| Most common failures | No# failures |
|---|
| Rear reflector on motorcycle missing |1.4.1| | 14 |
| Registration plate issues | 14 |
| Headlamp aim out of alignment | 7 |
| Headlamp aim beam image kick up to the offside |1.6| | 7 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 4 |
| Drive chain excessively loose |6.2.1d| | 2 |
| Wheel alignment incorrect which adversely affects the handling |2.5.1| | 2 |
| Lower Rear suspension bush has excessive free play |2.4.A2a|i|| | 2 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 2 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 2 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| 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 |
| Front Brake hose is likely to be fouled or trapped by moving parts |3.2.B2c| | 1 |
| Nearside Front shock absorber seal failed and leaking oil oil on disc |2.3.3| | 1 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Rear Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Headlamp aim headlamp damaged and function impaired |1.2.3a| | 1 |
| Nearside Front Direction indicators not working |1.5.1c| | 1 |
| Brake lever is so short and the brake cannot be readily applied |3.1.3c| | 1 |
| Rear suspension bush has excessive free play |2.4.A2a|i|| | 1 |
| Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Front position lamp damaged and function impaired |1.1.1b| | 1 |
| Rear position lamp damaged and function impaired |1.1.1b| | 1 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Headlamp insecure |1.2.3b| | 1 |
| Throttle operating incorrectly |6.2.1f| | 1 |
| Rear reflector missing |4.8.2 |a| |ii|| | 1 |
| Stop lamp missing |1.3.3a| | 1 |
| Rear suspension movement is excessively stiff |2.4.A.3b| | 1 |
| Nearside Rear Direction indicators not working |1.5.1c| | 1 |
| Steering movement excessively stiff with the wheel raised |2.2.1b| | 1 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 1 |
| Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Drive chain excessively tight |6.2.1d| | 1 |
| Front Headlamp aim not tested (4.1.2 (b)) | 1 |
| Front All position lamps not working (4.2.1 (a)) | 1 |
| Rear All position lamps not working (4.2.1 (a)) | 1 |
| Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Nearside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |