| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 9 |
| Front wheel bearings are excessively rough |2.3.5b| | 4 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 4 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 3 |
| Headlamp aim headlamp damaged and function impaired |1.2.3a| | 3 |
| Headlamp aim projected beam image obviously incorrect (4.1.2 (c)) | 2 |
| Headlamp aim so that beam "kick up" is not visible on the screen |4.1.2 |a|| | 2 |
| Headlamp aim so that beam "kick up" is not visible on the screen (4.1.2 (a)) | 2 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 2 |
| Nearside Front Direction indicators not working |1.5.1c| | 2 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Registration plate issues | 2 |
| Exhaust markings indicating not for road use or similar wording |7.1.4| | 2 |
| Front wheel bearings have excessive free play |2.3.5b| | 2 |
| Centre Front Headlamp aim beam image kick up to the offside |1.6| | 1 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Headlamp aim so that beam "kick up" is not visible on the screen |1.6.B.1| | 1 |
| Headlamp reflector seriously defective |4.1.1 |b| |ii|| | 1 |
| Central Front Lower Wheel bearing so rough it is likely to overheat or break up (5.1.3 (b) (ii)) | 1 |
| Central Front Upper Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Drive chain excessively loose |6.2.1d| | 1 |
| Headlamp aim beam image kick up to the offside |1.6| | 1 |
| Offside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Nearside Front Direction indicator not working |1.5.1c| | 1 |
| Front Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 1 |
| Front Position lamp not working (4.2.1 (a)) | 1 |
| Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 1 |
| Exhaust noise is clearly in excess of that emitted by a similar motorcycle fitted with a standard silencer in average condition (8.1.1 (a)) | 1 |
| Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Front suspension assembly component excessively bent forks |2.3.1| | 1 |
| Wheel alignment incorrect which adversely affects the steering |2.5.1| | 1 |
| Offside Steering lock stop ineffective |2.1.3| | 1 |
| Steering headbearing has excessive free play |2.2.2| | 1 |
| Offside Rear Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Front Front wheel bearings are excessively rough |2.3.5b| | 1 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Front Brake indicates excessive fluctuation of brake effort |1.2.1 |e|| | 1 |
| Front Brake excessively binding (1.2.1 (f)) | 1 |
| Rear reflector missing |4.8.2 |a| |ii|| | 1 |
| Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Throttle operating incorrectly (6.2.7 (a) (i)) | 1 |
| Horn not working |1.7.3a| | 1 |
| Horn not working (7.7 (a)) | 1 |
| Headlamp aim so that beam "kick up" is not visible on the screen Bulb loose in headlight unit! |4.1.2 |a|| | 1 |
| All direction indicators not working (4.4.1 (a) (ii)) | 1 |
| Exhaust noise is clearly in excess of that emitted by a similar motor bicycle fitted with a standard silencer in average condition |7.1.2| | 1 |
| Headlamp aim headlamp damaged and function impaired Bulb holder insecure | melted| |1.2.3a| | 1 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Front Wheel bearing so rough it is likely to overheat or break up |5.1.3 |b| |ii|| | 1 |
| Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Direction indicator not working front right inop |4.4.1 |a| |ii|| | 1 |
| Motorcycle structure adversely modified Side stand fouling exhaust so not fully dis-engaging when up |6.1.1b| | 1 |
| Nearside Front Footrest insecure Circlip missing (6.2.12 (a)) | 1 |
| Horn is not a constant note |1.7.3c| | 1 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Front Headlamp aim projected beam image obviously incorrect (4.1.2 (c)) | 1 |