| Most common failures | No# failures |
|---|
| Registration plate issues | 10 |
| Headlamp aim out of alignment | 3 |
| Rear reflector on motorcycle missing |1.4.1| | 3 |
| Horn not working |1.7.3a| | 3 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 2 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 2 |
| Horn not working (7.7 (a) (ii)) | 2 |
| Centre Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Centre Rear Rear reflector on motorcycle missing |1.4.1| | 1 |
| Offside Front Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Rear Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 1 |
| Rear wheel spindle loose |2.4.A.2b| | 1 |
| Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Drive chain sprocket worn to excess both (6.1.7 (c) (i)) | 1 |
| Shock absorber has a serious fluid leak both fronts (5.3.2 (b)) | 1 |
| Rear reflector missing |4.8.2 |a| |ii|| | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% |1.2.2 |a| |i|| | 1 |
| Fuel system component leaking |7.2.1a| | 1 |
| Headlamp aim headlamp damaged and function impaired |1.2.3a| | 1 |
| Headlamp aim beam image kick up to the offside |1.6| | 1 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Rear Wheel bearing play so excessive it is likely to break up (5.1.3 (a) (ii)) | 1 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| All position lamps not working (4.2.1 (a)) | 1 |
| Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 1 |
| Horn missing |1.7.1| | 1 |
| Horn not working |7.7 |a| |ii|| | 1 |
| Stop lamp remains on when the brakes are released | 1 |
| Stop lamp not working front control |4.3.1 |a| |ii|| | 1 |