| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 13 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 4 |
| Registration plate issues | 2 |
| Front Brake lever has inadequate reserve travel |3.1.3b| | 2 |
| Headlamp aim beam image kick up to the offside |1.6| | 2 |
| Nearside Handlebar handgrip not secure to handlebars. |2.1.1c| | 2 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 2 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Floor brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.C1b| | 1 |
| Front Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Rear Roller brake test indicates a sticking brake |3.3.A1a| | 1 |
| Clutch lever positioned so it cannot be readily operated. |6.2.1g| | 1 |
| Front Steering control fouling between components which interferes with the free movement of the steering |2.1.2a| | 1 |
| Inner Front Lower Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Inner Rear Lower Rear suspension bush has excessive free play |2.4.A2a|i|| | 1 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Nearside Front Direction indicator not working |1.5.1c| | 1 |
| Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Throttle operating incorrectly |6.2.1f| | 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 Throttle has a significant change in engine speed whilst moving the steering from lock to lock |2.1.4| | 1 |
| Rear Rear suspension bush has excessive free play |2.4.A2a|i|| | 1 |
| Nearside Front Exhaust has part of the system missing |7.1.1a| | 1 |
| Nearside Rear Direction indicator not working |1.5.1c| | 1 |
| Rear Brake reaction bracket securing bolt|s| loose |3.2.A1j| | 1 |
| Stop lamp does not illuminate immediately a brake applies when foot brake applied a brake light not working. |1.3.1a| | 1 |
| Headlamp insecure |1.2.3b| | 1 |
| Rear wheel spindle loose |2.4.A.2b| | 1 |
| Drive chain excessively loose |6.2.1d| | 1 |
| Throttle has a significant change in engine speed whilst moving the steering from lock to lock |2.1.4| | 1 |
| Rear Stop lamp does not emit a steady light |1.3.1b| | 1 |
| Fuel cap does not fasten securely by a positive means cap insecure |7.2.2b| | 1 |
| Horn not loud enough to be heard by another road user |1.7.3a| | 1 |
| Offside Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Rear Wheel spoke excessively loose |4.2.1b| | 1 |
| Rear Wheel spoke cracked. |4.2.1b| | 1 |
| Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Dipswitch does not extinquish main beam/s, leaving at least 1 dipped beam headlamp |1.2.2b|i|| | 1 |
| Wheel alignment incorrect which adversely affects the handling |2.5.1| | 1 |
| Position lamp switch does not operate the front and rear position lamps |1.1.4c| | 1 |