| Most common failures | No# failures |
|---|
| Rear Valve stem seriously damaged (5.2.3 (j)) | 6 |
| Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 6 |
| Registration plate lamp issues | 5 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 3 |
| Headlamp aim out of alignment | 2 |
| Front Brake excessively binding (1.2.1 (f)) | 2 |
| Nearside Front Brake lever insecure (1.1.2 (e) (i)) | 1 |
| Front Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |
| Rear Fuel pipe so insecure there is a risk of fire insecure (6.1.3 (a) (ii)) | 1 |
| Front Headlamp aim unable to be tested switch gear failed (4.1.2 (b)) | 1 |
| Rear Brake has no recorded effort at a wheel (1.2.1 (a) (ii)) | 1 |
| Brake lever insecure (1.1.2 (e) (i)) | 1 |
| Stop lamp emits other than a steady red light (4.3.3 (a) (ii)) | 1 |
| Fuel hose insecure (6.1.3 (a) (i)) | 1 |
| Rear Brake component insecure rear brake lever pivot bolt securing nut missing. (1.1.21 (c)) | 1 |
| Exhaust has a major leak of exhaust gases front section fractured and leaking (6.1.2 (a)) | 1 |
| Exhaust system insecure all mountings are missing - entire exhaust is loaded on joint to cylinder (6.1.2 (a)) | 1 |
| Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Nearside Front Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Front Brake indicates excessive fluctuation of brake effort Disc bent. (1.2.1 (e)) | 1 |
| Steering headbearing has excessive wear or free play Very loose (2.2.2 (f) (i)) | 1 |
| Riders seat insecure Seat lock broken (6.2.5 (a) (ii)) | 1 |
| Horn not working (7.7 (a)) | 1 |
| Exhaust silencer insecure (8.1.1 (b) (i)) | 1 |
| Dipswitch does not operate immediately when selected on dipped beam (4.1.3 (b)) | 1 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Riders seat insecure (6.2.5 (a) (ii)) | 1 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Front Valve stem seriously damaged (5.2.3 (j)) | 1 |
| All direction indicators not working (4.4.1 (a) (ii)) | 1 |
| Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Exhaust system insecure (6.1.2 (a)) | 1 |
| Rear Position lamp not working (4.2.1 (a)) | 1 |
| Rear Stop lamp not working rear brake light not working (4.3.1 (a) (ii)) | 1 |