| Most common failures | No# failures |
|---|
| Drive chain excessively loose (6.1.7 (c) (i)) | 4 |
| Front Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 3 |
| Throttle operating incorrectly (6.2.7 (a) (i)) | 2 |
| Headlamp aim out of alignment | 2 |
| Front Brake excessively binding (1.2.1 (f)) | 2 |
| Drive chain worn to excess (6.1.7 (c) (i)) | 2 |
| Rear reflector missing (4.8.2 (a) (ii)) | 2 |
| Registration plate lamp issues | 2 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 2 |
| Riders seat insecure (6.2.5 (a) (ii)) | 1 |
| Rear Drive chain sprocket so worn it is likely to fail (6.1.7 (c) (ii)) | 1 |
| Drive chain so worn it is likely to fail (6.1.7 (c) (ii)) | 1 |
| Offside Rear Wheel spindle locking device missing (5.2.1 (d)) | 1 |
| Drive chain sprocket worn to excess (6.1.7 (c) (i)) | 1 |
| Front Valve stem seriously damaged (5.2.3 (j)) | 1 |
| Rear Valve stem seriously damaged (5.2.3 (j)) | 1 |
| Registration plate issues | 1 |
| Offside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Horn not working (7.7 (a)) | 1 |
| Central Rear Lower Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Rear Suspension component modified so the suspension is inoperative (5.3.3 (c) (ii)) | 1 |
| Suspension rod corroded and seriously weakened (5.3.3 (b) (i)) | 1 |
| Rear Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 1 |
| Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |
| Drive chain excessively tight (6.1.7 (k) (i)) | 1 |
| Brake excessively binding (1.2.1 (f)) | 1 |
| Drive chain horseshoe locking device incorrectly fitted (6.1.7 (j) (i)) | 1 |
| Stop lamp remains on when the brakes are released | 1 |
| Nearside Rear Footrest missing (6.2.12 (a)) | 1 |