| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 9 |
| Horn not working |1.7.3a| | 2 |
| Rear reflector missing (4.8.2 (a) (ii)) | 2 |
| Front Steering linkage has excessive free play |2.2.2| | 1 |
| Front Steering headbearing has excessive free play |2.2.2| | 1 |
| Nearside Rear Direction indicator not working |1.5.1c| | 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 |
| All position lamps do not illuminate immediately when switched on |1.1.3a| | 1 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Rear Brake component has restricted free movement and operation is likely to be impeded |3.2.A1h| | 1 |
| Headlamp dipped beam affected by the operation of another lamp |1.2.2c| | 1 |
| Headlamp main beam affected by the operation of another lamp |1.2.2c| | 1 |
| Horn is not a constant note |1.7.3c| | 1 |
| Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 1 |
| Nearside Front Direction indicator not working |1.5.1c| | 1 |
| Rear Wheel has an excessively distorted bead rim. |4.2.2| | 1 |
| Front suspension assembly excessive wear or free play in a front suspension component |2.3.4| | 1 |
| Offside Rear Direction indicator incorrect colour |1.5.1b| | 1 |
| Steering movement excessively stiff with the weight on the lower bearing |2.2.1a| | 1 |
| Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 1 |
| Offside Front Direction indicator not working |1.5.1c| | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 1 |
| Headlamp aim beam image kick up to the offside |1.6| | 1 |
| Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |
| Nearside Rear Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Front Headlamp aim beam image kick up to the offside |1.6| | 1 |
| Horn not working (7.7 (a)) | 1 |
| Central Front Motorcycle structure corroded to the extent that the rigidity of the assembly is significantly reduced (6.1.1 (c) (i)) | 1 |
| Front Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Registration plate issues | 1 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 1 |
| Horn sound not in accordance with requirements not a continues sound (7.7 (c)) | 1 |
| Front Headlamp light intensity severely reduced by the operation of the horn (4.1.4 (a)) | 1 |
| Stop lamp not working (4.3.1 (a) (ii)) | 1 |
| Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |