| Most common failures | No# failures |
|---|
| Rear reflector missing (4.8.2 (a) (ii)) | 19 |
| Registration plate issues | 13 |
| Headlamp aim out of alignment | 11 |
| Rear reflector missing |4.8.2 |a| |ii|| | 10 |
| Front Brake excessively binding (1.2.1 (f)) | 6 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 5 |
| Stop lamp remains on when the brakes are released | 4 |
| Rear Position lamp not working (4.2.1 (a)) | 4 |
| Rear Wheel alignment incorrect which adversely affects the handling (2.4 (a)) | 2 |
| Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 2 |
| Front Brake grabbing severely (1.2.1 (c)) | 2 |
| Horn not working |7.7 |a| |ii|| | 2 |
| Horn not working (7.7 (a) (ii)) | 2 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 2 |
| Drive chain so worn it is likely to fail (6.1.7 (c) (ii)) | 2 |
| 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)) | 2 |
| Nearside Front Footrest insecure (6.2.12 (a)) | 2 |
| Horn not working (7.7 (a)) | 2 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 2 |
| Stop lamp not working rear brake operation |4.3.1 |a| |ii|| | 1 |
| Offside Rear Footrest missing |6.2.12 |a|| | 1 |
| Rear Suspension arm attachment bracket/mounting insecure rear swinging arm bolt excess play loose |5.3.3 |a| |i|| | 1 |
| Nearside Front Footrest insecure |6.2.12 |a|| | 1 |
| Rear Riders seat with a defective supporting structure subframe |6.2.5 |a| |i|| | 1 |
| Rear Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Throttle control functioning such that safe operation of the motorcycle is adversely affected |6.2.7 |a| |ii|| | 1 |
| Drive chain excessively loose (6.1.7 (c) (i)) | 1 |
| Drive chain excessively tight (6.1.7 (k) (i)) | 1 |
| Front Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Front Headlamp light source and lamp not compatible (4.1.4 (c)) | 1 |
| Central Rear Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Drive chain so loose it is likely to fail (6.1.7 (c) (ii)) | 1 |
| Front Position lamp not working |4.2.1 |a|| | 1 |
| Drive chain excessively tight, so that it is likely to fail (6.1.7 (k) (ii)) | 1 |
| Nearside Rear Direction indicator not working |4.4.1 |a| |ii|| | 1 |
| Central Rear Wheel alignment incorrect which adversely affects the handling |2.4 |a|| | 1 |
| Rear Drive chain sprocket so worn it is likely to fail (6.1.7 (c) (ii)) | 1 |
| Drive chain worn to excess (6.1.7 (c) (i)) | 1 |
| Offside Brake pedal not releasing correctly and functionality of brakes affected (1.1.2 (b) (ii)) | 1 |
| Headlamp aim so that beam "kick up" is not visible on the screen |4.1.2 |a|| | 1 |
| Stop lamp not working front and rear (4.3.1 (a) (ii)) | 1 |
| Rear Stop lamp does not illuminate by the operation of both brake controls spring was disconnected (4.3.2 (a) (iii)) | 1 |
| Stop lamp does not illuminate by the operation of both brake controls no stoplamp on front brake (4.3.2 (a) (iii)) | 1 |
| Rear Motorcycle structure joining/attachment plate or fastening insecure subframe bolts loose (6.1.1 (b) (i)) | 1 |
| Nearside Front Lower Brake excessively binding (1.2.1 (f)) | 1 |
| Throttle control functioning such that safe operation of the motorcycle is adversely affected (6.2.7 (a) (ii)) | 1 |
| Headlamp incorrect colour |4.1.4 |a|| | 1 |
| Direction indicator lens defective such that the emitted light is adversely affected lens missing (light emitted is white) (4.4.1 (b) (ii)) | 1 |
| Front Position lamp not working (4.2.1 (a)) | 1 |
| Steering headbearing excessively stiff or notchy when turned to the right. (2.2.2 (f) (i)) | 1 |
| Offside Rear Drive chain excessively loose (6.1.7 (c) (i)) | 1 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Central Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Central Front Headlamp aim not tested (4.1.2 (b)) | 1 |
| Central Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Offside Drive chain excessively loose (6.1.7 (c) (i)) | 1 |
| Front Brake disc insecure |1.1.14 |a| |ii|| | 1 |
| Dipswitch does not operate immediately when selected on dipped beam (4.1.3 (b)) | 1 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Front Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 1 |
| All direction indicators not working (4.4.1 (a) (ii)) | 1 |
| Nearside Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Horn sound not in accordance with requirements (7.7 (c)) | 1 |
| Rear Wheel spindle loose (5.2.1 (c) (i)) | 1 |
| Front Direction indicator obviously incorrectly positioned (4.4.3 (a)) | 1 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 1 |