| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 9 |
| Rear Brake lever has inadequate reserve travel |3.1.3b| | 9 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 5 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 4 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 4 |
| Front suspension has excessive stiffness in the suspension movement. |2.3.6b| | 3 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 3 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 2 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 2 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 2 |
| Front Brake lever cannot be applied smoothly |3.1.3d| | 2 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Steering headbearing has excessive free play |2.2.2| | 2 |
| Riders seat insecure |6.2.1a| | 2 |
| Rear Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 2 |
| Rear Roller brake test indicates a sticking brake |3.3.A1a| | 2 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 2 |
| Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 2 |
| Horn not working |1.7.3a| | 1 |
| Front Brake reaction bracket insecure |3.2.A1j| | 1 |
| Floor brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.C1b| | 1 |
| Stop lamp does not illuminate immediately a brake applies front switch? |1.3.1a| | 1 |
| Offside Steering lock stop ineffective |2.1.3| | 1 |
| Rear Brake lever attachment screws missing |3.1.2b| | 1 |
| Front Direction indicators affected by the operation of another lamp |1.5.1c| | 1 |
| Rear Direction indicators affected by the operation of another lamp |1.5.1c| | 1 |
| Front Horn not working |1.7.3a| | 1 |
| Front Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Rear Front mudguard insecure |2.3.7| | 1 |
| Front Brake linkage has abnormal movement due to excessive wear |3.2.A1i| | 1 |
| Nearside Steering lock stop ineffective |2.1.3| | 1 |
| Rear Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 1 |
| Rear Floor brake test indicates a sticking brake |3.3.C2c| | 1 |
| Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Front wheel spindle securing nut|s| loose |2.3.5a| | 1 |
| Front wheel spindle loose |2.3.5a| | 1 |
| Front Brake lever cannot be released smoothly |3.1.3d| | 1 |
| Offside Rear Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Rear Brake lever is inoperative |3.1.3c| | 1 |
| Offside Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Registration plate issues | 1 |
| Rear Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Front Brake component is excessively corroded |3.1.5| | 1 |
| Brake disc|s| excessively worn min thickness 3mm. disc is 2.1mm |3.2.A1l| | 1 |
| Nearside Front suspension assembly component loose |2.3.1| | 1 |
| Rear Exhaust excessively deteriorated |7.1.1a| | 1 |
| Rear Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Front Brake linkage clevis joint excessively worn |3.2.A1d| | 1 |
| Rear Brake lever mounting insecure |3.1.2a| | 1 |
| Front Brake disc|s| excessively worn |3.2.A1l| | 1 |
| Front Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Offside Front Direction indicator insecure |1.5.3b| | 1 |
| Direction indicators not working |1.5.1c| | 1 |
| Stop lamp does not emit a steady light |1.3.1b| | 1 |
| Exhaust excessively deteriorated |7.1.1a| | 1 |
| Front Headlamp insecure |1.2.3b| | 1 |
| Headlamp insecure |1.2.3b| | 1 |
| Front Floor brake test indicates a binding brake |3.3.C2c| | 1 |
| Front Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Front Brake disc|s| excessively scored |3.2.A1l| | 1 |