| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 4 |
| Drive chain excessively loose |6.2.1d| | 3 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 2 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 2 |
| Rear Position lamp not working (4.2.1 (a)) | 2 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 2 |
| Front Stop lamp not working (4.3.1 (a) (ii)) | 2 |
| Rear reflector on motorcycle missing |1.4.1| | 2 |
| Rear reflector missing replace (4.8.2 (a) (ii)) | 1 |
| Horn not working (7.7 (a)) | 1 |
| Rear Roller brake test indicates brake effort rise disproportional to brake lever or pedal effort |3.3.A1c| | 1 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Rear Wheel spoke cracked. |4.2.1b| | 1 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Front Brake lever attachment screws missing |3.1.2b| | 1 |
| Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Front wheel spindle securing nut locking device insecure |2.3.5a| | 1 |
| Front wheel spindle loose |2.3.5a| | 1 |
| Rear wheel spindle securing nut locking device insecure |2.4.A.2b| | 1 |
| Nearside Rear Lower Drive chain excessively loose |6.2.1d| | 1 |
| Front wheel spindle securing nut locking device missing |2.3.3a| | 1 |
| Brake disc|s| excessively worn Rear |3.2.A1l| | 1 |
| Floor brake test indicates a binding brake Rear |3.3.C2c| | 1 |
| Nearside Rear Direction indicator 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 |
| Offside Front Direction indicators not working |1.5.1c| | 1 |
| Rear wheel spindle securing nut locking device missing |2.4.A.2b| | 1 |
| Drive chain excessively loose adjust (6.1.7 (c) (i)) | 1 |
| Offside Front Direction indicator not working |1.5.1c| | 1 |
| Offside Rear All direction indicators not working (4.4.1 (a) (ii)) | 1 |
| Horn not loud enough to be heard by another road user |1.7.3a| | 1 |
| Registration plate issues | 1 |
| Rear Footrest missing |6.2.1a| | 1 |
| Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Nearside Rear Lower Rear wheel spindle securing nut locking device missing |2.4.A.2b| | 1 |
| Nearside Front Lower Steering operation fouling on the fuel tank or bodywork on full lock (2.1.4 (b)) | 1 |
| Rear Footrest missing (6.2.12 (a)) | 1 |
| Brake cylinder insecurely mounted retighten bolts |3.2.B1a| | 1 |
| Horn not working |1.7.3a| | 1 |
| Rear Brake lever excessively damaged |3.2.A1c| | 1 |
| Nearside Front Direction indicators not working |1.5.1c| | 1 |
| Front Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Offside Rear Direction indicators not working |1.5.1c| | 1 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Rear Suspension arm ball joint excessively worn mono shock (5.3.4 (a) (i)) | 1 |
| Rear reflector missing (4.8.2 (a) (ii)) | 1 |