| Most common failures | No# failures |
|---|
| Registration plate issues | 4 |
| Steering headbearing has excessive free play |2.2.2| | 2 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 2 |
| Front Brake lever has inadequate reserve travel |3.1.3b| | 2 |
| Fuel tank leaking |7.2.1a| | 2 |
| Rear Brake pedal is inoperative |3.1.3c| | 1 |
| Rear Position lamp not working |4.2.1 |a|| | 1 |
| Wheel alignment incorrect which adversely affects the handling |2.5.1| | 1 |
| Front wheel insecure |4.2.3b| | 1 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Brake locking device insecure |3.2.A1e| | 1 |
| Handlebar mounting clamp loose |2.1.1a| | 1 |
| Fuel hose leaking |7.2.1a| | 1 |
| Front Horn not loud enough to be heard by another road user |1.7.3a| | 1 |
| Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Handlebar mounting clamp bolt loose |2.1.1a| | 1 |
| Front Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Front position lamp damaged and function impaired |1.1.1b| | 1 |
| All position lamps do not illuminate immediately when switched on |1.1.3a| | 1 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Horn not working |1.7.3a| | 1 |
| Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Riders seat insecure |6.2.1a| | 1 |
| Chain guard fouling another component |6.2.1c| | 1 |
| Throttle operating incorrectly |6.2.1f| | 1 |
| Rear Stop lamp affected by the operation of another lamp |1.3.2| | 1 |
| Rear suspension movement is excessively stiff |2.4.A.3b| | 1 |
| Front Brake back plate|s| securing bolt|s| loose |3.2.A1j| | 1 |
| Drive chain excessively tight |6.2.1d| | 1 |
| Sidecar wheel bearings have excessive free play |5.2.3c| | 1 |
| Sidecar wheel bearings are excessively rough |5.2.3d| | 1 |
| Headlamp insecure |1.2.3b| | 1 |
| Headlamp aim headlamp deteriorated and function impaired |1.2.3a| | 1 |
| Nearside Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Offside Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Nearside Rear Footrest missing |6.2.1a| | 1 |
| Offside Rear Footrest missing |6.2.1a| | 1 |
| Rear Brake reaction bracket insecure |3.2.A1j| | 1 |
| Headlamp aim out of alignment | 1 |
| Rear position lamp adversely affected by the operation of another lamp |1.1.3b| | 1 |
| Stop lamp affected by the operation of another lamp |1.3.2| | 1 |
| Front Wheel has an excessively distorted bead rim. |4.2.2| | 1 |
| Drive chain worn to excess |6.2.1e| | 1 |
| Offside Front Brake locking device missing |3.2.A1e| | 1 |
| Centre Front Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Rear reflector on motorcycle missing |1.4.1| | 1 |
| Nearside Front Locking device|s| not correctly fitted which may make the motor bicycle dangerous to ride |6.2.1h| | 1 |
| Front Brake locking device missing front cable loose fitted |3.2.A1e| | 1 |
| Offside Rear Lower Rear suspension bush excessively deteriorated shock |2.4.A2a|i|| | 1 |