| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 14 |
| Front wheel bearings are excessively rough |2.3.5b| | 4 |
| Horn not working |1.7.3a| | 3 |
| Rear reflector missing (4.8.2 (a) (ii)) | 3 |
| Registration plate issues | 2 |
| Horn not working (7.7 (a) (ii)) | 2 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 2 |
| Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 2 |
| Front wheel bearings have excessive free play |2.3.5b| | 2 |
| Rear reflector on motorcycle missing |1.4.1| | 2 |
| Drive belt so worn it is likely to fail (6.1.7 (c) (ii)) | 1 |
| Front Brake fluid contaminated (1.8 (a)) | 1 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Registration plate lamp issues | 1 |
| Front Sidecar wheel bearings are excessively rough |5.2.3d| | 1 |
| Stop lamp not working from front brake (4.3.1 (a) (ii)) | 1 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Rear Footrest missing |6.2.1a| | 1 |
| Front Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 1 |
| Front Headlamp dipped beam affected by the operation of another lamp |1.2.2c| | 1 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 1 |
| Rear Shock absorber likely to become detached |5.3.2 |a| |ii|| | 1 |
| Direction indicator not working |1.5.1c| | 1 |
| Front Brake indicates excessive fluctuation of brake effort |1.2.1 |e|| | 1 |
| Front Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Front Brake disc|s| is excessively distorted |3.2.A1m| | 1 |
| Handlebar fouling on the fuel tank or bodywork on full lock bottom yoke hitting tank both sides (2.1.4 (b)) | 1 |
| Rear Direction indicator obviously incorrectly positioned not spaced far enough apart (4.4.3 (a)) | 1 |
| Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 1 |
| Steering headbearing excessively stiff or notchy sticks in straight ahead position |2.2.2 |f| |i|| | 1 |
| Front Hydraulic brake control feels spongy |3.1.4a| | 1 |
| Brake disc fractured Rear (1.1.14 (a) (ii)) | 1 |
| Front Front wheel bearings have excessive free play |2.3.5b| | 1 |