| Most common failures | No# failures |
|---|
| Rear Rear reflector on motorcycle missing |1.4.1| | 4 |
| Registration plate issues | 4 |
| Rear reflector on motorcycle missing |1.4.1| | 3 |
| Headlamp aim out of alignment | 3 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 3 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 2 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Drive chain excessively loose |6.2.1d| | 2 |
| Rear Brake disc|s| cracked |3.2.A1g| | 1 |
| Front wheel bearings are excessively rough |2.3.5b| | 1 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Front Wheel bearing play so excessive that directional control is impaired (5.1.3 (a) (ii)) | 1 |
| Rear Wheel bearing play so excessive that directional control is impaired (5.1.3 (a) (ii)) | 1 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Stop lamp remains on when the brake is released (1.3.1e) | 1 |
| Front Floor brake test indicates a sticking brake (3.3.C2c) | 1 |
| Fuel tank insecure No front mounting fitted. (6.1.3 (a) (i)) | 1 |
| Nearside Rear Footrest missing (6.2.12 (a)) | 1 |
| Offside Rear Footrest missing (6.2.12 (a)) | 1 |
| Offside Front Engine mounting/bracket missing Two bolts missing. (6.1.8 (a) (ii)) | 1 |
| Rear position lamp does not illuminate immediately when it is switched on (1.1.3a) | 1 |
| Brake lever has inadequate reserve travel (3.1.3b) | 1 |
| Riders seat insecure (6.2.1a) | 1 |
| Drive chain excessively loose (6.1.7 (c) (i)) | 1 |
| Stop lamp does not emit a steady light (1.3.1b) | 1 |
| An item not tested |Manual| | 1 |
| Front Position lamp not working (4.2.1 (a)) | 1 |
| Rear Stop lamp not working from the foot control (4.3.1 (a) (ii)) | 1 |
| Stop lamp not working from the foot control |4.3.1 |a| |ii|| | 1 |
| Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Direction indicators flashing less than 60 times a minute |1.5.1c| | 1 |
| Stop lamp not working all (4.3.1 (a) (ii)) | 1 |
| Handlebar deformed |2.1.1b| | 1 |
| Front Stop lamp affected by the operation of another lamp |1.3.2| | 1 |
| Rear Stop lamp affected by the operation of another lamp |1.3.2| | 1 |
| Rear Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Drive chain excessively tight |6.2.1d| | 1 |
| Rear Lower Locking device|s| not correctly fitted which may make the motor bicycle dangerous to ride |6.2.1h| | 1 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Exhaust markings indicating not for road use or similar wording |7.1.4| | 1 |