| Most common failures | No# failures |
|---|
| Registration plate issues | 5 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 3 |
| Horn not working (7.7 (a)) | 3 |
| Front Position lamp not working |4.2.1 |a|| | 2 |
| Rear reflector missing (4.8.2 (a) (ii)) | 2 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 2 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 2 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Position lamp not working (4.2.1 (a)) | 1 |
| Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Horn not working |1.7.3a| | 1 |
| Horn not working (7.7 (a) (ii)) | 1 |
| Front Position lamp adversely affected by the operation of another lamp (4.2.3 (b)) | 1 |
| Rear Position lamp adversely affected by the operation of another lamp (4.2.3 (b)) | 1 |
| Rear Stop lamp adversely affected by the operation of another lamp (4.3.3 (b)) | 1 |
| Rear Brake component insecure split pin missing (1.1.21 (c)) | 1 |
| Drive chain excessively tight |6.2.1d| | 1 |
| Drive chain excessively tight chain links seized |6.2.1d| | 1 |
| Direction indicators flashing more than 120 times per minute |1.5.1c| | 1 |
| Rear Lower Shock absorber has an excessively worn bush |5.3.2 |c|| | 1 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Nearside Rear Direction indicator adversely affected by the operation of another lamp (4.4.3 (b)) | 1 |
| Drive chain excessively loose (6.1.7 (c) (i)) | 1 |
| Headlamp aim unable to be tested (4.1.2 (b)) | 1 |
| Rear reflector on motorcycle missing |1.4.1| | 1 |
| Nearside Rear Direction indicator likely to become detached (4.4.1 (c) (ii)) | 1 |
| Engine mounting/bracket excessively loose all (6.1.8 (a) (ii)) | 1 |
| Rear Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Headlamp aim out of alignment | 1 |
| All direction indicators not working do not flash (4.4.1 (a) (ii)) | 1 |
| Exhaust noise is clearly in excess of that emitted by a similar motorcycle fitted with a standard silencer in average condition silencer internals drilled out (8.1.1 (a)) | 1 |
| Horn sound not in accordance with requirements not loud enough to be heard (7.7 (c)) | 1 |
| Registration plate lamp issues | 1 |
| Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 1 |
| All direction indicators missing (4.4.1 (a) (ii)) | 1 |
| Headlamp aim projected beam image obviously incorrect (4.1.2 (c)) | 1 |
| Wheel alignment incorrect which adversely affects the handling (2.4 (a)) | 1 |
| Front Valve stem seriously damaged (5.2.3 (j)) | 1 |
| Wheel spoke excessively loose Front |5.2.2 |d|| | 1 |
| Wheel spoke excessively loose Rear |5.2.2 |d|| | 1 |
| Drive chain excessively loose |6.2.1d| | 1 |
| Stop lamp does not illuminate immediately a brake applies front brake lever |1.3.1a| | 1 |
| Throttle has a significant change in engine speed whilst moving the steering from lock to lock |2.1.4| | 1 |