| Most common failures | No# failures |
|---|
| Rear reflector on motorcycle missing |1.4.1| | 5 |
| Drive chain excessively loose |6.2.1d| | 3 |
| Headlamp aim out of alignment | 2 |
| Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Front wheel bearings are excessively rough |2.3.5b| | 1 |
| Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 1 |
| Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 1 |
| Nearside Steering control has Insufficient clearance at full lock affecting the riders grasp of handlebars |2.1.2b| | 1 |
| Nearside Front Direction indicators not working |1.5.1c| | 1 |
| Front Direction indicator not working |1.5.1c| | 1 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Horn missing |1.7.1| | 1 |
| Offside Front Direction indicator incorrect colour |1.5.1b| | 1 |
| Locking device|s| not correctly fitted which may make the motor bicycle dangerous to ride |6.2.1h| | 1 |
| Direction indicators not working |1.5.1c| | 1 |
| Nearside Front Shock absorber has a serious fluid leak seal leaking |5.3.2 |b|| | 1 |
| Offside Front Motorcycle structure is fractured and structural rigidity is significantly reduced fairing |6.1.1 |a| |i|| | 1 |
| All direction indicators not working missing all |4.4.1 |a| |ii|| | 1 |
| Offside Front Brake hose excessively twisted bracket loose |1.1.12 |b| |ii|| | 1 |
| Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Steering headbearing has excessive free play |2.2.2| | 1 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Registration plate issues | 1 |
| Rear wheel bearings are excessively rough |2.4.A.2c| | 1 |
| Nearside Front Outer Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Offside Front Outer Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Offside Front Outer Stop lamp does not illuminate immediately a brake applies front brake operation |1.3.1a| | 1 |
| Centre Front Inner Fuel tank leaking front tank mounting pin missing |7.2.1a| | 1 |
| Headlamp switch faulty |1.2.4| | 1 |
| Nearside Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Nearside Rear Direction indicators not working |1.5.1c| | 1 |
| Rear Stop lamp affected by the operation of another lamp |1.3.2| | 1 |
| Front Headlamp dipped beam affected by the operation of another lamp |1.2.2c| | 1 |
| Front Headlamp main beam affected by the operation of another lamp |1.2.2c| | 1 |
| Front Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Front Steering headbearing has excessive free play |2.2.2| | 1 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Offside Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Clutch lever shortened so it cannot be readily operated. |6.2.1g| | 1 |
| Offside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 1 |
| Rear Brake excessively binding (1.2.1 (f)) | 1 |
| Rear Brake performance not tested (1.2.1 (g)) | 1 |
| Front Brake excessively binding (1.2.1 (f)) | 1 |
| Offside Front Direction indicator not working (4.4.1 (a) (ii)) | 1 |
| Front Headlamp aim projected beam image obviously incorrect (4.1.2 (c)) | 1 |
| Steering operation impeded by a fairing (2.1.4 (e)) | 1 |
| Steering headbearing in such a condition that steering control is adversely affected (2.2.2 (f) (ii)) | 1 |
| Clutch lever positioned so it cannot be readily operated (6.2.7 (b)) | 1 |
| Nearside Rear Position lamp not working (4.2.1 (a)) | 1 |
| Drive chain worn to excess (6.1.7 (c) (i)) | 1 |