| Most common failures | No# failures |
|---|
| Steering headbearing has excessive free play |2.2.2| | 9 |
| Headlamp aim out of alignment | 5 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 3 |
| Brake hose damaged | 3 |
| Front wheel bearings are excessively rough |2.3.5b| | 3 |
| Steering movement excessively rough with the weight on the lower bearing |2.2.1a| | 2 |
| Horn not loud enough to be heard by another road user |1.7.3a| | 2 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Indicator tell tale not functioning |1.5.2| | 2 |
| Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 1 |
| Rear Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Front Direction indicator not working |1.5.1c| | 1 |
| Rear Direction indicator not working |1.5.1c| | 1 |
| Nearside Front Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 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 |
| Offside Steering lock stop maladjusted |2.1.3| | 1 |
| Front Brake pipe excessively chafed |3.2.B2a| | 1 |
| Rear reflector on motorcycle missing |1.4.1| | 1 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Direction indicators affected by the operation of another lamp |1.5.1c| | 1 |
| Fuel cap sealing washer missing |7.2.2c| | 1 |
| Rear wheel rotation likely to be impeded rear fender insecure |6.2.1b| | 1 |
| Exhaust noise is clearly in excess of that emitted by a similar motorcycle fitted with a standard silencer in average condition |8.1.1 |a|| | 1 |
| Exhaust has a major leak of exhaust gases |6.1.2 |a|| | 1 |
| Stop lamp light intensity significantly reduced both |4.3.3 |a| |ii|| | 1 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Rear wheel rotation likely to be impeded |6.2.1b| | 1 |
| Registration plate issues | 1 |
| All position lamps do not illuminate immediately when switched on |1.1.3a| | 1 |
| Horn not working |1.7.3a| | 1 |
| Nearside Front Direction indicator not working |1.5.1c| | 1 |