| Most common failures | No# failures |
|---|
| Front Stop lamp not working (4.3.1 (a) (ii)) | 7 |
| Headlamp aim out of alignment | 6 |
| Front Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 5 |
| Registration plate issues | 4 |
| Rear reflector missing (4.8.2 (a) (ii)) | 3 |
| Rear Brake excessively binding (1.2.1 (f)) | 2 |
| Front Stop lamp switch with a delay in operation (4.3.2 (a) (ii)) | 2 |
| Throttle control functioning such that safe operation of the motorcycle is adversely affected (6.2.7 (a) (ii)) | 2 |
| Rear Brake pedal insecure (1.1.2 (e) (i)) | 2 |
| Rear Position lamp not working (4.2.1 (a)) | 2 |
| Offside Rear Direction indicator not working (4.4.1 (a) (ii)) | 2 |
| Nearside Front Position lamp not working (4.2.1 (a)) | 2 |
| Horn not working (7.7 (a)) | 2 |
| Offside Front Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Rear Wheel alignment incorrect which adversely affects the steering (2.4 (a)) | 1 |
| Rear Wheel spoke missing spoke broken (5.2.2 (d)) | 1 |
| Stop lamp does not illuminate by the operation of both brake controls Front brake light switch (4.3.2 (a) (iii)) | 1 |
| Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Front Stop lamp not working Front brake light switch switch not working. (4.3.1 (a) (ii)) | 1 |
| Offside Front Outer Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Front Position lamp not working (4.2.1 (a)) | 1 |
| Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Wheel alignment incorrect which adversely affects the handling on rear wheel adjusters (2.4 (a)) | 1 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Nearside Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Drive chain excessively loose (6.1.7 (c) (i)) | 1 |
| Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Front Wheel spoke excessively loose (5.2.2 (d)) | 1 |
| Front Stop lamp not working with front brake lever / loose wire (4.3.1 (a) (ii)) | 1 |
| Drive chain worn to excess (6.1.7 (c) (i)) | 1 |
| Front Brake excessively binding (1.2.1 (f)) | 1 |
| Stop lamp does not illuminate by the operation of both brake controls does not illuminate from front brake control (4.3.2 (a) (iii)) | 1 |
| Stop lamp not working front control (4.3.1 (a) (ii)) | 1 |
| Stop lamp remains on when the brakes are released | 1 |
| All direction indicators incorrect colour (4.4.3 (a)) | 1 |
| Position lamp not working (4.2.1 (a)) | 1 |
| Offside Front Upper Position lamp not working (4.2.1 (a)) | 1 |
| Central Front Upper Headlamp aim projected beam image obviously incorrect suspected bulb fitted up side down (4.1.2 (c)) | 1 |
| Rear Drive chain sprocket excessively loose Cush drive worn (6.1.7 (c) (i)) | 1 |
| Rear Wheel spoke missing 1 spoke missing from the rear wheel (5.2.2 (d)) | 1 |
| Rear Wheel spoke cracked (5.2.2 (d)) | 1 |
| Drive chain excessively tight, so that it is likely to fail (6.1.7 (k) (ii)) | 1 |
| Nearside Front Footrest insecure (6.2.12 (a)) | 1 |
| Rear Stop lamp not working Control 1 (Front Brake) (4.3.1 (a) (ii)) | 1 |
| Brake performance unable to be tested (1.2.1 (g)) | 1 |
| Rear Brake excessively binding also unable to check bearings / wheel etc due to severe bind of rear wheel (1.2.1 (f)) | 1 |
| Stop lamp does not illuminate by the operation of both brake controls Stop light staying on (4.3.2 (a) (iii)) | 1 |
| Drive chain excessively tight (6.1.7 (k) (i)) | 1 |
| Wheel alignment incorrect which adversely affects the handling (2.4 (a)) | 1 |
| Nearside Front Brake caliper leaking (1.1.16 (b) (i)) | 1 |
| Headlamp aim projected beam image obviously incorrect (4.1.2 (c)) | 1 |
| Rear Brake master cylinder insecure (1.1.10 (c)) | 1 |