| Most common failures | No# failures |
|---|
| Headlamp aim out of alignment | 6 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 3 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 3 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 3 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 3 |
| Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Nearside Front Shock absorber has a serious fluid leak (5.3.2 (b)) | 2 |
| Front Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 2 |
| Registration plate lamp issues | 2 |
| Front Brake excessively binding (1.2.1 (f)) | 2 |
| Offside Rear Parking brake inoperative on one side (1.4.1 (a)) | 2 |
| Registration plate issues | 2 |
| Front wheel bearings have excessive free play |2.3.5b| | 2 |
| Nearside Stop lamp(s) not working (4.3.1 (a) (ii)) | 1 |
| Offside Front Position lamp light intensity significantly reduced (4.2.3 (a) (ii)) | 1 |
| Service brake excessively binding (1.2.1 (f)) | 1 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Front Headlamp aim beam image kick up to the offside |1.6| | 1 |
| Front Headlamp aim beam image kick-up is to the offside |1.6.1| | 1 |
| Parking brake lever defective so that it cannot be satisfactorily operated (1.1.6 (d)) | 1 |
| Nearside Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Offside Rear Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Offside Front Steering operation impeded by a fairing switch hitting the screen on lock (2.1.4 (e)) | 1 |
| Central Front Steering headbearing has excessive wear or free play (2.2.2 (f) (i)) | 1 |
| Floor brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.C1b| | 1 |
| Rear Brake pedal has inadequate reserve travel |3.1.3b| | 1 |
| Front Roller brake test indicates a sticking brake |3.3.A1a| | 1 |
| Rear Brake has no recorded effort at a wheel (1.2.1 (a) (ii)) | 1 |
| Stop lamp adversely affected by the operation of another lamp |4.3.3 |b|| | 1 |
| Dipswitch does not deflect the main beam/s, making them into dipped beam/s |1.2.2b|ii|| | 1 |
| Front Valve stem seriously damaged (5.2.3 (j)) | 1 |
| Rear Valve stem seriously damaged (5.2.3 (j)) | 1 |
| Offside Front Front shock absorber seal failed and leaking oil |2.3.3| | 1 |
| Stop lamp does not illuminate by the operation of both brake controls (4.3.2 (a) (iii)) | 1 |
| Headlamp at least one does not illuminate on dipped beam |1.2.2a|i|| | 1 |
| Position lamp showing white light to the rear Both tail lamps showing white light to rear. (4.2.3 (a) (ii)) | 1 |
| Offside Parking brake inoperative on one side (1.4.1 (a)) | 1 |
| Nearside Parking brake inoperative on one side (1.4.1 (a)) | 1 |
| Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 1 |
| Nearside Front Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Offside Front Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 1 |
| Stop lamp not working front brake switch not working (4.3.1 (a) (ii)) | 1 |
| Exhaust has a major leak of exhaust gases (6.1.2 (a)) | 1 |
| Stop lamp(s) not working when front lever operated (4.3.1 (a) (ii)) | 1 |
| Nearside Rear Valve stem seriously damaged (5.2.3 (j)) | 1 |
| Offside Rear Valve stem seriously damaged (5.2.3 (j)) | 1 |
| Stop lamp(s) not working on rear brake lever (4.3.1 (a) (ii)) | 1 |
| Service brake efficiency less than 50% of the required value (1.2.2 (a) (ii)) | 1 |
| Hazard warning switch inoperative (4.4.2 (a) (ii)) | 1 |
| Nearside Wheel bearing play so excessive that directional control is impaired (5.1.3 (a) (ii)) | 1 |
| Nearside Front Shock absorbers has a serious fluid leak | 1 |
| Brake performance not tested (1.2.1 (g)) | 1 |
| Headlamp aim projected beam image obviously incorrect (4.1.2 (c)) | 1 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 1 |
| Indicator switch defective |1.5.4| | 1 |
| Front Lower Front suspension assembly excessive wear or free play in a front suspension component |2.3.4| | 1 |
| Offside Rear Lower Brake pedal has inadequate reserve travel |3.1.3b| | 1 |
| Rear Hydraulic brake control feels spongy |3.1.4a| | 1 |
| Brake pedal has inadequate reserve travel |3.1.3b| | 1 |
| Front Wheel bearing has excessive play (5.1.3 (a) (i)) | 1 |
| Stop lamp(s) not working with footbrake (4.3.1 (a) (ii)) | 1 |
| Nearside Handlebar handgrip not secure to handlebars. |2.1.1c| | 1 |
| Stop lamp(s) all not working (4.3.1 (a) (iii)) | 1 |
| Rear wheel rotation likely to be impeded |6.2.1b| | 1 |
| Rear Brake disc|s| excessively worn |3.2.A1l| | 1 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Front Stop lamp|s| remains on when the brakes are released brake |4.3.2 |a| |iii|| | 1 |
| Rear Stop lamp|s| not working foot brake |4.3.1 |a| |ii|| | 1 |