| Most common failures | No# failures |
|---|
| Rear Drive chain sprocket worn to excess |6.2.1e| | 7 |
| Drive chain worn to excess |6.2.1e| | 6 |
| Rear reflector on motorcycle missing |1.4.1| | 5 |
| Drive chain excessively loose |6.2.1d| | 5 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 4 |
| Headlamp aim out of alignment | 4 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 3 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 3 |
| Horn not working |1.7.3a| | 2 |
| Offside Direction indicators not working |1.5.1c| | 2 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Registration plate issues | 2 |
| Front wheel spindle securing nut locking device missing |2.3.3a| | 1 |
| Rear Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Drive chain sprocket carrier worn to excess |6.2.1e| | 1 |
| Stop lamp damaged and function impaired |1.3.3a| | 1 |
| Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Front Drive chain sprocket carrier worn to excess |6.2.1e| | 1 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Front Drive chain sprocket worn to excess |6.2.1e| | 1 |
| Headlamp aim not tested |1.6| | 1 |
| Steering headbearing has excessive free play |2.2.2| | 1 |
| Clutch lever positioned so it cannot be readily operated. |6.2.1g| | 1 |
| Rear Brake pedal has inadequate reserve travel |3.1.3b| | 1 |
| Rear Drive chain excessively loose |6.2.1d| | 1 |
| Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 1 |
| Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Front suspension has inadequate damping effect. |2.3.6c| | 1 |
| Front Direction indicators flashing more than 120 times per minute |1.5.1c| | 1 |
| Rear Direction indicators flashing more than 120 times per minute |1.5.1c| | 1 |
| Horn sounds harsh or grating |1.7.3c| | 1 |
| Front Front mudguard insecure |2.3.7| | 1 |
| Riders seat insecure |6.2.1a| | 1 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 1 |
| Front Headlamp aim beam image kick-up is to the offside |1.6.1| | 1 |
| Centre Fuel cap sealing washer deteriorated |7.2.2c| | 1 |
| Front wheel spindle securing nut locking device missing |2.3.5a| | 1 |
| Exhaust mounting does not fully support the exhaust system |7.1.1.c| | 1 |
| Chain guard insecure |6.2.1c| | 1 |
| Decelerometer brake test the less effective brake control does not achieve an efficiency of 25%. |3.3.E1b| | 1 |
| Fuel cap does not fasten securely maintaining the sealing arrangement |7.2.2b| | 1 |
| Fuel system component leaking |7.2.1a| | 1 |
| Headlamp insecure |1.2.3b| | 1 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |