| Most common failures | No# failures |
|---|
| Registration plate issues | 10 |
| Headlamp aim out of alignment | 3 |
| Rear reflector on motorcycle missing |1.4.1| | 3 |
| Rear Rear wheel bearings have excessive free play |2.4.A.2c| | 2 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 2 |
| Front Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 2 |
| Horn not working |1.7.3a| | 2 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 2 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 2 |
| Exhaust mounting missing |7.1.1c| | 2 |
| Front Brake disc|s| excessively worn |3.2.A1l| | 1 |
| Front Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 1 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Roller brake test No brake control achieves an efficiency of 30%. |3.3.A2a| | 1 |
| Front position lamp missing |1.1.1a| | 1 |
| Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 1 |
| Registration plate lamp issues | 1 |
| Stop lamp light intensity significantly reduced (4.3.3 (a) (ii)) | 1 |
| Horn not working (7.7 (a) (ii)) | 1 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Horn missing |1.7.1| | 1 |
| Rear Drive chain excessively loose |6.2.1d| | 1 |
| Horn sound not in accordance with requirements (7.7 (c)) | 1 |
| Rear Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Centre Front Upper Horn missing |1.7.1| | 1 |
| Centre Front Upper Direction indicators not working |1.5.1c| | 1 |
| Centre Rear Upper Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Horn not working |7.7 |a| |ii|| | 1 |
| Front Wheel bearing play so excessive it is likely to break up |5.1.3 |a| |ii|| | 1 |
| Rear reflector missing |4.8.2 |a| |ii|| | 1 |
| Drive chain excessively tight, so that it is likely to fail |6.1.7 |k| |ii|| | 1 |
| Horn not loud enough to be heard by another road user |1.7.3a| | 1 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Rear Direction indicators not working |1.5.1c| | 1 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Front Brake disc|s| has excessive run out |3.2.A1m| | 1 |
| Front Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Rear Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Rear Suspension component modified so the suspension is inoperative linkage bearings/ swingarm bearings (5.3.3 (c) (ii)) | 1 |