| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 8 |
| Exhaust markings indicating not for road use or similar wording |7.1.4| | 3 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 3 |
| Headlamp aim beam image kick up to the offside |1.6| | 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 |
| Front Direction indicator incorrect colour |1.5.1b| | 1 |
| Drive chain excessively loose |6.2.1d| | 1 |
| Direction indicator not working left front indicator inop (4.4.1 (a) (ii)) | 1 |
| Stop lamp not working stop lamp inop (front brake ) (4.3.1 (a) (ii)) | 1 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| An item not tested |Manual| | 1 |
| Steering headbearing has excessive free play |2.2.2| | 1 |
| Rear Drive chain sprocket worn to excess |6.2.1e| | 1 |
| Rear Exhaust mounting does not fully support the exhaust system |7.1.1.c| | 1 |
| Nearside Rear Direction indicator not working |1.5.1c| | 1 |
| Floor brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.C1b| | 1 |
| Direction indicators flashing more than 120 times per minute |1.5.1c| | 1 |
| Nearside Front Direction indicator not working |1.5.1c| | 1 |
| Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Horn not working (7.7 (a)) | 1 |
| Direction indicators not working |1.5.1c| | 1 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Offside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 1 |
| Offside All position lamps do not illuminate immediately when switched on |1.1.3a| | 1 |
| Rear Roller brake test indicates brake effort fall disproportional to brake lever or pedal effort |3.3.A1c| | 1 |
| Registration plate issues | 1 |
| Front Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |