| Most common failures | No# failures |
|---|
| Rear reflector on motorcycle missing |1.4.1| | 10 |
| Registration plate issues | 8 |
| Headlamp aim out of alignment | 6 |
| Rear wheel bearings have excessive free play |2.4.A.2c| | 3 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 3 |
| Front Wheel fractured significantly reducing the original strength |4.2.1a| | 2 |
| Front wheel bearings have excessive free play |2.3.5b| | 2 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 2 |
| Rear Brake disc|s| excessively worn |3.2.A1l| | 2 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 2 |
| Rear Floor brake test indicates a binding brake |3.3.C2c| | 2 |
| Horn not working |1.7.3a| | 2 |
| Rear Rear reflector on motorcycle missing |1.4.1| | 2 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 2 |
| Rear Brake disc|s| is excessively distorted |3.2.A1m| | 2 |
| Rear Footrest missing |6.2.1a| | 2 |
| Front Brake disc|s| excessively worn |3.2.A1l| | 2 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Rear Exhaust is leaking and excessively noisey |7.1.1b| | 1 |
| Rear Stop lamp deteriorated and function impaired |1.3.3a| | 1 |
| Front Brake disc|s| is excessively distorted |3.2.A1m| | 1 |
| Rear Brake master cylinder leaking hydraulic fluid |3.2.B1e| | 1 |
| Front wheel bearings are excessively rough |2.3.5b| | 1 |
| Nearside Steering lock stop missing |2.1.3| | 1 |
| Offside Steering lock stop missing |2.1.3| | 1 |
| Rear Wheel spoke excessively loose |4.2.1b| | 1 |
| Front Roller brake test indicates a sticking brake |3.3.A1a| | 1 |
| Roller brake test No brake control achieves an efficiency of 30%. |3.3.A2a| | 1 |
| Stop lamp does not illuminate immediately a brake applies both |1.3.1a| | 1 |
| Nearside Front Brake disc|s| excessively worn |3.2.A1l| | 1 |
| Offside Rear Brake disc|s| excessively worn |3.2.A1l| | 1 |
| Front Direction indicator missing |1.5.1a| | 1 |
| Rear Direction indicator missing |1.5.1a| | 1 |
| Front Indicator tell tale not functioning |1.5.2| | 1 |
| Rear Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 1 |
| Rear reflector on motorcycle does not reflect squarely to the rear |1.4.1| | 1 |
| Headlamp aim beam image kick up to the offside |1.6| | 1 |
| Nearside Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Rear suspension bearing has excessive free play |2.4.A2a|i|| | 1 |
| Nearside Handlebar grip insecure to handlebar |2.2.1 |d| |ii|| | 1 |
| Throttle operating incorrectly not returning on full lock |6.2.7 |a| |i|| | 1 |
| Headlamp not working on dipped beam dip beam and high beam incorrect |4.1.1 |a| |ii|| | 1 |
| Offside Direction indicators not working |1.5.1c| | 1 |
| Direction indicator missing |1.5.1a| | 1 |
| Steering headbearing has excessive free play |2.2.2| | 1 |
| Indicator switch insecure switch moving on bars |1.5.4| | 1 |
| Horn replaced by a siren |1.7.3b| | 1 |
| Drive chain excessively loose |6.2.1d| | 1 |
| Front Brake disc|s| cracked |3.2.A1g| | 1 |
| Front Brake caliper|s| securing bolt|s| loose |3.2.A1j| | 1 |
| Rear Brake hose is likely to be fouled or trapped by moving parts |3.2.B2c| | 1 |
| Throttle operating incorrectly |6.2.1f| | 1 |
| Front Floor brake test indicates a binding brake |3.3.C2c| | 1 |
| Riders seat insecure |6.2.1a| | 1 |
| Rear Rear wheel bearings have excessive free play |2.4.A.2c| | 1 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 1 |
| Brake lever is so short and the brake cannot be readily applied |3.1.3c| | 1 |
| Rear Locking device|s| not correctly fitted which may make the motor bicycle dangerous to ride |6.2.1h| | 1 |
| Front Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 1 |
| Front Brake disc|s| has excessive run out |3.2.A1m| | 1 |
| Front Brake hose fouling |3.2.B3b| | 1 |
| Front Roller brake test indicates excessive fluctuation of brake effort |3.3.A1d| | 1 |
| Offside Brake lever is so short and the brake cannot be readily applied |3.1.3c| | 1 |
| Front Brake component worn and seriously reduced in strength |3.2.A1| | 1 |
| Front Steering movement excessively `notchy` with the wheel raised |2.2.1b| | 1 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Rear Roller brake test indicates a binding brake |3.3.A1a| | 1 |
| Brake lever cannot be released smoothly stick to bark buster guard |3.1.3d| | 1 |
| Front Brake hose is likely to be fouled or trapped by moving parts |3.2.B2c| | 1 |
| Horn missing |1.7.1| | 1 |
| Rear Stop lamp remains on when the brake is released |1.3.1e| | 1 |
| Headlamp aim not tested |1.6| | 1 |
| Front Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Front Stop lamp not working handle bar (4.3.1 (a) (ii)) | 1 |
| Rear Stop lamp not working foot (4.3.1 (a) (ii)) | 1 |
| Rear Brake excessively binding (1.2.1 (f)) | 1 |
| Rear Rear reflector missing (4.8.2 (a) (ii)) | 1 |
| Rear reflector missing (4.8.2 (a) (ii)) | 1 |