| Most common failures | No# failures |
|---|
| Rear Brake lining|s| less than 1.5 mm thick |3.2.A1f|i|| | 2 |
| Headlamp aim so that beam "kick up" is not visible on the screen (4.1.2 (a)) | 1 |
| Rear Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 1 |
| Rear Brake excessively binding (1.2.1 (f)) | 1 |
| Rear Brake component modification unsafe (1.1.21 (d) (i)) | 1 |
| Front Steering damper ineffective bottoms out (2.1.4 (d) (i)) | 1 |
| Front Steering damper in such a condition that the steering action is adversely affected catching something (2.1.4 (d) (ii)) | 1 |
| Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 1 |
| Drive chain excessively tight, so that it is likely to fail (6.1.7 (k) (ii)) | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 1 |
| Rear Brake back plate|s| insecure |3.2.A1j| | 1 |
| Front Steering headbearing has excessive free play |2.2.2| | 1 |
| Horn not loud enough to be heard by another road user |1.7.3a| | 1 |
| Headlamp aim out of alignment | 1 |
| Front wheel bearings are excessively rough |2.3.5b| | 1 |
| Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Stop lamp does not illuminate immediately a brake applies Front brake and Rear Brake applied |1.3.1a| | 1 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Front Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |
| Front Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 1 |
| Handlebar mounting clamp bolt loose |2.1.1a| | 1 |
| Drive chain excessively loose |6.2.1d| | 1 |
| Drive chain fouling another component |6.2.1d| | 1 |
| Front Wheel bearing rough when rotated |5.1.3 |b| |i|| | 1 |
| Rear Brake component insecure reaction bracket locking nut |1.1.21 |c|| | 1 |