| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 5 |
| Front Valve stem seriously damaged (5.2.3 (j)) | 4 |
| Rear Brake lever has insufficient reserve travel (1.1.2 (a)) | 4 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 3 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 3 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 3 |
| Rear Valve stem seriously damaged (5.2.3 (j)) | 3 |
| Horn not working (7.7 (a)) | 3 |
| Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 2 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 2 |
| Front Brake fluid reservoir fluid not visible (1.1.10 (d) (iii)) | 2 |
| Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 2 |
| Front Brake master cylinder leaking (1.1.10 (b) (ii)) | 2 |
| Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 2 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 2 |
| Front Position lamp light intensity significantly reduced |4.2.3 |a| |ii|| | 1 |
| Headlamp not working on main beam |4.1.1 |a| |ii|| | 1 |
| Steering headbearing has excessive wear or free play |2.2.2 |f| |i|| | 1 |
| Front Wheel bearing play so excessive that directional control is impaired (5.1.3 (a) (ii)) | 1 |
| Offside Brake lever so insecure that the brake cannot be readily applied (1.1.2 (e) (ii)) | 1 |
| Nearside Brake lever insecure (1.1.2 (e) (i)) | 1 |
| Offside Brake lever insecure (1.1.2 (e) (i)) | 1 |
| Front Brake hose excessively damaged (1.1.12 (b) (ii)) | 1 |
| Throttle operating incorrectly revs rise/stick on left steering lock (6.2.7 (a) (i)) | 1 |
| Throttle control functioning such that safe operation of the motorcycle is adversely affected (6.2.7 (a) (ii)) | 1 |
| Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Rear Brake effort inadequate at a wheel (1.2.1 (a) (i)) | 1 |
| Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 1 |
| Front Suspension arm pin or bush likely to become detached (5.3.4 (a) (ii)) | 1 |
| Registration plate issues | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% |1.2.2 |a| |i|| | 1 |
| Front Brake lever has insufficient reserve travel |1.1.2 |a|| | 1 |
| Stop lamp remains on when the brakes are released | 1 |
| Horn sound not in accordance with requirements (7.7 (c)) | 1 |
| Front Brake excessively binding (1.2.1 (f)) | 1 |
| Front Brake fluid not visible (1.1.10 (d) (iii)) | 1 |
| Steering headbearing in such a condition that steering control is adversely affected loose |2.2.2 |f| |ii|| | 1 |
| Headlamp aim so that beam "kick up" is not visible on the screen dip beam dim |4.1.2 |a|| | 1 |
| Rear Brake lever has insufficient reserve travel |1.1.2 |a|| | 1 |
| Rear Valve stem seriously damaged not attached (5.2.3 (j)) | 1 |
| Front Brake has no recorded effort at a wheel (1.2.1 (a) (ii)) | 1 |
| Front Brake reaction bracket excessively worn (1.1.15 (b)) | 1 |
| Front Headlamp aim so that beam "kick up" is not visible on the screen (4.1.2 (a)) | 1 |
| Brake reaction bracket excessively worn bush worn (1.1.15 (b)) | 1 |
| Headlamp insecure (4.1.1 (c)) | 1 |
| Rear Riders seat insecure (6.2.5 (a) (ii)) | 1 |
| Headlamp aim not tested (4.1.2 (b)) | 1 |
| Front Suspension rod mounting modified so the suspension is inoperative (5.3.3 (c) (ii)) | 1 |
| Roller brake test brake efficiency less than 27.5% overall (1.2.2 (a) (ii)) | 1 |
| Nearside Rear Suspension arm mounting modified so the suspension is likely to fail other components transmission cover-several bolts missing (5.3.3 (c) (ii)) | 1 |
| Front Suspension component modified so the suspension is inoperative seized solid (5.3.3 (c) (ii)) | 1 |
| Rear Position lamp not working (4.2.1 (a)) | 1 |
| Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Headlamp aim so that beam "kick up" is not visible on the screen (4.1.2 (a)) | 1 |
| Front Brake master cylinder leaking Level glass broken (1.1.10 (b) (ii)) | 1 |
| Horn not working (7.7 (a) (ii)) | 1 |
| Valve stem seriously damaged Perished (5.2.3 (j)) | 1 |
| Headlamp aim projected beam image obviously incorrect (4.1.2 (c)) | 1 |
| Horn not working |7.7 |a| |ii|| | 1 |