| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 69 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 36 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 22 |
| Rear Brake lever has inadequate reserve travel |3.1.3b| | 21 |
| Horn not working |1.7.3a| | 18 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 16 |
| Exhaust is leaking and excessively noisey |7.1.1b| | 16 |
| Throttle operating incorrectly |6.2.1f| | 15 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 14 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 14 |
| Steering headbearing has excessive free play |2.2.2| | 13 |
| Riders seat insecure |6.2.1a| | 12 |
| Front Floor brake test indicates a binding brake |3.3.C2c| | 10 |
| Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 9 |
| Front wheel bearings are excessively rough |2.3.5b| | 9 |
| Rear reflector on motorcycle missing |1.4.1| | 9 |
| Front Brake lever cannot be applied smoothly |3.1.3d| | 9 |
| Headlamp aim beam image kick up to the offside |1.6| | 8 |
| Registration plate issues | 8 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 7 |
| Front wheel bearings have excessive free play |2.3.5b| | 6 |
| Offside Front shock absorber seal failed and leaking oil |2.3.3| | 6 |
| Front position lamp does not illuminate immediately when switched on |1.1.3a| | 6 |
| Front Brake excessively binding (1.2.1 (f)) | 6 |
| Direction indicators not working |1.5.1c| | 5 |
| Front Floor brake test indicates a sticking brake |3.3.C2c| | 5 |
| Exhaust excessively deteriorated |7.1.1a| | 5 |
| Front Brake component has restricted free movement and operation is likely to be impeded |3.2.A1h| | 4 |
| Headlamp switch insecure |1.2.4| | 4 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 4 |
| Rear wheel rotation likely to be impeded |6.2.1b| | 4 |
| Rear Brake lever insecure |3.1.2a| | 3 |
| Front Stop lamp not working |4.3.1 |a| |ii|| | 3 |
| Front Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 3 |
| Front Roller brake test indicates a sticking brake |3.3.A1a| | 3 |
| Position lamp switch insecure |1.1.4b| | 3 |
| Headlamp aim not tested |1.6| | 3 |
| Steering movement excessively stiff with the wheel raised |2.2.1b| | 3 |
| Offside Handlebar handgrip not secure to handlebars. |2.1.1c| | 3 |
| Stop lamp not working |4.3.1 |a| |ii|| | 3 |
| Front Front position lamp does not illuminate immediately when switched on |1.1.3a| | 3 |
| Steering movement excessively stiff with the weight on the lower bearing |2.2.1a| | 3 |
| Stop lamp remains on when the brake is released |1.3.1e| | 3 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 3 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 3 |
| Horn not working (7.7 (a)) | 3 |
| Headlamp switch faulty |1.2.4| | 2 |
| Rear Exhaust mounting does not fully support the exhaust system |7.1.1.c| | 2 |
| Nearside Front shock absorber seal failed and leaking oil |2.3.3| | 2 |
| Front position lamp incorrect colour |1.1.2a| | 2 |
| Front Brake lever is so short and the brake cannot be readily applied |3.1.3c| | 2 |
| Offside Rear Footrest insecure |6.2.1a| | 2 |
| Fuel cap sealing washer torn |7.2.2c| | 2 |
| Brake fluid reservoir fluid level dangerously low |3.2.B1d| | 2 |
| Floor brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.C1b| | 2 |
| Nearside Brake lever is bent and the brake cannot be readily applied |3.1.3c| | 2 |
| Front Front wheel bearings have excessive free play |2.3.5b| | 2 |
| Rear Brake lever has insufficient reserve travel |1.1.2 |a|| | 2 |
| Roller brake test No brake control achieves an efficiency of 30%. |3.3.A2a| | 2 |
| Indicator switch insecure |1.5.4| | 2 |
| Offside Front Direction indicator not working |1.5.1c| | 2 |
| Rear reflector on motorcycle obscured |1.4.1| | 2 |
| Headlamp not working on dipped beam |4.1.1 |a| |ii|| | 2 |
| Rear Front position lamp does not illuminate immediately when switched on |1.1.3a| | 2 |
| Exhaust mounting does not fully support the exhaust system |7.1.1.c| | 2 |
| Offside Position lamp switch insecure |1.1.4b| | 2 |
| Wheel alignment incorrect which adversely affects the handling |2.5.1| | 2 |
| Front Front wheel bearings are excessively rough |2.3.5b| | 2 |
| Rear Roller brake test indicates brake effort fall disproportional to brake lever or pedal effort |3.3.A1c| | 2 |
| Throttle has a significant change in engine speed whilst moving the steering from lock to lock |2.1.4| | 2 |
| Front Headlamp at least one does not illuminate on main beam |1.2.2a|ii|| | 2 |
| Front Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 2 |
| Headlamp aim not tested (4.1.2 (b)) | 2 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 2 |
| Rear Position lamp not working (4.2.1 (a)) | 2 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% (1.2.2 (a) (i)) | 2 |
| Rear Brake lever has insufficient reserve travel (1.1.2 (a)) | 2 |
| Headlamp aim so that beam "kick up" is not visible on the screen (4.1.2 (a)) | 2 |
| Stop lamp not working (4.3.1 (a) (ii)) | 2 |