| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 14 |
| Registration plate issues | 6 |
| Rear Position lamp not working (4.2.1 (a)) | 5 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 4 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 2 |
| Stop lamp not working (4.3.1 (a) (ii)) | 2 |
| Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 2 |
| Rear reflector missing |4.8.2 |a| |ii|| | 2 |
| Stop lamp does not illuminate immediately a brake applies rear |1.3.1a| | 1 |
| Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Stop lamp remains on when the brakes are released | 1 |
| Rear Brake linkage has abnormal movement of levers indicating excessive wear or maladjustment (1.1.15 (f)) | 1 |
| Exhaust markings indicating not for road use or similar wording |7.1.4| | 1 |
| Rear Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Stop lamp does not illuminate immediately a brake applies rear switch |1.3.1a| | 1 |
| Stop lamp switch with a delay in operation (4.3.2 (a) (ii)) | 1 |
| Nearside Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Fuel cap ineffective (6.1.3 (b) (i)) | 1 |
| All direction indicators missing (4.4.1 (a) (ii)) | 1 |
| Front Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |
| Wheel alignment incorrect which adversely affects the handling |2.5.1| | 1 |
| Rear Stop lamp does not illuminate immediately a brake applies foot brake application |1.3.1a| | 1 |
| Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Offside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Rear Stop lamp does not illuminate by the operation of both brake controls rear brake light had a broken wire repaired by solder (4.3.2 (a) (iii)) | 1 |
| Headlamp aim projected beam image obviously incorrect (4.1.2 (c)) | 1 |
| Registration plate lamp issues | 1 |
| Rear Wheel spoke cracked |5.2.2 |d|| | 1 |
| Drive chain excessively loose (6.1.7 (c) (i)) | 1 |
| Brake pedal so insecure that the brake cannot be readily applied |1.1.2 |e| |ii|| | 1 |
| Brake performance not tested rear brake lever insecure |1.2.1 |g|| | 1 |
| Nearside Rear Shock absorber insecurely attached lower bolt lose (5.3.2 (a) (i)) | 1 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 1 |