| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 18 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 5 |
| Rear reflector missing (4.8.2 (a) (ii)) | 5 |
| Drive chain excessively loose (6.1.7 (c) (i)) | 5 |
| Registration plate issues | 4 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 4 |
| Rear Position lamp not working (4.2.1 (a)) | 4 |
| Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 3 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 3 |
| 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)) | 2 |
| Rear Stop lamp switch with a delay in operation (4.3.2 (a) (ii)) | 2 |
| Drive chain so loose it is likely to fail (6.1.7 (c) (ii)) | 2 |
| Headlamp aim projected beam image obviously incorrect (4.1.2 (c)) | 2 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 2 |
| Stop lamp remains on when the brakes are released | 2 |
| Horn not working intermittent! (7.7 (a)) | 1 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Nearside Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Front Stop lamp does not illuminate by the operation of both brake controls Front brake switch (4.3.2 (a) (iii)) | 1 |
| Front Brake excessively binding (1.2.1 (f)) | 1 |
| Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Front Direction indicator adversely affected by the operation of another lamp Both fronts (4.4.3 (b)) | 1 |
| Rear Brake has no recorded effort at a wheel (1.2.1 (a) (ii)) | 1 |
| Front Brake disc fractured (1.1.14 (a) (ii)) | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 1 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 1 |
| Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Rear Brake pedal not releasing correctly and functionality of brakes affected (1.1.2 (b) (ii)) | 1 |
| Rear Brake excessively binding rear brake sticks on. (1.2.1 (f)) | 1 |
| Headlamp aim projected beam image obviously incorrect LED Bulb does not produce correct image. (4.1.2 (c)) | 1 |
| Rear Brake excessively binding (1.2.1 (f)) | 1 |
| Rear Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Registration plate lamp issues | 1 |
| Headlamp aim unable to be tested (4.1.2 (b)) | 1 |
| Offside Lower Exhaust has a major leak of exhaust gases exhaust joint missing clamp completely - fitted new clamp to stop exhaust leaking gasses (6.1.2 (a)) | 1 |
| Drive chain horseshoe locking device incorrectly fitted (6.1.7 (j) (i)) | 1 |
| Headlamp lens seriously defective Incorrect Beam pattern (4.1.1 (b) (ii)) | 1 |
| Rear Wheel bearing play so excessive it is likely to break up (5.1.3 (a) (ii)) | 1 |
| Rear Drive chain excessively loose (6.1.7 (c) (i)) | 1 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Front Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Horn not working (7.7 (a)) | 1 |
| Drive chain so worn it is likely to fail (6.1.7 (c) (ii)) | 1 |
| Nearside Front Shock absorber has a serious fluid leak left fork leg leaking fluid. (5.3.2 (b)) | 1 |
| Drive chain worn to excess (6.1.7 (c) (i)) | 1 |
| Central Front Upper Headlamp aim projected beam image obviously incorrect (4.1.2 (c)) | 1 |
| Central Front Upper Headlamp light intensity severely reduced (4.1.4 (a)) | 1 |
| Horn sound not in accordance with requirements (7.7 (c)) | 1 |
| Rear Brake indicates excessive fluctuation of brake effort (1.2.1 (e)) | 1 |
| Nearside Rear Direction indicator likely to become detached (4.4.1 (c) (ii)) | 1 |
| Rear Wheel alignment incorrect which adversely affects the handling (2.4 (a)) | 1 |