| Most common failures | No# failures |
|---|
| Front Brake excessively binding (1.2.1 (f)) | 9 |
| Horn not working (7.7 (a)) | 5 |
| Headlamp aim out of alignment | 4 |
| Rear Brake excessively binding (1.2.1 (f)) | 3 |
| Rear reflector missing (4.8.2 (a) (ii)) | 3 |
| Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 2 |
| Nearside Rear Shock absorber has a serious fluid leak (5.3.2 (b)) | 2 |
| Nearside Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 2 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 2 |
| Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Central Stop lamp not working Stop lamp not working from both levers (4.3.1 (a) (ii)) | 1 |
| Central Rear Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Rear Brake lever has abnormal movement of levers indicating excessive wear or maladjustment (1.1.15 (f)) | 1 |
| Roller brake test brake efficiency less than 27.5% overall (1.2.2 (a) (ii)) | 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 |
| Motorcycle structure joining/attachment plate or fastening insecure (6.1.1 (b) (i)) | 1 |
| Front Position lamp not working (4.2.1 (a)) | 1 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Headlamp aim unable to be tested (4.1.2 (b)) | 1 |
| Front Wheel alignment incorrect which adversely affects the steering (2.4 (a)) | 1 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Front Brake caliper leaking and braking performance affected (1.1.16 (b) (ii)) | 1 |
| Rear Brake lever insecure nut missing (1.1.2 (e) (i)) | 1 |
| Rear Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Nearside Front Position lamp not working (4.2.1 (a)) | 1 |