| Most common failures | No# failures |
|---|
| Brake pedal has inadequate reserve travel |3.1.3b| | 1 |
| Rear Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 1 |
| Rear Brake linkage has abnormal movement due to maladjustment |3.2.A1i| | 1 |
| Front Brake hose is likely to be fouled or trapped by moving parts |3.2.B2c| | 1 |
| Rear Locking devices not correctly fitted which may make the motor bicycle dangerous to ride wheel nut no split pin |6.2.1h| | 1 |
| Front mudguard insecure |2.3.7| | 1 |
| Steering control handlebar movement restricted by trapped cables |2.1.2c| | 1 |
| Steering control handlebar movement restricted by taut cables |2.1.2c| | 1 |
| Steering control handlebar movement restricted by cables caught on a projection |2.1.2c| | 1 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Exhaust excessively deteriorated |7.1.1a| | 1 |
| Rear mono-shock pivot excessively worn |2.4.B.4| | 1 |
| Rear suspension bush has excessive free play |2.4.A2a|i|| | 1 |
| Rear wheel rotation likely to be impeded |6.2.1b| | 1 |
| Offside Rear Footrest missing (6.2.12 (a)) | 1 |
| Rear Brake grabbing severely (1.2.1 (c)) | 1 |
| Rear reflector missing |4.8.2 |a| |ii|| | 1 |
| Front Handlebar restricted in free movement from lock to lock (2.1.4 (c)) | 1 |
| Front Brake fluid contaminated (1.8 (a)) | 1 |
| Front Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 1 |
| Rear Drive chain so loose it is likely to fail (6.1.7 (c) (ii)) | 1 |
| Rear Suspension component pin or bush excessively worn (5.3.4 (a) (i)) | 1 |
| Rear Brake drum significantly and obviously worn (1.1.14 (a) (i)) | 1 |
| Headlamp aim out of alignment | 1 |
| Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 1 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 1 |
| Rear Brake disc|s| excessively worn |3.2.A1l| | 1 |
| Front wheel bearings are excessively rough |2.3.5b| | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 1 |
| Rear Position lamp not working (4.2.1 (a)) | 1 |
| Nearside Front Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 1 |
| Drive chain excessively loose (6.1.7 (c) (i)) | 1 |
| Registration plate lamp issues | 1 |
| Rear Wheel spindle or securing nut(s) so insecure that wheel security or steering control is adversely affected (5.2.1 (c) (ii)) | 1 |
| Suspension arm attachment bracket/mounting insecure Rear lower rising rate link arm (5.3.3 (a) (i)) | 1 |
| Vehicle identification number not legible (0.2 (b)) | 1 |
| Rear Shock absorber has negligible damping effect suspension linkage seized no damping |5.3.2 |b|| | 1 |
| Central Front Horn not working (7.7 (a)) | 1 |
| Central Rear Upper Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Rear Drive chain sprocket worn to excess |6.2.1e| | 1 |
| Drive chain excessively loose |6.2.1d| | 1 |
| Central Rear Suspension component pin or bush excessively worn |5.3.4 |a| |i|| | 1 |
| Offside Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |
| Rear Lower Suspension arm pin or bush excessively worn Pro-link bushes (5.3.4 (a) (i)) | 1 |
| Offside All direction indicators not working Not flashing (4.4.1 (a) (ii)) | 1 |
| Offside Handlebar restricted in free movement from lock to lock Not seat/aligned correctly. (2.1.4 (c)) | 1 |
| Rear Lower Suspension arm pin or bush likely to become detached No lock nut fitted to pro link bolt (5.3.4 (a) (ii)) | 1 |