| Most common failures | No# failures |
|---|
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 5 |
| Rear reflector on motorcycle missing |1.4.1| | 4 |
| Headlamp aim out of alignment | 4 |
| Registration plate issues | 3 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 2 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 2 |
| Rear position lamp adversely affected by the operation of another lamp |1.1.3b| | 2 |
| Throttle operating incorrectly |6.2.1f| | 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 |
| Front Roller brake test indicates a sticking brake |3.3.A1a| | 2 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 2 |
| Rear Rear reflector on motorcycle obscured |1.4.1| | 1 |
| Steering headbearing has excessive free play |2.2.2| | 1 |
| Front wheel spindle loose |2.3.5a| | 1 |
| Front Wheel bearing rough when rotated (5.1.3 (b) (i)) | 1 |
| Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Horn not working |1.7.3a| | 1 |
| Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Brake locking device missing |3.2.A1e| | 1 |
| Direction indicator incorrect colour all |1.5.1b| | 1 |
| Offside Steering lock stop ineffective |2.1.3| | 1 |
| Headlamp dipped beam affected by the operation of another lamp |1.2.2c| | 1 |
| Offside Front Direction indicators not working |1.5.1c| | 1 |
| Offside Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Front Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 1 |
| Headlamp aim headlamp deteriorated and function impaired |1.2.3a| | 1 |
| Position lamp switch faulty |1.1.4a| | 1 |
| Front Floor brake test indicates a binding brake |3.3.C2c| | 1 |
| Nearside Front Brake disc|s| securing bolt|s| missing |3.2.A1g| | 1 |
| Nearside Steering lock stop ineffective |2.1.3| | 1 |
| Fairings insecure and likely to impede the steering |2.1.2e| | 1 |
| Rear wheel rotation likely to be impeded |6.2.1b| | 1 |
| Nearside Front Footrest insecure |6.2.1a| | 1 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Brake hose damaged | 1 |
| Headlamp aim not tested |1.6| | 1 |
| Nearside Rear Direction indicator not working |1.5.1c| | 1 |
| Rear Brake master cylinder insecurely mounted |3.2.B1a| | 1 |
| Offside Rear Direction indicator not working |1.5.1c| | 1 |
| Nearside Front Direction indicator not working |1.5.1c| | 1 |
| 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 |
| Riders seat insecure |6.2.1a| | 1 |
| Nearside Rear Footrest missing |6.2.1a| | 1 |
| Offside Rear Footrest missing |6.2.1a| | 1 |
| Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Nearside Front Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Exhaust mounting does not fully support the exhaust system |7.1.1.c| | 1 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Front Roller brake test indicates excessive fluctuation of brake effort (3.3.A1d) | 1 |
| Steering movement excessively notchy with the weight on the lower bearing (2.2.1a) | 1 |
| Throttle operating incorrectly (6.2.1f) | 1 |