| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 9 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 3 |
| Registration plate lamp issues | 3 |
| Horn not working |1.7.3a| | 2 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Stop lamp remains on when the brakes are released | 2 |
| Drive chain excessively loose |6.2.1d| | 2 |
| Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 2 |
| Offside Front Direction indicators not working |1.5.1c| | 1 |
| Offside Front Direction indicator incorrect colour |1.5.1b| | 1 |
| Offside Front Brake lever is so short and the brake cannot be readily applied |3.1.3c| | 1 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 1 |
| Front Roller brake test indicates a severely juddering brake |3.3.A1b| | 1 |
| Stop lamp not working front lever |4.3.1 |a| |ii|| | 1 |
| Headlamp aim beam image kick up to the offside |1.6| | 1 |
| Central Front Upper Fuel cap ineffective fixing screws loose |6.1.3 |b| |i|| | 1 |
| Nearside Upper Indicator switch inoperative needs lubricating to operate correctly |4.4.2 |a| |ii|| | 1 |
| Rear Rear suspension bearing has excessive free play |2.4.A2a|i|| | 1 |
| Fuel pipe union leaking |7.2.1a| | 1 |
| Nearside Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Nearside Front Brake disc contaminated |1.1.14 |b|| | 1 |
| Rear Brake disc|s| friction surface contaminated by oil or grease |3.2.A1k| | 1 |
| Headlamp not working on dipped beam bulb loose holder (4.1.1 (a) (ii)) | 1 |
| Nearside Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Nearside Steering control has Insufficient clearance at full lock affecting the riders grasp of handlebars |2.1.2b| | 1 |
| Offside Steering control has Insufficient clearance at full lock affecting the riders grasp of handlebars |2.1.2b| | 1 |
| Rear Stop lamp does not illuminate immediately a brake applies (1.3.1a) | 1 |
| Central Front Upper Headlamp insecure (4.1.1 (c)) | 1 |
| Central Rear Lower Footrest missing (6.2.12 (a)) | 1 |
| Rear reflector defective or damaged by more than 50% of the reflecting surface (4.8.1 (a) (ii)) | 1 |
| Front Brake excessively binding (1.2.1 (f)) | 1 |
| Rear Stop lamp switch with a delay in operation Incorrectly adjusted (4.3.2 (a) (ii)) | 1 |
| Horn not working |7.7 |a| |ii|| | 1 |
| Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 1 |
| Headlamp not working on main beam |4.1.1 |a| |ii|| | 1 |
| Registration plate issues | 1 |
| Rear Valve stem seriously damaged (5.2.3 (j)) | 1 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Nearside Front Direction indicators not working |1.5.1c| | 1 |
| Nearside Front Position lamp not working (4.2.1 (a)) | 1 |
| Drive chain excessively tight (6.1.7 (k) (i)) | 1 |
| Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |
| Rear Brake pedal has insufficient reserve travel (1.1.2 (a)) | 1 |
| Rear wheel spindle securing nut|s| loose |2.4.A.2b| | 1 |
| Rear suspension bush has excessive free play |2.4.A2a|i|| | 1 |
| Rear Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Headlamp aim not tested (4.1.2 (b)) | 1 |