| Most common failures | No# failures |
|---|
| Rear reflector on motorcycle missing |1.4.1| | 11 |
| Registration plate issues | 5 |
| Headlamp aim out of alignment | 2 |
| Registration plate lamp issues | 2 |
| Rear Valve stem seriously damaged (5.2.3 (j)) | 2 |
| Front Valve stem seriously damaged (5.2.3 (j)) | 2 |
| Rear reflector missing (4.8.2 (a) (ii)) | 2 |
| Offside Front Direction indicator insecure |1.5.3b| | 1 |
| Direction indicator obscured |1.5.1a| | 1 |
| Rear Brake reaction bracket securing bolt|s| missing |3.2.A1j| | 1 |
| Offside Front Steering lock stop ineffective |2.1.3| | 1 |
| Offside Rear Locking device|s| not correctly fitted which may make the motor bicycle dangerous to ride |6.2.1h| | 1 |
| Headlamp aim beam image kick up to the offside |1.6| | 1 |
| Exhaust noise is clearly in excess of that emitted by a similar motor bicycle fitted with a standard silencer in average condition |7.1.2| | 1 |
| Nearside Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Front Brake lever is damaged and the brake cannot be readily applied |3.1.3c| | 1 |
| Nearside Front Footrest insecure |6.2.1a| | 1 |
| Exhaust noise is clearly in excess of that emitted by a similar motorcycle fitted with a standard silencer in average condition |8.1.1 |a|| | 1 |
| Stop lamp not working foot brake |4.3.1 |a| |ii|| | 1 |
| Rear reflector missing |4.8.2 |a| |ii|| | 1 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Front Brake hose fouling longer than standard fitted |3.2.B3b| | 1 |
| Brake hose damaged | 1 |
| Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Horn not loud enough to be heard by another road user (1.7.3a) | 1 |
| Offside Rear Brake caliper inadequately mounted Both caliper mounting bolts very loose (1.1.16 (c) (i)) | 1 |
| Direction indicator adversely affected by the operation of another lamp Both fronts remain on constantly (4.4.3 (b)) | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 1 |
| Exhaust noise is clearly in excess of that emitted by a similar motorcycle fitted with a standard silencer in average condition (8.1.1 (a)) | 1 |
| Rear Brake has no recorded effort at a wheel (1.2.1 (a) (ii)) | 1 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 1 |