| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 48 |
| Rear reflector missing (4.8.2 (a) (ii)) | 13 |
| Nearside Rear Footrest missing (6.2.12 (a)) | 10 |
| Offside Rear Footrest missing (6.2.12 (a)) | 9 |
| Registration plate issues | 7 |
| Rear Footrest missing (6.2.12 (a)) | 6 |
| Nearside Rear Drive chain excessively loose (6.1.7 (c) (i)) | 4 |
| Drive chain excessively loose (6.1.7 (c) (i)) | 3 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 3 |
| Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 3 |
| Wheel alignment incorrect which adversely affects the steering (2.4 (a)) | 2 |
| Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 2 |
| Front Brake excessively binding (1.2.1 (f)) | 2 |
| Footrest missing No Passenger footrests . (6.2.12 (a)) | 1 |
| Nearside Rear Drive chain sprocket so loose it is likely to fail (6.1.7 (c) (ii)) | 1 |
| Nearside Rear Drive chain sprocket excessively loose (6.1.7 (c) (i)) | 1 |
| Rear Drive chain so worn it is likely to fail (6.1.7 (c) (ii)) | 1 |
| Front Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Steering headbearing excessively stiff or notchy excessively notchy centre (2.2.2 (f) (i)) | 1 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Nearside Rear Direction indicator light intensity significantly reduced (4.4.3 (a)) | 1 |
| Nearside Drive chain so loose it is likely to fail (6.1.7 (c) (ii)) | 1 |
| Nearside Drive chain so worn it is likely to fail (6.1.7 (c) (ii)) | 1 |
| Drive chain so loose it is likely to fail (6.1.7 (c) (ii)) | 1 |
| Front Horn not working (7.7 (a)) | 1 |
| Offside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Offside Front Throttle control functioning such that safe operation of the motorcycle is adversely affected throttle not returning (6.2.7 (a) (ii)) | 1 |
| Offside Rear Direction indicator missing (4.4.1 (a) (ii)) | 1 |
| Stop lamp remains on when the brakes are released | 1 |
| Central Rear Upper Rear reflector missing (4.8.2 (a) (ii)) | 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 not working (4.4.1 (a) (ii)) | 1 |
| Pillion seat with a defective supporting structure Foot pegs missing (6.2.6 (a) (i)) | 1 |
| Wheel alignment incorrect which adversely affects the handling (2.4 (a)) | 1 |
| Stop lamp adversely affected by the operation of another lamp Rear amber indicators illuminate in unison when the brake light is operated. (4.3.3 (b)) | 1 |
| Front Steering headbearing excessively stiff or notchy (2.2.2 (f) (i)) | 1 |
| Central Rear Lower Brake has no recorded effort at a wheel (1.2.1 (a) (ii)) | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 1 |
| Central Rear Upper Shock absorber insecurely attached (5.3.2 (a) (i)) | 1 |
| Nearside Rear Footrest missing With Pillion seat uncovered (6.2.12 (a)) | 1 |
| Offside Rear Footrest missing With Pillion seat uncovered (6.2.12 (a)) | 1 |
| Front Wheel excessively distorted (5.2.2 (c) (i)) | 1 |
| Central Front Steering headbearing excessively stiff or notchy Self centering (2.2.2 (f) (i)) | 1 |