| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 10 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 10 |
| Drive chain worn to excess |6.2.1e| | 5 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 4 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 4 |
| Nearside Handlebar handgrip not secure to handlebars. |2.1.1c| | 4 |
| Drive chain excessively loose |6.2.1d| | 3 |
| Front Floor brake test indicates a binding brake |3.3.C2c| | 3 |
| Rear Drive chain excessively loose |6.2.1d| | 2 |
| Nearside Headlamp aim beam image kick-up is to the offside |1.6.1| | 2 |
| Offside Headlamp aim beam image kick-up is to the offside |1.6.1| | 2 |
| Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 2 |
| Front Wheel bearing has excessive play |5.1.3 |a| |i|| | 1 |
| Drive chain excessively loose |6.1.7 |c| |i|| | 1 |
| Nearside Front Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Clutch lever positioned so it cannot be readily operated. |6.2.1g| | 1 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Drive chain sprocket carrier worn to excess |6.2.1e| | 1 |
| Brake component is fractured |3.1.5| | 1 |
| Drive chain excessively tight |6.2.1d| | 1 |
| Nearside Handlebar grip insecure to handlebar |2.2.1 |d| |ii|| | 1 |
| Front Position lamp not working |4.2.1 |a|| | 1 |
| Nearside Rear Footrest missing |6.2.1a| | 1 |
| Offside Rear Footrest missing |6.2.1a| | 1 |
| Throttle operating incorrectly |6.2.1f| | 1 |
| Nearside Front Brake disc|s| excessively worn |3.2.A1l| | 1 |
| Offside Front Brake disc|s| excessively worn |3.2.A1l| | 1 |
| Front Drive chain sprocket worn to excess |6.2.1e| | 1 |
| Rear Drive chain sprocket worn to excess |6.2.1e| | 1 |
| Handlebar grip insecure to handlebar |2.2.1 |d| |ii|| | 1 |
| Rear Stop lamp does not illuminate immediately a brake applies Adjusted at test station. |1.3.1a| | 1 |
| Offside Rear Direction indicators not working |1.5.1c| | 1 |
| Offside Front Brake disc|s| has excessive run out |3.2.A1m| | 1 |
| Nearside Front Footrest insecure |6.2.1a| | 1 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Front Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 1 |
| Front Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 1 |
| Registration plate issues | 1 |
| Rear Wheel spoke excessively loose |4.2.1b| | 1 |
| Front Headlamp aim beam image kick-up is to the offside |1.6.1| | 1 |
| Front Floor brake test indicates a sticking brake |3.3.C2c| | 1 |
| Rear Exhaust excessively deteriorated |7.1.1a| | 1 |
| Dipswitch does not extinquish main beam/s, leaving at least 1 dipped beam headlamp |1.2.2b|i|| | 1 |
| Offside Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Offside Rear Wheel bearing play so excessive it is likely to break up |5.1.3 |a| |ii|| | 1 |
| Offside Headlamp lens seriously defective beam kick up to the right |4.1.1 |b| |ii|| | 1 |
| Front Fairings so located that it is likely to impede the steering |2.1.2e| | 1 |
| Front An item not tested |Manual| | 1 |
| Front Roller brake test indicates a sticking brake |3.3.A1a| | 1 |
| Stop lamp does not emit a steady light |1.3.1b| | 1 |
| Rear Drive chain excessively tight |6.2.1d| | 1 |
| Brake hose excessively deteriorated | 1 |
| Front Brake excessively binding |1.2.1 |f|| | 1 |
| Horn is not a constant note |1.7.3c| | 1 |
| Horn is not continous or uniform |1.7.3c| | 1 |
| Front Headlamp aim beam image kick up to the offside Masked |1.6| | 1 |
| Rear Brake fluid reservoir fluid level dangerously low |3.2.B1d| | 1 |
| Front Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 1 |