| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 7 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 4 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 4 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 3 |
| Rear Brake pedal has inadequate reserve travel |3.1.3b| | 3 |
| Brake pedal has inadequate reserve travel |3.1.3b| | 2 |
| Rear Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 2 |
| Front Brake lever has inadequate reserve travel |3.1.3b| | 2 |
| Throttle operating incorrectly |6.2.1f| | 1 |
| Headlamp dipped beam affected by the operation of another lamp |1.2.2c| | 1 |
| Offside Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Rear Brake pedal has insufficient reserve travel |1.1.2 |a|| | 1 |
| Rear Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Offside Front suspension has a fracture of a load bearing member or its supporting structure. |2.3.8| | 1 |
| Centre Front Upper Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Centre Front Upper Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Rear Roller brake test indicates brake effort rise disproportional to brake lever or pedal effort |3.3.A1c| | 1 |
| Front Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Front Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Registration plate issues | 1 |
| Front Riders seat insecure |6.2.1a| | 1 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Horn not loud enough to be heard by another road user |1.7.3a| | 1 |
| Offside Front Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Offside Front Brake pedal has inadequate reserve travel |3.1.3b| | 1 |
| Horn is not a constant note |1.7.3c| | 1 |
| Rear Stop lamp affected by the operation of another lamp |1.3.2| | 1 |
| Front Headlamp main beam affected by the operation of another lamp |1.2.2c| | 1 |
| Front Headlamp dipped beam affected by the operation of another lamp |1.2.2c| | 1 |
| Front Front suspension assembly component loose |2.3.1| | 1 |
| Headlamp main beam affected by the operation of another lamp |1.2.2c| | 1 |
| Headlamp insecure |1.2.3b| | 1 |
| Rear Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 1 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Stop lamp does not emit a steady light |1.3.1b| | 1 |
| Offside 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 |
| Rear Riders seat insecure |6.2.1a| | 1 |
| Offside Front Lower Brake pipe excessively chafed |3.2.B2a| | 1 |
| Outer Front Lower Steering headbearing has excessive free play |2.2.2| | 1 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Steering headbearing has excessive free play |2.2.2| | 1 |
| Rear position lamp incorrect colour |1.1.2b| | 1 |
| Rear reflector on motorcycle missing |1.4.1| | 1 |
| Front wheel spindle securing nut|s| loose |2.3.3a| | 1 |