| Most common failures | No# failures |
|---|
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 5 |
| Horn not working |1.7.3a| | 3 |
| Direction indicators flashing less than 60 times a minute |1.5.1c| | 3 |
| Direction indicators not working |1.5.1c| | 3 |
| Stop lamp affected by the operation of the horn |1.3.2| | 2 |
| Horn not loud enough to be heard by another road user |1.7.3a| | 2 |
| Drive chain excessively loose |6.2.1d| | 2 |
| Direction indicator affected by the operation of another lamp |1.5.1c| | 1 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Front Wheel alignment incorrect which adversely affects the steering |2.5.1| | 1 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Front Footrest insecure |6.2.1a| | 1 |
| Rear Brake lining|s| less than 1.5 mm thick |3.2.A1f|i|| | 1 |
| Centre Direction indicator affected by the operation of another lamp |1.5.1c| | 1 |
| Direction indicators flashing less than 60 times a minute front and rear |1.5.1c| | 1 |
| Stop lamp affected by the operation of another lamp |1.3.2| | 1 |
| Lower Direction indicators affected by the operation of another lamp |1.5.1c| | 1 |
| Rear Rear wheel spindle securing nut locking device missing |2.4.A.2b| | 1 |
| Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Front Wheel alignment incorrect which adversely affects the handling |2.5.1| | 1 |
| Rear wheel spindle securing nut locking device missing |2.4.A.2b| | 1 |
| Headlamp aim out of alignment | 1 |
| Front suspension assembly excessive wear or free play in a front suspension component |2.3.4| | 1 |
| Direction indicator not working |1.5.1c| | 1 |
| Rear Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Fuel system component leaking |7.2.1a| | 1 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Front Front suspension assembly has excessive free play in the pivot bearings. |2.3.2| | 1 |
| Upper Riders seat insecure |6.2.1a| | 1 |
| Front Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 1 |