| Most common failures | No# failures |
|---|
| Rear reflector missing (4.8.2 (a) (ii)) | 4 |
| Headlamp aim out of alignment | 4 |
| Drive chain excessively loose (6.1.7 (c) (i)) | 3 |
| Registration plate lamp issues | 3 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 2 |
| Front Valve stem seriously damaged (5.2.3 (j)) | 2 |
| Registration plate issues | 1 |
| Front Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 1 |
| Stop lamp not working Front brake switch (4.3.1 (a) (ii)) | 1 |
| Nearside Front Direction indicator missing (4.4.1 (a) (ii)) | 1 |
| Drive chain horseshoe locking device incorrectly fitted (6.1.7 (j) (i)) | 1 |
| Drive chain so worn it is likely to fail (6.1.7 (c) (ii)) | 1 |
| Rear Lower Shock absorber has an excessively worn bush (5.3.2 (c)) | 1 |
| All direction indicators not working (4.4.1 (a) (ii)) | 1 |
| Rear Brake excessively binding (1.2.1 (f)) | 1 |
| Horn sound not in accordance with requirements (7.7 (c)) | 1 |
| Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Nearside Front Direction indicator adversely affected by the operation of another lamp (4.4.3 (b)) | 1 |
| Nearside Rear Direction indicator adversely affected by the operation of another lamp (4.4.3 (b)) | 1 |
| Offside Front Footrest missing (6.2.12 (a)) | 1 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Front Headlamp light intensity severely reduced (4.1.4 (a)) | 1 |
| Wheel bearing play so excessive it is likely to break up (5.1.3 (a) (ii)) | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% |1.2.2 |a| |i|| | 1 |
| Offside Handlebar mounting insecure (2.2.1 (a) (i)) | 1 |
| Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 1 |
| Stop lamp remains on when the brakes are released | 1 |
| Offside Front Wheel fixing loose (single fixing) (5.2.1 (a) (ii)) | 1 |
| Rear reflector missing |4.8.2 |a| |ii|| | 1 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Front Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 1 |
| Exhaust noise is clearly in excess of that emitted by a similar motorcycle fitted with a standard silencer in average condition (8.1.1 (a)) | 1 |
| Rear Valve stem seriously damaged (5.2.3 (j)) | 1 |
| Nearside Rear Footrest missing (6.2.12 (a)) | 1 |