| Most common failures | No# failures |
|---|
| Registration plate lamp issues | 4 |
| Headlamp aim out of alignment | 3 |
| Horn not working |1.7.3a| | 2 |
| Headlamp not working on main beam (4.1.1 (a) (ii)) | 2 |
| Front Roller brake test indicates a binding brake |3.3.A1a| | 2 |
| Registration plate issues | 2 |
| Front Brake excessively binding |1.2.1 |f|| | 2 |
| Nearside Front Brake disc significantly and obviously worn (1.1.14 (a) (i)) | 1 |
| Nearside Front Upper Brake lever has insufficient reserve travel (1.1.2 (a)) | 1 |
| Nearside Rear Upper All direction indicators not working (4.4.1 (a) (ii)) | 1 |
| Nearside Front Lower Brake caliper leaking and braking performance affected (1.1.16 (b) (ii)) | 1 |
| Front Brake performance unable to be tested (1.2.1 (g)) | 1 |
| Nearside Front Direction indicators not working |1.5.1c| | 1 |
| Offside Front Direction indicators not working |1.5.1c| | 1 |
| Nearside Rear Direction indicators not working |1.5.1c| | 1 |
| Offside Rear Direction indicators not working |1.5.1c| | 1 |
| Rear Brake lever pivot excessively worn (1.1.1 (b)) | 1 |
| Headlamp insecure (4.1.1 (c)) | 1 |
| Front Position lamp not working (4.2.1 (a)) | 1 |
| Headlamp light intensity severely reduced (4.1.4 (a)) | 1 |
| Rear position lamp does not illuminate immediately when it is switched on |1.1.3a| | 1 |
| Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Stop lamp does not illuminate immediately a brake applies stop light not working when either front or rear brake is applied, |1.3.1a| | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25%. |3.3.A2b| | 1 |
| Rear Shock absorber has negligible damping effect |5.3.2 |b|| | 1 |
| Front Brake lever has insufficient reserve travel |1.1.2 |a|| | 1 |
| Rear Roller brake test indicates brake effort fall disproportional to brake lever or pedal effort |3.3.A1c| | 1 |
| Headlamp not working on dipped beam (4.1.1 (a) (ii)) | 1 |
| Handlebar grip insecure to handlebar |2.2.1 |d| |ii|| | 1 |
| Rear Brake lever has insufficient reserve travel Touches handlebars |1.1.2 |a|| | 1 |
| Front Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Stop lamp remains on when the brakes are released | 1 |
| Front Direction indicators not working |1.5.1c| | 1 |
| Stop lamp not working |4.3.1 |a| |ii|| | 1 |
| Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Front Brake disc contaminated |1.1.14 |b|| | 1 |
| Front Wheel damaged or distorted to the extent that control of the motorcycle is likely to be adversely affected (5.2.2 (c) (ii)) | 1 |
| Offside Rear Stop lamp does not illuminate immediately a brake applies |1.3.1a| | 1 |
| Centre Rear Stop lamp insecure |1.3.3b| | 1 |
| Nearside Front Roller brake test indicates a sticking brake |3.3.A1a| | 1 |
| Rear Brake lever has inadequate reserve travel |3.1.3b| | 1 |
| Front Shock absorber has a serious fluid leak |5.3.2 |b|| | 1 |
| Front Brake grabbing severely front brake disc has excessive run out |1.2.1 |c|| | 1 |
| Nearside Rear Brake lever has insufficient reserve travel lever fouling on collar for hand muff |1.1.2 |a|| | 1 |
| Roller brake test The less effective brake control does not achieve an efficiency of 25% |1.2.2 |a| |i|| | 1 |
| Steering movement excessively stiff with the wheel raised |2.2.1b| | 1 |
| Rear Brake lever is inoperative heated grip is on the way |3.1.3c| | 1 |
| Front Motorcycle structure excessively damaged mudguard and sharp edge |6.1.1a| | 1 |
| Nearside Brake lever pivots excessively worn |3.1.3a| | 1 |
| Front Wheel alignment incorrect which adversely affects the handling |2.5.1| | 1 |
| Motorcycle structure is so deformed it is likely to adversely affect braking or steering |6.1.1 |a| |ii|| | 1 |
| Wheel alignment incorrect which adversely affects the handling |2.4 |a|| | 1 |