| Most common failures | No# failures |
|---|
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 3 |
| Headlamp aim out of alignment | 2 |
| Rear shock absorber has inadequate damping effect. |2.4.A.3b| | 2 |
| Horn missing |1.7.1| | 1 |
| Nearside Footrest insecure |6.2.1a| | 1 |
| Throttle operating incorrectly |6.2.1f| | 1 |
| Horn not loud enough to be heard by another road user |1.7.3a| | 1 |
| Front Wheel has an excessively distorted bead rim. |4.2.2| | 1 |
| Rear Brake reaction bracket insecure |3.2.A1j| | 1 |
| Brake pedal is positioned so that the brake cannot be readily applied |3.1.3c| | 1 |
| Drive chain worn to excess |6.1.7 |c| |i|| | 1 |
| Drive chain sprocket worn to excess |6.1.7 |c| |i|| | 1 |
| Stop lamp remains on when the brakes are released | 1 |
| Front Brake lever has abnormal movement of levers indicating excessive wear or maladjustment |1.1.15 |f|| | 1 |
| Front Brake lever not releasing correctly and functionality of brakes affected |1.1.2 |b| |ii|| | 1 |
| Rear Brake pedal not releasing correctly and functionality of brakes affected |1.1.2 |b| |ii|| | 1 |
| Rear Motorcycle structure joining/attachment plate or fastening so insecure that structural rigidity is seriously reduced |6.1.1 |b| |ii|| | 1 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Brake pedal is bent and the brake cannot be readily applied |3.1.3c| | 1 |
| Horn not working |1.7.3a| | 1 |
| Horn not working loose wire (7.7 (a) (ii)) | 1 |
| Rear position lamp adversely affected by the operation of another lamp |1.1.3b| | 1 |
| Steering headbearing has excessive free play |2.2.2| | 1 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Steering control fouling between components which interferes with the free movement of the steering |2.1.2a| | 1 |
| Handlebar mounting clamp bolt loose |2.1.1a| | 1 |