| Most common failures | No# failures |
|---|
| Rear reflector on motorcycle missing |1.4.1| | 10 |
| Registration plate issues | 4 |
| Headlamp aim out of alignment | 3 |
| Rear reflector missing (4.8.2 (a) (ii)) | 3 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 2 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 2 |
| Front Wheel has an excessively eccentric bead rim. |4.2.2| | 2 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Front wheel bearings have excessive free play |2.3.5b| | 2 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Registration plate lamp issues | 2 |
| Horn missing |1.7.1| | 1 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Headlamp switch faulty |1.2.4| | 1 |
| Headlamp aim beam image kick up to the offside Headlight lens masked to correct beam image. |1.6| | 1 |
| Rear Footrest missing |6.2.1a| | 1 |
| Front Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Front Brake disc|s| excessively worn |3.2.A1l| | 1 |
| Stop lamp does not emit a steady light |1.3.1b| | 1 |
| Rear Brake disc|s| excessively worn |3.2.A1l| | 1 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Front Wheel has an excessively distorted bead rim. |4.2.2| | 1 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Headlamp aim beam image kick up to the offside |1.6| | 1 |
| Front wheel bearings are excessively rough |2.3.5b| | 1 |
| Exhaust excessively deteriorated holed |7.1.1a| | 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 |
| Horn not working (7.7 (a) (ii)) | 1 |
| Brake performance not tested (1.2.1 (g)) | 1 |
| Front Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Front Position lamp not working (4.2.1 (a)) | 1 |
| Front Brake fluid reservoir fluid not visible (1.1.10 (d) (iii)) | 1 |
| Rear Lower Shock absorber has an excessively worn bush (5.3.2 (c)) | 1 |
| Offside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Exhaust has a major leak of exhaust gases both link pipes to silencer holed (6.1.2 (a)) | 1 |
| Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Rear Wheel spoke cracked. |4.2.1b| | 1 |
| Offside Rear Direction indicators not working |1.5.1c| | 1 |
| Rear Exhaust mounting missing |7.1.1c| | 1 |
| Front Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Rear Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |