| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 6 |
| Drive chain excessively loose (6.1.7 (c) (i)) | 5 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 4 |
| Horn not working (7.7 (a)) | 3 |
| Headlamp aim out of alignment | 3 |
| Rear reflector missing (4.8.2 (a) (ii)) | 3 |
| Front Position lamp not working (4.2.1 (a)) | 3 |
| Drive chain excessively tight (6.1.7 (k) (i)) | 3 |
| Front Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 3 |
| Drive chain so loose it is likely to fail (6.1.7 (c) (ii)) | 2 |
| Front Brake excessively binding (1.2.1 (f)) | 2 |
| Rear Brake excessively binding (1.2.1 (f)) | 2 |
| Headlamp aim projected beam image obviously incorrect (4.1.2 (c)) | 1 |
| Drive chain horseshoe locking device incorrectly fitted (6.1.7 (j) (i)) | 1 |
| Drive chain sprocket so loose it is likely to fail (6.1.7 (c) (ii)) | 1 |
| Rear Position lamp light intensity significantly reduced (4.2.3 (a) (ii)) | 1 |
| Drive chain worn to excess (6.1.7 (c) (i)) | 1 |
| Drive chain sprocket excessively loose (6.1.7 (c) (i)) | 1 |
| Offside Front Stop lamp switch with a delay in operation (4.3.2 (a) (ii)) | 1 |
| Nearside Front Footrest insecure (6.2.12 (a)) | 1 |
| Rear Brake pedal has insufficient reserve travel (1.1.2 (a)) | 1 |
| Stop lamp not working From front control (4.3.1 (a) (ii)) | 1 |
| Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| All direction indicators not working (4.4.1 (a) (ii)) | 1 |
| Dipswitch does not operate immediately when selected on dipped beam (4.1.3 (b)) | 1 |
| Rear Rear reflector likely to become detached (4.8.1 (b) (ii)) | 1 |
| Steering operation fouling on the fuel tank or bodywork on full lock (2.1.4 (b)) | 1 |
| Rear Brake fluid reservoir fluid not visible (1.1.10 (d) (iii)) | 1 |
| Motorcycle structure has a fracture which is likely to adversely affect braking or steering LOCK STOP SNAPPED (6.1.1 (a) (ii)) | 1 |
| Headlamp aim projected beam image obviously incorrect LED BULB HAS NO BEAM PATTERN (4.1.2 (c)) | 1 |
| Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |
| Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 1 |
| Headlamp aim unable to be tested (4.1.2 (b)) | 1 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Front Brake pedal is bent and the brake cannot be readily applied (1.1.2 (d)) | 1 |
| Front Clutch lever bent so it cannot be readily operated (6.2.7 (b)) | 1 |
| Rear Drive chain excessively loose (6.1.7 (c) (i)) | 1 |
| Rear Wheel spindle or securing nut(s) so insecure that wheel security or steering control is adversely affected (5.2.1 (c) (ii)) | 1 |
| Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |
| Front Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Rear Drive chain sprocket worn to excess (6.1.7 (c) (i)) | 1 |
| Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 1 |
| Suspension arm pin or bush excessively worn swing arm (5.3.4 (a) (i)) | 1 |
| Drive chain so worn it is likely to fail (6.1.7 (c) (ii)) | 1 |
| Wheel alignment incorrect which adversely affects the steering fork legs bent out of alignment (2.4 (a)) | 1 |
| Front Position lamp not working sidelight bulb out (4.2.1 (a)) | 1 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 1 |