| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 17 |
| Registration plate issues | 16 |
| Rear reflector missing (4.8.2 (a) (ii)) | 8 |
| Drive chain excessively loose (6.1.7 (c) (i)) | 6 |
| Exhaust noise is clearly in excess of that emitted by a similar motorcycle fitted with a standard silencer in average condition (8.1.1 (a)) | 5 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 5 |
| Registration plate lamp issues | 3 |
| Drive chain excessively tight (6.1.7 (k) (i)) | 3 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 3 |
| Front Valve stem seriously damaged (5.2.3 (j)) | 3 |
| Nearside Rear Direction indicator obviously incorrectly positioned (4.4.3 (a)) | 2 |
| Stop lamp not working (4.3.1 (a) (ii)) | 2 |
| Offside Rear Direction indicator obviously incorrectly positioned (4.4.3 (a)) | 2 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 2 |
| Rear Valve stem seriously damaged (5.2.3 (j)) | 2 |
| Horn not working (7.7 (a) (ii)) | 2 |
| Front Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 2 |
| Stop lamp remains on when the brakes are released | 2 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 2 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 2 |
| Front Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Nearside Wheel spindle locking device missing pin missing from castle nut (5.2.1 (d)) | 1 |
| Horn not working (7.7 (a)) | 1 |
| Front Brake disc fractured (1.1.14 (a) (ii)) | 1 |
| Handlebar grip insecure to handlebar Left hand (2.2.1 (d) (ii)) | 1 |
| Brake performance not tested (1.2.1 (g)) | 1 |
| Shock absorber has a serious fluid leak Both front forks (5.3.2 (b)) | 1 |
| Nearside Front Lower Horn not working (7.7 (a)) | 1 |
| Offside Rear Lower Brake disc contaminated (1.1.14 (b)) | 1 |
| Front Forks modification unsafe removed bag mounted on front fork stantions (2.2.2 (e)) | 1 |
| Front Horn not working (7.7 (a) (ii)) | 1 |
| Nearside Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Stop lamp switch with a delay in operation Rear Brake switch (4.3.2 (a) (ii)) | 1 |
| Nearside Rear Direction indicator likely to become detached (4.4.1 (c) (ii)) | 1 |
| Nearside Rear Lower Wheel spindle locking device missing rear wheel split pin (locking device) missing replaced with new pin (5.2.1 (d)) | 1 |
| Nearside Footrest insecure (6.2.12 (a)) | 1 |
| Offside Footrest insecure (6.2.12 (a)) | 1 |
| Throttle operating incorrectly throttle sticking when steering turned to right (6.2.7 (a) (i)) | 1 |
| Front Brake excessively binding (1.2.1 (f)) | 1 |
| Motorcycle structure joining/attachment plate or fastening insecure (6.1.1 (b) (i)) | 1 |
| Rear Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Rear Exhaust noise is clearly in excess of that emitted by a similar motorcycle fitted with a standard silencer in average condition (8.1.1 (a)) | 1 |
| Rear Brake excessively binding (1.2.1 (f)) | 1 |
| Rear Brake disc fractured (1.1.14 (a) (ii)) | 1 |
| Headlamp aim projected beam image obviously incorrect (4.1.2 (c)) | 1 |
| Headlamp light intensity severely reduced Dip beam and Main beam (4.1.4 (a)) | 1 |
| Nearside Rear Drive chain excessively loose (6.1.7 (c) (i)) | 1 |
| Offside Front Upper Throttle control functioning such that safe operation of the motorcycle is adversely affected Throttle sticking on on right hand turn, rerouted throttle cables to allow free movement lock to lock and prevent sicky throttle. (6.2.7 (a) (ii)) | 1 |
| Central Front Inner Steering operation fouling on the fuel tank or bodywork on full lock Throttle cables routed so catching lock to lock, rerouted throttle cables to allow free movement lock to lock and prevent sicky throttle. (2.1.4 (b)) | 1 |
| Nearside Front Shock absorber has a serious fluid leak Fork leg leaking fluid. (5.3.2 (b)) | 1 |
| Rear Brake master cylinder leaking (1.1.10 (b) (ii)) | 1 |
| Roller brake test brake efficiency less than 27.5% overall (1.2.2 (a) (ii)) | 1 |
| Rear Stop lamp switch with a delay in operation (4.3.2 (a) (ii)) | 1 |
| Throttle control functioning such that safe operation of the motorcycle is adversely affected (6.2.7 (a) (ii)) | 1 |
| Front Brake excessively binding unable to check wheel bearings (1.2.1 (f)) | 1 |
| Brake performance not tested due to front brake binding (1.2.1 (g)) | 1 |
| Central Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Rear Shock absorber has negligible damping effect (5.3.2 (b)) | 1 |