| Most common failures | No# failures |
|---|
| Registration plate issues | 7 |
| Front Steering headbearing has excessive free play |2.2.2| | 5 |
| Rear reflector on motorcycle missing |1.4.1| | 4 |
| Rear Brake pedal has inadequate reserve travel |3.1.3b| | 3 |
| Offside Front Front shock absorber seal failed and leaking oil |2.3.3| | 3 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 3 |
| Steering headbearing has excessive free play |2.2.2| | 3 |
| Front wheel bearings are excessively rough |2.3.5b| | 3 |
| Rear Wheel spoke missing |4.2.1b| | 3 |
| Nearside Front Handlebar handgrip not secure to handlebars. |2.1.1c| | 2 |
| Front Front wheel bearings have excessive free play |2.3.5b| | 2 |
| Front Brake lever has inadequate reserve travel |3.1.3b| | 2 |
| Front Headlamp aim not tested |1.6| | 2 |
| Front Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 2 |
| Rear Drive chain sprocket worn to excess |6.2.1e| | 2 |
| Rear Drive chain excessively loose |6.2.1d| | 2 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 2 |
| Rear Wheel spoke excessively loose |4.2.1b| | 2 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Rear wheel spindle securing nut locking device missing |2.4.A.2b| | 2 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Offside Direction indicator not working |1.5.1c| | 1 |
| Headlamp aim headlamp damaged and function impaired |1.2.3a| | 1 |
| Front Brake lever is so short and the brake cannot be readily applied |3.1.3c| | 1 |
| Rear Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 1 |
| Front Front wheel bearings are excessively rough |2.3.5b| | 1 |
| Drive chain worn to excess |6.2.1e| | 1 |
| Front Throttle operating incorrectly |6.2.1f| | 1 |
| Nearside Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Rear Drive chain worn to excess |6.2.1e| | 1 |
| Rear Rear wheel spindle securing nut locking device missing |2.4.A.2b| | 1 |
| Front Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Front Front position lamp damaged and function impaired |1.1.1b| | 1 |
| Rear Brake lining|s| less than 1.5 mm thick |3.2.A1f|i|| | 1 |
| Rear Roller brake test indicates brake effort fall disproportional to brake lever or pedal effort |3.3.A1c| | 1 |
| Offside Front Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Headlamp main beam affected by the operation of another lamp |1.2.2c| | 1 |
| Front Position lamp not working (4.2.1 (a)) | 1 |
| Nearside Rear Direction indicators not working |1.5.1c| | 1 |
| Steering movement excessively `notchy` with the weight on the lower bearing |2.2.1a| | 1 |
| Front Steering headbearing excessively stiff or notchy |2.2.2 |f| |i|| | 1 |
| Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Nearside Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Locking devices not correctly fitted which may make the motor bicycle dangerous to ride |6.2.1h| | 1 |
| Rear Wheel spoke excessively loose |5.2.2 |d|| | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% |1.2.2 |a| |i|| | 1 |
| Fuel system component leaking fuel tap |7.2.1a| | 1 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Front Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Front wheel spindle securing nut locking device missing |2.3.5a| | 1 |
| Front Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 1 |
| Front Brake lever has insufficient reserve travel |1.1.2 |a|| | 1 |
| Front wheel spindle securing nut locking device missing |2.3.3a| | 1 |
| Front Front wheel spindle securing nut locking device missing |2.3.3a| | 1 |
| Rear Front wheel spindle securing nut locking device missing |2.3.3a| | 1 |
| Front Floor brake test indicates a sticking brake slight |3.3.C2c| | 1 |
| Front Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 1 |
| Front Headlamp damaged and function impaired |1.2.3a| | 1 |
| Front Fuel pipe leaking |7.2.1a| | 1 |
| Rear Brake reaction bracket securing bolt|s| loose |3.2.A1j| | 1 |
| Nearside Direction indicator not working |1.5.1c| | 1 |
| Front Steering control handlebar movement restricted by cables caught on a projection |2.1.2c| | 1 |
| Nearside Rear Footrest insecure |6.2.1a| | 1 |
| Offside Rear Footrest insecure |6.2.1a| | 1 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Throttle has a significant change in engine speed whilst moving the steering from lock to lock |2.1.4| | 1 |
| Front wheel bearings have excessive free play |2.3.5b| | 1 |
| Rear Wheel spoke cracked. |4.2.1b| | 1 |
| Horn not loud enough to be heard by another road user |1.7.3a| | 1 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Direction indicator flashing more than 120 times per minute |1.5.1c| | 1 |
| Rear Stop lamp does not illuminate immediately a brake applies (1.3.1a) | 1 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Horn not working |1.7.3a| | 1 |