| Most common failures | No# failures |
|---|
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 3 |
| Headlamp aim out of alignment | 2 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Steering headbearing has excessive free play |2.2.2| | 1 |
| Front suspension has inadequate damping effect. |2.3.6c| | 1 |
| Fuel system component leaking |7.2.1a| | 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 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 1 |
| Nearside Handlebar mounting clamp loose |2.1.1a| | 1 |
| Horn is not a constant note |1.7.3c| | 1 |
| Rear Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 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 |
| Offside Handlebar deformed |2.1.1b| | 1 |
| Rear wheel spindle securing nut|s| loose |2.4.A.2b| | 1 |
| Rear wheel spindle securing nut locking device missing |2.4.A.2b| | 1 |
| Front wheel spindle securing nut locking device missing |2.3.3a| | 1 |
| Nearside Front Footrest insecure |6.2.1a| | 1 |
| Offside Front Footrest insecure |6.2.1a| | 1 |
| Locking devices not correctly fitted which may make the motor bicycle dangerous to ride |6.2.1h| | 1 |
| Brake locking device missing |3.2.A1e| | 1 |
| Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 1 |
| Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Rear suspension bush has excessive free play |2.4.A2a|i|| | 1 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Front Front wheel spindle securing nut locking device missing |2.3.5a| | 1 |
| Rear Front wheel spindle securing nut locking device missing |2.3.5a| | 1 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Rear reflector on motorcycle obscured |1.4.1| | 1 |
| Drive chain excessively loose |6.2.1d| | 1 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Rear Locking devices not correctly fitted which may make the motor bicycle dangerous to ride |6.2.1h| | 1 |
| Rear reflector on motorcycle missing |1.4.1| | 1 |
| Nearside Rear Direction indicators not working |1.5.1c| | 1 |