| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 4 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 3 |
| Rear reflector missing (4.8.2 (a) (ii)) | 3 |
| Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 3 |
| Offside Rear Direction indicator not working (4.4.1 (a) (ii)) | 2 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 2 |
| Registration plate lamp issues | 2 |
| Stop lamp remains on when the brakes are released | 2 |
| Rear Position lamp not working (4.2.1 (a)) | 2 |
| Rear Wheel alignment incorrect which adversely affects the handling (2.4 (a)) | 2 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Drive chain excessively tight (6.1.7 (k) (i)) | 1 |
| Brake pedal insecure Brake pedal bolt loose. (1.1.2 (e) (i)) | 1 |
| Rear Brake pedal has insufficient reserve travel (1.1.2 (a)) | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 1 |
| Central Rear Lower Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Rear Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Rear Wheel spoke excessively loose (5.2.2 (d)) | 1 |
| Nearside Front Direction indicator not working conector loose behind headlamp (4.4.1 (a) (ii)) | 1 |
| Nearside Rear Footrest missing (6.2.12 (a)) | 1 |
| Offside Rear Footrest missing (6.2.12 (a)) | 1 |
| Rear Brake grabbing severely (1.2.1 (c)) | 1 |
| Nearside Handlebar grip insecure to handlebar (2.2.1 (d) (ii)) | 1 |
| Rear Suspension arm pin or bush excessively worn (5.3.4 (a) (i)) | 1 |
| Drive chain excessively loose (6.1.7 (c) (i)) | 1 |
| Exhaust noise is clearly in excess of that emitted by a similar motorcycle fitted with a standard silencer in average condition (8.1.1 (a)) | 1 |
| Suspension component pin or bush excessively worn Top shock (5.3.4 (a) (i)) | 1 |
| Rear Brake disc fractured (1.1.14 (a) (ii)) | 1 |
| Drive chain horseshoe locking device incorrectly fitted (6.1.7 (j) (i)) | 1 |
| Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Fuel system component leaking carburetor (6.1.3 (b) (i)) | 1 |
| Position lamp switch does not operate in accordance with the requirements Opposite to light (4.2.2 (a)) | 1 |
| Front Direction indicator obviously incorrectly positioned mopeds (Category L1) - 240mm at the front . distance for front indicators is 210mm (4.4.3 (a)) | 1 |
| Front Direction indicator obviously incorrectly positioned Mandatory direction indicators must have minimum separation distances between the illuminating surfaces of: mopeds (Category L1)
- 240mm at the front (4.4.3 (a)) | 1 |