| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 3 |
| Front wheel bearings are excessively rough |2.3.5b| | 3 |
| Horn not working |1.7.3a| | 3 |
| Headlamp insecure (4.1.1 (c)) | 2 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Rear reflector on motorcycle missing |1.4.1| | 2 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Dipswitch does not operate immediately when selected on main beam (4.1.3 (b)) | 1 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 1 |
| Fuel system component leaking (6.1.3 (b) (i)) | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 1 |
| Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Nearside Footrest insecure (6.2.12 (a)) | 1 |
| Rear Drive chain sprocket excessively loose (6.1.7 (c) (i)) | 1 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Rear Brake has no recorded effort at a wheel (1.2.1 (a) (ii)) | 1 |
| All direction indicators not working (4.4.1 (a) (ii)) | 1 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Horn not working (7.7 (a) (ii)) | 1 |
| Front Brake lever insecure (1.1.2 (e) (i)) | 1 |
| Rear Wheel bearing so rough it is likely to overheat or break up (5.1.3 (b) (ii)) | 1 |
| Drive chain excessively loose (6.1.7 (c) (i)) | 1 |
| Exhaust system insecure (6.1.2 (a)) | 1 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Headlamp aim headlamp deteriorated and function impaired |1.2.3a| | 1 |
| Nearside Front Direction indicator not working |1.5.1c| | 1 |
| Offside Front Direction indicator not working |1.5.1c| | 1 |
| Offside Rear Direction indicator not working |1.5.1c| | 1 |
| Nearside Rear Direction indicator missing |1.5.1a| | 1 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Dipswitch does not operate immediately when selected on dipped beam (4.1.3 (b)) | 1 |
| Fuel cap does not fasten securely maintaining the sealing arrangement |7.2.2b| | 1 |
| Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 1 |
| Rear mono-shock pivot excessively worn |2.4.B.4| | 1 |
| Nearside Rear Direction indicators not working |1.5.1c| | 1 |
| Offside Rear Direction indicators not working |1.5.1c| | 1 |
| Headlamp aim beam image kick up to the offside |1.6| | 1 |
| Offside Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Rear Brake fluid significantly below minimum mark |1.1.10 |d| |ii|| | 1 |
| Direction indicators not working |1.5.1c| | 1 |
| Headlamp insecure |1.2.3b| | 1 |
| Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Upper Rear mono-shock pivot excessively worn |2.4.B.4| | 1 |
| Drive chain excessively tight |6.2.1d| | 1 |
| Rear Drive chain sprocket worn to excess |6.2.1e| | 1 |
| Drive chain worn to excess |6.2.1e| | 1 |
| Rear wheel rotation likely to be impeded |6.2.1b| | 1 |
| Rear Floor brake test indicates a sticking brake |3.3.C2c| | 1 |
| Rear Brake pedal is damaged and the brake cannot be readily applied |3.1.3c| | 1 |
| Nearside Rear Footrest missing |6.2.1a| | 1 |
| Offside Rear Footrest missing |6.2.1a| | 1 |
| Nearside Steering lock stop ineffective |2.1.3| | 1 |
| Nearside Steering lock stop missing broken. |2.1.3| | 1 |
| Offside Rear Wheel alignment incorrect which adversely affects the handling |2.5.1| | 1 |