| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 2 |
| Rear Suspension component pin or bush excessively worn (5.3.4 (a) (i)) | 2 |
| Registration plate issues | 2 |
| Drive chain excessively tight (6.2.1d) | 1 |
| Locking device(s) not correctly fitted which may make the motor bicycle dangerous to ride horseshoe device fitted with open end in the direction of rotation (6.2.1h) | 1 |
| Throttle has a significant change in engine speed whilst moving the steering from lock to lock (2.1.4) | 1 |
| Wheel alignment incorrect which adversely affects the handling (2.5.1) | 1 |
| Rear mono-shock pivot excessively worn (top and bottom) (2.4.B.4) | 1 |
| Central Rear Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Drive chain horseshoe locking device incorrectly fitted (6.1.7 (j) (i)) | 1 |
| Shock absorber has negligible damping effect Both Rear Shocks (5.3.2 (b)) | 1 |
| Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |
| Wheel alignment incorrect which adversely affects the steering (2.4 (a)) | 1 |
| Nearside Rear Direction indicator likely to become detached (4.4.1 (c) (ii)) | 1 |
| Offside Rear Direction indicator likely to become detached (4.4.1 (c) (ii)) | 1 |
| Exhaust mounting does not fully support the exhaust system |7.1.1.c| | 1 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Horn not working |1.7.3a| | 1 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Front Wheel bearing play so excessive that directional control is impaired (5.1.3 (a) (ii)) | 1 |
| Rear Wheel bearing play so excessive that directional control is impaired (5.1.3 (a) (ii)) | 1 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Fork yoke fractured lock stop missing (2.2.2 (d) (i)) | 1 |
| Horn not working (7.7 (a) (ii)) | 1 |
| Rear suspension bush has excessive free play |2.4.A2a|i|| | 1 |
| Fork yoke insecure top nut loose (2.2.2 (d) (i)) | 1 |
| Nearside Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Front Wheel bearing play so excessive it is likely to break up (5.1.3 (a) (ii)) | 1 |
| Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Registration plate lamp issues | 1 |
| Rear reflector missing |4.8.2 |a| |ii|| | 1 |
| Rear Wheel bearing has excessive play |5.1.3 |a| |i|| | 1 |
| Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Rear suspension bearing has excessive free play |2.4.A2a|i|| | 1 |
| Drive chain excessively loose |6.2.1d| | 1 |
| Drive chain worn to excess |6.2.1e| | 1 |
| Rear Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 1 |
| Rear Brake hose damaged and likely to fail and insecure (1.1.12 (a)) | 1 |
| Rear Position lamp not working (4.2.1 (a)) | 1 |