| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 9 |
| Registration plate issues | 5 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 4 |
| Rear Drive chain sprocket worn to excess |6.2.1e| | 4 |
| Horn not working |1.7.3a| | 4 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 4 |
| Drive chain excessively loose |6.2.1d| | 4 |
| Offside Handlebar handgrip not secure to handlebars. |2.1.1c| | 4 |
| Drive chain worn to excess |6.2.1e| | 4 |
| Front wheel bearings are excessively rough |2.3.5b| | 3 |
| Headlamp aim headlamp deteriorated and function impaired |1.2.3a| | 3 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 3 |
| Front Brake disc|s| friction surface contaminated by oil or grease |3.2.A1k| | 2 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 2 |
| Horn is not continous or uniform |1.7.3c| | 2 |
| Front Front wheel bearings have excessive free play |2.3.5b| | 2 |
| Rear Wheel alignment incorrect which adversely affects the handling |2.5.1| | 2 |
| Wheel alignment incorrect which adversely affects the handling |2.5.1| | 2 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 2 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 2 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Rear Brake reaction bracket insecure |3.2.A1j| | 2 |
| Rear Brake pedal pivots excessively worn |3.1.3a| | 2 |
| Rear Roller brake test indicates a sticking brake |3.3.A1a| | 2 |
| Front Floor brake test indicates a binding brake |3.3.C2c| | 2 |
| Exhaust mounting does not fully support the exhaust system |7.1.1.c| | 2 |
| Offside Rear Direction indicator damaged and function impaired |1.5.3a| | 1 |
| Front Wheel spoke excessively loose |4.2.1b| | 1 |
| Rear Roller brake test indicates a severely grabbing brake |3.3.A1b| | 1 |
| Stop lamp does not illuminate by the operation of both brake controls Rear brake switch faulty (4.3.2 (a) (iii)) | 1 |
| Throttle operating incorrectly Revs rise with steering at full right lock (6.2.7 (a) (i)) | 1 |
| Front Brake excessively binding (1.2.1 (f)) | 1 |
| Handlebar excessively deformed (2.2.1 (c) (i)) | 1 |
| Handlebar grip insecure to handlebar Throttle side (2.2.1 (d) (ii)) | 1 |
| Chain guard insecure Fouling chain as well (6.1.7 (i)) | 1 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Front Wheel spoke missing |4.2.1b| | 1 |
| Handlebar deformed |2.1.1b| | 1 |
| Offside Steering lock stop missing |2.1.3| | 1 |
| Nearside Rear Direction indicator not working |1.5.1c| | 1 |
| Throttle has a significant change in engine speed whilst moving the steering from lock to lock |2.1.4| | 1 |
| Front Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Rear suspension movement is excessively stiff |2.4.A.3b| | 1 |
| Direction indicators not working |1.5.1c| | 1 |
| Front Direction indicator not working |1.5.1c| | 1 |
| Rear Direction indicator not working |1.5.1c| | 1 |
| Front Steering lock stop missing |2.1.3| | 1 |
| Drive chain excessively loose (6.1.7 (c) (i)) | 1 |
| Rear position lamp adversely affected by the operation of another lamp |1.1.3b| | 1 |
| Stop lamp affected by the operation of another lamp |1.3.2| | 1 |
| Front Drive chain sprocket worn to excess |6.2.1e| | 1 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 1 |
| Drive chain sprocket worn to excess |6.2.1e| | 1 |
| Lower Steering lock stop missing |2.1.3| | 1 |
| Headlamp insecure |1.2.3b| | 1 |
| Headlamp aim beam image kick up to the offside |1.6| | 1 |
| Rear Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Front Brake lever is bent and the brake cannot be readily applied |3.1.3c| | 1 |
| Rear wheel rotation likely to be impeded |6.2.1b| | 1 |
| Central Rear Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Headlamp dipped beam affected by the operation of the horn |1.2.2c| | 1 |
| Headlamp main beam affected by the operation of the horn |1.2.2c| | 1 |
| Front Handlebar deformed |2.1.1b| | 1 |
| Direction indicators affected by the operation of another lamp |1.5.1c| | 1 |
| Drive chain excessively tight |6.2.1d| | 1 |
| Front Wheel has an excessively eccentric bead rim. |4.2.2| | 1 |
| Rear Wheel has an excessively distorted bead rim. |4.2.2| | 1 |
| Nearside Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Nearside Rear Footrest missing |6.2.1a| | 1 |
| Offside Rear Footrest missing |6.2.1a| | 1 |
| Steering headbearing has excessive free play |2.2.2| | 1 |
| Rear Brake component has restricted free movement and operation is likely to be impeded |3.2.A1h| | 1 |
| Rear suspension bearing has excessive free play |2.4.A2a|i|| | 1 |
| Front Front suspension has excessive stiffness in the suspension movement. |2.3.6b| | 1 |
| Rear Brake locking device missing rear brake stay locking devise missing |3.2.A1e| | 1 |
| Front suspension assembly component loose |2.3.1| | 1 |
| Rear Drive chain excessively loose |6.2.1d| | 1 |
| Nearside Footrest insecure |6.2.1a| | 1 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Rear suspension component loose |2.4.A.1a| | 1 |
| Centre Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Centre Front Upper Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Front Headlamp aim beam image kick-up is to the offside |1.6.1| | 1 |
| Offside Wheel alignment incorrect which adversely affects the handling |2.5.1| | 1 |
| Rear position lamp insecure |1.1.1c| | 1 |
| Front Direction indicator affected by the operation of another lamp |1.5.1c| | 1 |
| Rear Direction indicator affected by the operation of another lamp |1.5.1c| | 1 |
| Headlamp aim headlamp damaged and function impaired |1.2.3a| | 1 |
| Rear Rear suspension component loose |2.4.A.1a| | 1 |
| Front Roller brake test indicates a sticking brake |3.3.A1a| | 1 |
| Rear Brake back plate|s| insecure |3.2.A1j| | 1 |
| Offside Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 1 |