| Most common failures | No# failures |
|---|
| Registration plate issues | 6 |
| Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 2 |
| Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 2 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 2 |
| Rear reflector on motorcycle missing |1.4.1| | 2 |
| Horn missing |1.7.1| | 2 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Front Brake lever has insufficient reserve travel brake operation spongy (1.1.2 (a)) | 1 |
| Drive chain worn to excess (6.1.7 (c) (i)) | 1 |
| Drive chain excessively loose no more adjustment available (6.1.7 (c) (i)) | 1 |
| Drive chain excessively tight, so that it is likely to fail (6.1.7 (k) (ii)) | 1 |
| Drive chain horseshoe locking device incorrectly fitted (6.1.7 (j) (i)) | 1 |
| Drive chain sprocket so worn it is likely to fail (6.1.7 (c) (ii)) | 1 |
| Rear Wheel spoke excessively loose (5.2.2 (d)) | 1 |
| Horn not working missing (7.7 (a)) | 1 |
| Rear Drive chain horseshoe locking device incorrectly fitted (6.1.7 (j) (i)) | 1 |
| Rear Wheel spindle locking device ineffective car wheel nut fitted (5.2.1 (d)) | 1 |
| Rear Wheel spindle locking device missing (5.2.1 (d)) | 1 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Steering headbearing has excessive wear or free play |2.2.2 |f| |i|| | 1 |
| Suspension arm pin or bush excessively worn shock to linkage bearing has excessive free play |5.3.4 |a| |i|| | 1 |
| Horn not working (7.7 (a) (ii)) | 1 |
| Drive chain excessively loose |6.2.1d| | 1 |
| Front position lamp missing |1.1.1a| | 1 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Headlamp missing |1.2.3a| | 1 |
| Rear Wheel spoke excessively loose |4.2.1b| | 1 |
| Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 1 |
| Drive chain worn to excess |6.2.1e| | 1 |
| Throttle has a significant change in engine speed whilst moving the steering from lock to lock |2.1.4| | 1 |
| Offside Brake lever is so short and the brake cannot be readily applied |3.1.3c| | 1 |