| Most common failures | No# failures |
|---|
| Central Rear Brake excessively binding (1.2.1 (f)) | 1 |
| All direction indicators adversely affected by the operation of another lamp all indicators effected brake lights by (4.4.3 (b)) | 1 |
| Central Front Upper Direction indicators affected by the operation of another lamp battery needed charging |1.5.1c| | 1 |
| Front Position lamp not working (4.2.1 (a)) | 1 |
| Headlamp aim not tested light not bright enough to obtain a pattern |1.6| | 1 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Offside Steering lock stop ineffective |2.1.3| | 1 |
| Stop lamp affected by the operation of another lamp |1.3.2| | 1 |
| Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Horn control defective |1.7.2a| | 1 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Rear Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Front Rear position lamp adversely affected by the operation of another lamp |1.1.3b| | 1 |
| Rear Rear position lamp adversely affected by the operation of another lamp |1.1.3b| | 1 |
| Nearside Direction indicator affected by the operation of another lamp |1.5.1c| | 1 |
| Offside Direction indicator affected by the operation of another lamp |1.5.1c| | 1 |
| Front Headlamp dipped beam affected by the operation of another lamp |1.2.2c| | 1 |
| Front Headlamp main beam flickers when tapped lightly by hand |1.2.2c| | 1 |
| Handlebar deformed |2.1.1b| | 1 |
| Front Brake component defective due to a deliberate modification which significantly reduces the original strength |3.1.5| | 1 |
| Front Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Rear Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Steering movement excessively stiff with the weight on the lower bearing |2.2.1a| | 1 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 1 |