| Most common failures | No# failures |
|---|
| Rear reflector on motorcycle missing |1.4.1| | 4 |
| Headlamp aim out of alignment | 3 |
| Front Headlamp aim beam image kick up to the offside |1.6| | 2 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Rear Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 1 |
| Rear Brake pedal has inadequate reserve travel |3.1.3b| | 1 |
| Horn not working |1.7.3a| | 1 |
| Headlamp aim beam image kick up to the offside |1.6| | 1 |
| Headlamp dipped beam affected by the operation of another lamp |1.2.2c| | 1 |
| Rear position lamp adversely affected by the operation of another lamp |1.1.3b| | 1 |
| Fuel system component leaking |7.2.1a| | 1 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 1 |
| Central Locking device|s| not correctly fitted which may make the motor bicycle dangerous to ride centre stand |6.2.1h| | 1 |
| Wheel alignment incorrect which adversely affects the steering |2.5.1| | 1 |
| Steering control fouling between components which interferes with the free movement of the steering |2.1.2a| | 1 |
| Rear Stop lamp emits other than a steady red light |1.3.1b| | 1 |
| Front Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 1 |
| Handlebar deformed |2.1.1b| | 1 |
| Front Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Brake locking device missing |3.2.A1e| | 1 |
| Brake pedal has inadequate reserve travel |3.1.3b| | 1 |
| Front Front wheel spindle securing nut locking device missing |2.3.3a| | 1 |
| Rear Rear wheel spindle securing nut locking device missing |2.4.A.2b| | 1 |
| Rear Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Rear suspension bush has excessive free play |2.4.A2a|i|| | 1 |
| Offside Front Lower Brake excessively binding (1.2.1 (f)) | 1 |
| Horn not working (7.7 (a) (ii)) | 1 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 1 |
| Drive chain excessively tight |6.2.1d| | 1 |
| Offside Front Direction indicator not working |4.4.1 |a| |ii|| | 1 |
| Nearside Rear Direction indicator not working |4.4.1 |a| |ii|| | 1 |
| Wheel alignment incorrect which adversely affects the handling wheel alignment misaligned |2.4 |a|| | 1 |
| Drive chain horseshoe locking device likely to become detached was loose,not in place. refitted during test |6.1.7 |j| |ii|| | 1 |
| Rear reflector missing |4.8.2 |a| |ii|| | 1 |
| Motorcycle structure joining/attachment plate or fastening insecure bolt missing from n/s/r hand hold mounting |6.1.1 |b| |i|| | 1 |
| Fuel system component insecure |7.2.1b| | 1 |