| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 25 |
| Stop lamp remains on when the brakes are released | 23 |
| Rear reflector missing (4.8.2 (a) (ii)) | 22 |
| Registration plate issues | 21 |
| Registration plate lamp issues | 14 |
| 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)) | 11 |
| Rear reflector missing |4.8.2 |a| |ii|| | 8 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 6 |
| Rear Rear reflector missing |4.8.2 |a| |ii|| | 4 |
| Horn not working (7.7 (a)) | 3 |
| Rear Brake excessively binding (1.2.1 (f)) | 2 |
| Rear reflector on motorcycle missing |1.4.1| | 2 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 1 |
| Rear Position lamp adversely affected by the operation of another lamp (4.2.3 (b)) | 1 |
| Throttle control functioning such that safe operation of the motorcycle is adversely affected not returning /stuck (6.2.7 (a) (ii)) | 1 |
| Throttle operating incorrectly (6.2.7 (a) (i)) | 1 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Steering headbearing in such a condition that steering control is adversely affected very notchy (2.2.2 (f) (ii)) | 1 |
| Nearside Fuel pipe leaking excessively or a risk of fire link pipe under tank (6.1.3 (b) (ii)) | 1 |
| Offside Fuel pipe leaking excessively or a risk of fire link pipe under tank (6.1.3 (b) (ii)) | 1 |
| Rear Direction indicator obviously incorrectly positioned (4.4.3 (a)) | 1 |
| Rear Direction indicator incorrect colour (4.4.3 (a)) | 1 |
| Central Inner Fuel hose leaking |7.2.1a| | 1 |
| Central Rear Upper Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Central Front Upper Indicator tell tale not functioning |1.5.2| | 1 |
| Nearside Rear Upper Rear suspension component loose |2.4.A.1a| | 1 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Brake pedal insecure (1.1.2 (e) (i)) | 1 |
| Exhaust noise is clearly in excess of that emitted by a similar motorcycle fitted with a standard silencer in average condition fitted baffles (8.1.1 (a)) | 1 |
| Front Direction indicator incorrect colour both (4.4.3 (a)) | 1 |
| Rear Direction indicator obviously incorrectly positioned too close together (4.4.3 (a)) | 1 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Wheel alignment incorrect which adversely affects the handling (2.4 (a)) | 1 |
| Rear Suspension component pin or bush likely to become detached (5.3.4 (a) (ii)) | 1 |
| Rear Shock absorber has an excessively worn bush (5.3.2 (c)) | 1 |
| Rear Shock absorber insecurely attached (5.3.2 (a) (i)) | 1 |
| Rear Suspension arm has an unsafe modification (5.3.3 (c) (i)) | 1 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 1 |
| Stop lamp not working no illumination with either front or rear brakes applied (4.3.1 (a) (ii)) | 1 |
| Nearside Rear Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Headlamp aim beam image kick up to the offside |1.6| | 1 |
| Direction indicator not working o/s rear indicator (4.4.1 (a) (ii)) | 1 |
| Stop lamp does not illuminate by the operation of both brake controls brake light switch (4.3.2 (a) (iii)) | 1 |
| Throttle control functioning such that safe operation of the motorcycle is adversely affected Twist grip not returning when released |6.2.7 |a| |ii|| | 1 |
| Headlamp aim projected beam image obviously incorrect (4.1.2 (c)) | 1 |
| Rear Direction indicator obviously incorrectly positioned Minimum distance between lenses 180mm (4.4.3 (a)) | 1 |
| Offside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Nearside Rear Position lamp not working (4.2.1 (a)) | 1 |
| Front Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Nearside Front Indicator switch insecure Bolt missing.. |1.5.4| | 1 |
| Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 1 |
| Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Front Exhaust system insecure downpipe |6.1.2 |a|| | 1 |
| Front Exhaust has a major leak of exhaust gases downpipe |6.1.2 |a|| | 1 |
| Rear Exhaust system insecure downpipe |6.1.2 |a|| | 1 |
| Rear Exhaust has a major leak of exhaust gases downpipe |6.1.2 |a|| | 1 |
| Front Wheel bearing so rough it is likely to overheat or break up (5.1.3 (b) (ii)) | 1 |