| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 7 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 5 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 4 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 3 |
| Rear Drive chain excessively loose |6.2.1d| | 3 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 3 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 2 |
| Nearside Rear Footrest insecure |6.2.1a| | 2 |
| Nearside Front Front shock absorber seal failed and leaking oil |2.3.3| | 2 |
| Front wheel bearings have excessive free play |2.3.5b| | 2 |
| Throttle has a significant change in engine speed whilst moving the steering from lock to lock |2.1.4| | 2 |
| Registration plate issues | 2 |
| Front shock absorber seal failed and leaking oil |2.3.3| | 2 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 2 |
| Motorcycle structure cracked |6.1.1a| | 1 |
| Centre Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Drive chain excessively loose |6.2.1d| | 1 |
| Stop lamp does not illuminate immediately a brake applies not working from brake control 1 |1.3.1a| | 1 |
| Drive chain worn to excess |6.2.1e| | 1 |
| Rear reflector on motorcycle missing |1.4.1| | 1 |
| Throttle operating incorrectly |6.2.1f| | 1 |
| Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Front Wheel spoke excessively loose |4.2.1b| | 1 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Rear Wheel spoke missing |4.2.1b| | 1 |
| Wheel alignment incorrect which adversely affects the steering |2.5.1| | 1 |
| Steering movement excessively stiff with the wheel raised |2.2.1b| | 1 |
| Front wheel spindle securing nut locking device missing |2.3.3a| | 1 |
| Rear Position lamp not working (4.2.1 (a)) | 1 |
| Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Headlamp aim projected beam image obviously incorrect (4.1.2 (c)) | 1 |
| Rear Drive chain sprocket carrier worn to excess |6.2.1e| | 1 |
| Front Headlamp insecure |1.2.3b| | 1 |
| Front Steering movement excessively stiff with the wheel raised |2.2.1b| | 1 |
| Drive chain excessively loose |6.1.7 |c| |i|| | 1 |
| Drive chain horseshoe locking device incorrectly fitted |6.1.7 |j| |i|| | 1 |
| Rear Shock absorber has negligible damping effect |5.3.2 |b|| | 1 |
| Registration plate lamp issues | 1 |
| Motorcycle structure joining/attachment plate or fastening insecure Tie bar split link missing |6.1.1 |b| |i|| | 1 |
| Brake caliper insecure Top mounting bolt loose |1.1.16 |c| |i|| | 1 |
| Front Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Front All direction indicators obviously incorrectly positioned |4.4.3 |a|| | 1 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Horn not working |1.7.3a| | 1 |
| Nearside Rear Rear suspension bearing has excessive free play |2.4.A2a|i|| | 1 |
| Offside Rear Rear suspension bearing has excessive free play |2.4.A2a|i|| | 1 |
| Front Upper Steering headbearing has excessive free play |2.2.2| | 1 |
| Rear Lower Steering headbearing has excessive free play |2.2.2| | 1 |
| Rear Wheel spoke cracked. |4.2.1b| | 1 |
| Rear Brake linkage has abnormal movement due to excessive wear |3.2.A1i| | 1 |
| Drive chain excessively tight |6.2.1d| | 1 |
| Dipswitch does not operate immediately when selected on dipped beam |4.1.3 |b|| | 1 |
| Wheel alignment incorrect which adversely affects the steering (2.4 (a)) | 1 |
| Nearside Rear Direction indicator damaged and function impaired |1.5.3a| | 1 |
| Offside Rear Footrest insecure |6.2.1a| | 1 |
| Nearside Front Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Nearside Rear Direction indicator not working |1.5.1c| | 1 |
| Offside Front Footrest insecure |6.2.1a| | 1 |
| Nearside Rear Direction indicators not working |1.5.1c| | 1 |
| Nearside Rear Lower Rear shock absorber insecurely mounted |2.4.A.3b| | 1 |
| Rear position lamp adversely affected by the operation of another lamp |1.1.3b| | 1 |
| Rear Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Front Front suspension has inadequate damping effect. |2.3.6c| | 1 |
| Rear Drive chain sprocket worn to excess |6.2.1e| | 1 |
| Rear Drive chain worn to excess |6.2.1e| | 1 |
| Nearside Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Direction indicators not working |1.5.1c| | 1 |
| Front wheel bearings are excessively rough |2.3.5b| | 1 |
| Wheel alignment incorrect which adversely affects the handling |2.5.1| | 1 |