| Most common failures | No# failures |
|---|
| Registration plate issues | 5 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 3 |
| Rear reflector on motorcycle missing |1.4.1| | 3 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 2 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 2 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 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| | 2 |
| Headlamp aim so that beam "kick up" is not visible on the screen (4.1.2 (a)) | 1 |
| Drive belt worn to excess |6.2.1e| | 1 |
| Fuel system component insecure |7.2.1b| | 1 |
| Nearside Rear Rear position lamp obscured more than 50% |1.1.1d| | 1 |
| Rear Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 1 |
| Direction indicator missing |1.5.1a| | 1 |
| Centre Rear Rear reflector on motorcycle missing |1.4.1| | 1 |
| Front Headlamp aim beam image kick-up is to the offside |1.6.1| | 1 |
| Offside Rear Brake linkage excessively damaged |3.2.A1c| | 1 |
| Offside Rear Brake linkage has abnormal movement due to excessive wear |3.2.A1i| | 1 |
| Registration plate lamp issues | 1 |
| Front Brake disc|s| friction surface contaminated by oil or grease |3.2.A1k| | 1 |
| Exhaust is leaking and excessively noisey stud missing from cylinder,blowing |7.1.1b| | 1 |
| Drive belt excessively loose. |6.2.1d| | 1 |
| Drive belt sprocket carrier worn to excess carrier bearing has movement |6.2.1e| | 1 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 1 |
| Nearside Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Brake performance not tested |3.3| | 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 working |1.7.3a| | 1 |
| Rear reflector on motorcycle missing (1.4.1) | 1 |
| Rear Floor brake test indicates a binding brake |3.3.C2c| | 1 |
| Nearside Rear Direction indicator insecure |1.5.3b| | 1 |
| Nearside Rear Direction indicator not working |1.5.1c| | 1 |
| Steering headbearing has excessive free play |2.2.2| | 1 |
| Headlamp aim beam image kick up to the offside |1.6| | 1 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Rear Wheel alignment incorrect which adversely affects the handling |2.5.1| | 1 |