| Most common failures | No# failures |
|---|
| Registration plate issues | 2 |
| Front All direction indicators incorrect colour All indicators white lights (4.4.3 (a)) | 1 |
| Front Throttle operating incorrectly (6.2.7 (a) (i)) | 1 |
| Nearside Front Direction indicators not working |1.5.1c| | 1 |
| Front Indicator tell tale not functioning |1.5.2| | 1 |
| Offside Exhaust has part of the system missing |7.1.1a| | 1 |
| Roller brake test No brake control achieves an efficiency of 30%. |3.3.A2a| | 1 |
| Roller brake test Neither brake control achieves an efficiency of 25% |3.3.A2b| | 1 |
| Horn not loud enough to be heard by another road user |1.7.3a| | 1 |
| Offside Direction indicator not working |1.5.1c| | 1 |
| Headlamp aim out of alignment | 1 |
| Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Front wheel bearings are excessively rough |2.3.5b| | 1 |
| Nearside Rear Direction indicator not working |1.5.1c| | 1 |
| Offside Rear Direction indicator not working |1.5.1c| | 1 |
| Rear position lamp adversely affected by the operation of another lamp |1.1.3b| | 1 |
| Stop lamp affected by the operation of another lamp |1.3.2| | 1 |
| Offside Front Direction indicators not working |1.5.1c| | 1 |
| Headlamp aim not tested |4.1.2 |b|| | 1 |
| Headlamp not working on main beam |4.1.1 |a| |ii|| | 1 |
| Headlamp insecure |4.1.1 |c|| | 1 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Nearside Rear Direction indicators not working |1.5.1c| | 1 |
| Steering headbearing has excessive free play |2.2.2| | 1 |
| Nearside Indicator switch defective |1.5.4| | 1 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Rear reflector on motorcycle missing |1.4.1| | 1 |
| Offside Rear Direction indicators not working |1.5.1c| | 1 |